re PR rtl-optimization/13024 (gcj can't build current rhug [checkme: java SVN r73752])
backport: re PR rtl-optimization/12816 (internal compiler error pari-2.1.5/Olinux-i686 [checkme: c++ SVN r75851])
revert: re PR tree-optimization/16115 (double-destruction problem with argument passing via temporary (breaks auto_ptr) [checkme: c++ SVN r84147])
re PR tree-optimization/15262 ([tree-ssa] Alias analyzer cannot handle addressable fields [checkme: c SVN r86398])
re PR rtl-optimization/15857 (Wrong code with optimization >= -O1 [checkme: c++ SVN r87429])
re PR c++/20505 (internal error when compiling with -ggdb2 and no error with -ggdb1 [checkme: debug SVN r97528])
re PR tree-optimization/21562 (Quiet bad codegen (unrolling + tail call interaction) [checkme: c SVN r103245])
re PR awt/26641 (AWT mouse event handling regression [checkme: libgcj SVN r112464])
re PR driver/30714 (gcj driver doesn't recognize files starting with II [checkme: java SVN r121666])
re PR driver/30714 (gcj driver doesn't recognize files starting with II [checkme: java SVN r121667])
re PR debug/33739 (Failure of gfortran.dg/literal_character_constant_1_*.F with -m64 -g on Darwin [checkme: fortran SVN r130244])
re PR c++/31863 (g++-4.1: out of memory with -O1/-O2 [checkme: middle-end SVN r131405])
re PR c/34601 (ICE with undefined enum [checkme: middle-end SVN r131506])
re PR middle-end/34668 (ICE in find_compatible_field with -combine [checkme: c SVN r131572])
re PR tree-optimization/34885 (ICE in copy_reference_ops_from_ref, at tree-ssa-sccvn.c:574 [checkme: c SVN r131694])
re PR c++/34953 (ICE on destructor + noreturn-function at -O3 [checkme: middle-end SVN r131782])
re PR c/35526 (ICE on memcpy [checkme: middle-end SVN r133106])
re PR c/35526 (ICE on memcpy [checkme: middle-end SVN r133108])
re PR preprocessor/35322 (ICE with incomplete macro [checkme: libcpp SVN r133195])
re PR preprocessor/35322 (ICE with incomplete macro [checkme: libcpp SVN r133220])
re PR preprocessor/34866 (valgrind error indication in testsuite from errors.c:156:cpp_error with gcc.dg/cpp/Wmissingdirs.c [checkme: libcpp SVN r134421])
re PR preprocessor/15500 (gcc ignores locale when converting wide string literals to wchar_t strings [checkme: libcpp SVN r134441])
re PR preprocessor/33415 (Can't compile .cpp file with UTF-8 BOM. [checkme: libcpp SVN r134507])
re PR fortran/36117 (Use MPFR for bessel function (optimization, rejects valid F2008) [checkme: middle-end SVN r135113])
re PR c++/36185 (wrong code with  -O2 -fgcse-sm [checkme: rtl-optimization SVN r135159])
re PR c++/35336 (Broken diagnostic: 'bit_field_ref' not supported by dump_expr [checkme: middle-end SVN r136662])
re PR middle-end/36571 (Default untyped return for AVR is byte register. [checkme: c SVN r136926])
re PR debug/34908 (valgrind error indication from testsuite hashtab.c : htab_hash_string [checkme: fortran SVN r136989])
re PR debug/34908 (valgrind error indication from testsuite hashtab.c : htab_hash_string [checkme: fortran SVN r137001])
re PR tree-optimization/34371 (verify_stmts failed (incorrect sharing of tree nodes) [checkme: fortran SVN r137088])
re PR rtl-optimization/36672 (IRA + -fno-pic ICE in emit_swap_insn, at reg-stack.c:829 [checkme: preprocessor SVN r137581])
re PR ada/36957 (ACATS ce3801b ICE emit_move_insn, at expr.c:3381 post tuple merge [checkme: tree-optimization SVN r138217])
re PR middle-end/36633 (warning "array subscript is below array bounds" on delete [] with -O2, -Wall [checkme: c++ SVN r138425])
re PR middle-end/20548 (ACATS c52103x c52104x c52104y segfault [checkme: ada SVN r139159])
re PR middle-end/37261 (Spurious (?) "integer overflow in expression" warnings [checkme: c SVN r139784])
re PR middle-end/37261 (Spurious (?) "integer overflow in expression" warnings [checkme: c SVN r139786])
re PR ada/37328 (ACATS la14021 ICE in gimple_assign_set_rhs1, at gimple.h:1747 [checkme: tree-optimization SVN r139931])
re PR middle-end/18071 (-Winline does not respect -fno-default-inline [checkme: c++ SVN r140418])
re PR debug/37410 (DW_TAG_imported_module is not in its DW_TAG_lexical_block [checkme: c++ SVN r140895])
re PR middle-end/29609 (Even with  -O0 -g gcc optimizes a goto away and I cannot debug [checkme: debug SVN r140948])
re PR tree-optimization/37568 (ICE returning a struct [checkme: c++ SVN r141010])
re PR debug/27017 (Debug information for static local class members are not emitted [checkme: c++ SVN r141829])
re PR debug/27574 (MIssing debug info at -O0 for a local variable in a C++ constructor [checkme: c++ SVN r141984])
revert: re PR libfortran/24685 (real(16) formatted input is broken for huge values (gfortran.dg/default_format_2.f90) [checkme: INVALID SVN r142840])
revert: re PR libfortran/24685 (real(16) formatted input is broken for huge values (gfortran.dg/default_format_2.f90) [checkme: INVALID SVN r142841])
re PR middle-end/36191 (can't use complex in a eh region if non-call-exceptions is enabled [checkme: c++ SVN r142950])
re PR tree-optimization/38385 (ICE with -O2 -ftree-loop-distribution [checkme: middlend SVN r143291])
re PR c++/38908 (Unexplained "'<anonymous>' is used uninitialized in this function" warning in cc1plus -m64 [checkme: middle-end SVN r143722])
re PR c++/8781 (Pessimization of C++ (functional) code [checkme: tree-optimization SVN r145533])
re PR c/39648 (internal compiler error: in fold_convert, at fold-const.c:2506 [checkme: tree-optimization SVN r145569])
backport: re PR c/39648 (internal compiler error: in fold_convert, at fold-const.c:2506 [checkme: tree-optimization SVN r145574])
re PR middle-end/39614 (Internal error compiling CSiBE [checkme: c SVN r145737])
re PR rtl-optimization/37377 (Bootstrap failure compiling libgcc [checkme: fortran SVN r145965])
re PR c/39928 (gimplify_expr failure [checkme: middle-end SVN r146846])
re PR java/39940 (failure in jc1 on i686-apple-darwin9 host [checkme: tree-optimization SVN r147065])
re PR tree-optimization/40168 (finding common subexpressions [checkme: fortran SVN r147659])
re PR middle-end/39834 (verify_cgraph_node failed with -O3 -Winline [checkme: debug SVN r148292])
backport: re PR tree-optimization/40168 (finding common subexpressions [checkme: fortran SVN r148469])
re PR middle-end/40502 (crash in cp_diagnostic_starter [checkme: c++ SVN r149470])
re PR middle-end/40502 (crash in cp_diagnostic_starter [checkme: c++ SVN r149499])
re PR c/48388 (libgcc compilation causes a segfault [checkme: middle-end SVN r149516])
re PR middle-end/40867 (FAIL: StackTrace2 output - source compiled test [checkme: java SVN r150376])
re PR debug/40660 (Weird break points with 4.5, works with 4.4 [checkme: fortran SVN r151069])
re PR c/41163 (verify_gimple fails [checkme: middle-end SVN r151122])
re PR c++/41273 (ICE in add_virtual_operand, at tree-ssa-operands.c:638 [checkme: debug SVN r151454])
re PR c++/41144 (ice for legal code with -O2 in get_alias_set [checkme: middle-end SVN r151461])
re PR c/39779 (ICE shifting byte to the right with constant > 7FFFFFFF [checkme: rtl-optimization SVN r151573])
re PR c++/41275 (ICE: expand_expr_real_1, at expr.c:8416 [checkme: middle-end SVN r151631])
re PR c/41935 (ICE : tree check: expected integer_cst, have nop_expr in int_cst_value, at tree.c:8301 [checkme: middle-end SVN r153962])
re PR middle-end/20548 (ACATS c52103x c52104x c52104y segfault [checkme: ada SVN r154061])
re PR middle-end/20548 (ACATS c52103x c52104x c52104y segfault [checkme: ada SVN r154063])
re PR c++/26965 (Unnecessary debug info for unused consts in C++ [checkme: debug SVN r154157])
re PR c++/41961 (Internal error with -O3 and -ftree-parallelize-loops [checkme: tree-optimization SVN r154748])
re PR debug/42234 (internal compiler error: verify_ssa failed [checkme: c++ SVN r154878])
re PR debug/42234 (internal compiler error: verify_ssa failed [checkme: c++ SVN r154879])
re PR middle-end/41611 (guard variable is emitted even when the guarded symbol isn't [checkme: c++ SVN r154885])
re PR middle-end/41611 (guard variable is emitted even when the guarded symbol isn't [checkme: c++ SVN r154965])
re PR libstdc++/42381 (deque shouldn't reserve that much memory [checkme: libsdtc++ SVN r155271])
re PR tree-optimization/42386 (ICE in ipcp_iterate_stage, at ipa-cp.c:766 [checkme: c++ SVN r155321])
re PR rtl-optimization/42631 ("-fcompare-debug failure" with "-O1 -funroll-loops" [checkme: debug SVN r155765])
re PR ada/42068 (ICE in function_and_variable_visibility [checkme: middle-end SVN r156010])
re PR ada/42068 (ICE in function_and_variable_visibility [checkme: middle-end SVN r156016])
re PR debug/42991 (cfgexpand.c:2487: Conditional jump or move depends on uninitialised value(s) [checkme: middle-end SVN r156575])
re PR c/43125 (Revision 156907 failed gcc.dg/attr-used.c [checkme: middle-end SVN r156927])
re PR rtl-optimization/43058 (var-tracking uses up all virtual memory [checkme: debug SVN r157547])
re PR c/43661 (ice in fold_comparison, at fold-const.c:9579 [checkme: middle-end SVN r157984])
re PR debug/42425 (ICE declaring local class [checkme: lto SVN r158722])
re PR c++/43080 (ICE with anonymous union and -flto [checkme: lto SVN r158723])
re PR c++/40561 (code does not compile -- compiles fine when replacing != with !(==) [checkme: middle-end SVN r158778])
re PR c/44024 (missed optimization [checkme: middle-end SVN r159205])
re PR middle-end/44104 (New test failures [checkme: debug SVN r159367])
re PR c++/44256 (When using -flto and -fwhole-program the compiler/linker crash [checkme: lto SVN r159779])
re PR lto/44248 (-fcompare-debug failure with -flto/-fwhopr -g [checkme: debug SVN r161056])
backport: re PR middle-end/44104 (New test failures [checkme: debug SVN r161666])
re PR fortran/44882 (Bogus types in references with mismatched commons [checkme: tree-optimization SVN r161990])
re PR debug/44689 (-fenable-icf-debug causes segfault in cp_function_decl_explicit_p [checkme: fortran SVN r162052])
re PR c++/36960 (Reference variable in virtually inherited base corrupted under optimization [checkme: tree-optimization SVN r162141])
re PR c++/45382 (internal compiler error: tree code ‘call_expr’ is not supported in gimple streams [checkme: lto SVN r165471])
re PR tree-optimization/20165 (Pointer does not really escape with write [checkme: fortran SVN r165559])
re PR rtl-optimization/45834 (Redundant inter-loop edges in DDG [checkme: c SVN r165781])
re PR c++/46134 (constexpr vs. defaulted ctor [checkme: INVALID SVN r166171])
re PR debug/46241 (ice in dwarf2out.c [checkme: middle-end SVN r166245])
re PR rtl-optimization/33172 (Optimizer fails to elid away unreferenced static function [checkme: tree-optimize SVN r166557])
re PR fortran/38669 (Array bounds violation for arguments of elemental subroutine [checkme: tree-optimize SVN r166579])
re PR rtl-optimization/42889 ("-fcompare-debug failure (length)" with "-O1 -fgcse" [checkme: debug SVN r166719])
re PR middle-end/46297 (gfortran.dg/g77/980701-0.f FAILs with -Os -fno-asynchronous-unwind-tables [checkme: middle-end-optimization SVN r166905])
re PR driver/44986 (-fuse-linker-plugin -save-temps gives resolution file base name of last argument [checkme: lto SVN r167292])
re PR c++/44871 (Invalid type mismatches while merging C and C++ sources [checkme: lto SVN r167367])
re PR middle-end/46745 ('#'mem_ref' not supported by dump_expr#<expression error>' [checkme: c SVN r167433])
re PR driver/46760 (LTO bootstrap doesn't work with FDO [checkme: tree-optimization SVN r167458])
re PR debug/46796 (debug info missing builtin type names with lto [checkme: lto SVN r167487])
re PR lto/46576 (BFD linker plugin generates bad executables [checkme: debug SVN r167738])
re PR middle-end/46885 (ICE: in gsi_insert_seq_nodes_after, at gimple-iterator.c:251 with -ftree-parallelize-loops -g [checkme: debug SVN r167801])
re PR tree-optimization/46469 (ICE: verify_cgraph_node failed: inline clone is needed at -O [checkme: tree-optmization SVN r168598])
re PR c/32511 (GCC rejects inline+weak function [checkme: middle-end SVN r168652])
re PR tree-optimization/46583 (-fcompare-debug failure with -O -fno-inline -fipa-cp -fipa-cp-clone [checkme: debug SVN r169058])
re PR libgomp/47464 (Many gomp failures [checkme: rtl-optimization SVN r169310])
re PR preprocessor/47311 ([C++0x] ICE in tsubst @cp/pt.c:10502 [checkme: c++ SVN r169377])
re PR libgomp/47464 (Many gomp failures [checkme: rtl-optimization SVN r169634])
re PR preprocessor/47311 ([C++0x] ICE in tsubst @cp/pt.c:10502 [checkme: c++ SVN r169677])
re PR rtl-optimization/42631 ("-fcompare-debug failure" with "-O1 -funroll-loops" [checkme: debug SVN r169851])
re PR debug/47647 (BLOCKs are empty [checkme: lto SVN r170321])
re PR debug/47283 (ICE in refs_may_alias_p_1, at tree-ssa-alias.c [checkme: middle-end SVN r170650])
re PR c++/48073 (ICE with -flto in templated C++ code [checkme: lto SVN r170875])
re PR c++/13954 ([tree-ssa] SRA does not work for classes that use inheritance with an empty base [checkme: tree-optimization SVN r170994])
re PR driver/46944 (gcc should accept -fuse-linker-plugin only if linker handles -plugin [checkme: lto SVN r171039])
re PR c/48146 (ICE tree check: expected ssa_name, have var_decl in has_zero_uses, at tree-flow-inline.h:342 [checkme: tree-optimization SVN r171045])
re PR c/48650 (valgrind: Invalid write of size 8 in build_string (tree.c:1524) [checkme: middle-end SVN r172642])
re PR c++/46364 (basic_string.h:541:32: internal compiler error: Segmentation fault [checkme: middle-end SVN r172649])
re PR c++/46364 (basic_string.h:541:32: internal compiler error: Segmentation fault [checkme: middle-end SVN r172650])
re PR middle-end/47976 (Recent gfortran.dg/actual_array_constructor_3.f90 regression on arm-linux-gnueabi [checkme: fortran SVN r172706])
re PR debug/48207 (ICE in lhd_set_decl_assembler_name, at langhooks.c:158 [checkme: lto SVN r172708])
backport: re PR middle-end/47976 (Recent gfortran.dg/actual_array_constructor_3.f90 regression on arm-linux-gnueabi [checkme: fortran SVN r172765])
backport: re PR middle-end/47976 (Recent gfortran.dg/actual_array_constructor_3.f90 regression on arm-linux-gnueabi [checkme: fortran SVN r172766])
re PR c/47892 (Fails to vectorize comparison code, if-conversion fails [checkme: tree-optimization SVN r172774])
re PR debug/48703 (segfault in canonicalize_for_substitution [checkme: lto SVN r172830])
re PR c/48731 (regression: __attribute__((flatten)) produces error with function calling variadic functions [checkme: tree-optimization SVN r172963])
re PR c/48731 (regression: __attribute__((flatten)) produces error with function calling variadic functions [checkme: tree-optimization SVN r172964])
re PR c++/49039 (LLVM StringRef miscompilation with -O2 [checkme: tree-optimization SVN r173876])
re PR c++/49039 (LLVM StringRef miscompilation with -O2 [checkme: tree-optimization SVN r173877])
re PR c/48985 (bogus buffer overflow warning and abort on static flexible array member [checkme: middle-end SVN r173901])
backport: re PR c/48985 (bogus buffer overflow warning and abort on static flexible array member [checkme: middle-end SVN r174476])
re PR java/23754 (tree check error in check_inner_circular_reference [checkme: lto SVN r175174])
re PR middle-end/49373 (Many testcase failures [checkme: tree-optimize SVN r175336])
re PR rtl-optimization/49686 (CFI notes are missed for delayed slot [checkme: debug SVN r176091])
backport: re PR c++/49039 (LLVM StringRef miscompilation with -O2 [checkme: tree-optimization SVN r176448])
backport: re PR c++/49039 (LLVM StringRef miscompilation with -O2 [checkme: tree-optimization SVN r176481])
re PR tree-optimization/49957 (Fails to SLP in 410.bwaves [checkme: fortran SVN r177368])
re PR middle-end/37221 (Missed early loop-unroll optimization - causes 40% degradation on SPU [checkme: fortran SVN r177486])
re PR debug/50006 (ICE in in connect_traces, at dwarf2cfi.c:2677 [checkme: middle-end SVN r177764])
re PR rtl-optimization/50191 (Strange debug insn produced for TOC compiling 416.gamess with profile-generate [checkme: debug SVN r178625])
re PR libgomp/50386 (libgomp.h:87:5: error: unnamed struct/union that defines no instances [checkme: middle-end SVN r179285])
re PR middle-end/49310 (Compile time hog in var-tracking emit [checkme: debug SVN r180194])
re PR driver/41844 (lto1: warning: unknown register name: line-length-none [checkme: lto SVN r180517])
re PR debug/51262 (ICE: SIGSEGV in primary_template_instantiation_p (pt.c:2874) with -flto -g [checkme: lto SVN r182221])
re PR debug/48354 (internal compiler error: in splice_child_die, at dwarf2out.c:8064 [checkme: lto SVN r182286])
re PR debug/51564 (ICE in force_type_die, at dwarf2out.c:19288 [checkme: lto SVN r182367])
re PR debug/51567 (ICE in splice_child_die, at dwarf2out.c:5009 with -flto -g [checkme: lto SVN r182377])
re PR tree-optimization/51557 (ICE: in maybe_record_trace_start, at dwarf2cfi.c:2244 with custom flags [checkme: debug SVN r182404])
re PR debug/46796 (debug info missing builtin type names with lto [checkme: lto SVN r182524])
re PR debug/51650 (LTO ICE in dwarf2out_finish, at dwarf2out.c:22501 while building libxul [checkme: lto SVN r182625])
re PR c/51730 (autoconf 2.60 through 2.67 stdbool.h check fails with GCC 4.7 [checkme: middle-end SVN r182830])
re PR c/8081 (ICE with variably sized types returned from nested functions [checkme: middle-end SVN r183153])
re PR c++/53207 (bool conversion on return [checkme: tree-optimization SVN r184623])
re PR c++/52582 (g++ ICE when compiling qt-4.8.0 with -O2 on PPC (32bit) [checkme: middle-end SVN r185381])
re PR c++/52772 (internal compiler error: Segmentation fault [checkme: middle-end SVN r186011])
re PR c/52977 (internal compiler error: Segmentation fault with `-x c-header' or `-x cxx-header' option [checkme: middle-end SVN r186494])
re PR c/52977 (internal compiler error: Segmentation fault with `-x c-header' or `-x cxx-header' option [checkme: middle-end SVN r186593])
re PR c++/53050 (ssa_forward_propagate_and_combine: segmentation fault [checkme: tree-optimization SVN r186620])
re PR c/11586 (after call sigaction, system() return wrong status [checkme: INVALID SVN r187542])
re PR rtl-optimization/53373 (ICE on valid code with -mavx [checkme: rtl-optimzation SVN r187695])
re PR fortran/53148 (Incorrect intrinsic function parsing on labeled statements when compiled w/ -ffrontend-optimize [checkme: c SVN r187718])
re PR c++/53505 (bitfield with bool type generated broken object file [checkme: tree-optimization SVN r187931])
re PR c++/53505 (bitfield with bool type generated broken object file [checkme: tree-optimization SVN r187932])
re PR c/53580 (Internal Segmentation fault in nested "omp parallel", "omp parallel for" and "omp parallel for reduction" Directives [checkme: middle-end SVN r188298])
re PR middle-end/53616 (416.gamess in SPEC CPU 2006 miscompiled [checkme: c++ SVN r188386])
re PR debug/53470 (ICE when linking with -g in splice_child_die, at dwarf2out.c:4264 [checkme: middle-end SVN r188387])
backport: re PR middle-end/53616 (416.gamess in SPEC CPU 2006 miscompiled [checkme: c++ SVN r188615])
backport: re PR c/53580 (Internal Segmentation fault in nested "omp parallel", "omp parallel for" and "omp parallel for reduction" Directives [checkme: middle-end SVN r188625])
re PR debug/53470 (ICE when linking with -g in splice_child_die, at dwarf2out.c:4264 [checkme: middle-end SVN r188811])
re PR rtl-optimization/53706 (Bootstrap failure due to "Invalid write of size 8 at 0xBDC35E: variable_htab_free (var-tracking.c:1418) [checkme: debug SVN r189037])
re PR c/53937 (Pack'ing struct causes gcc to not recognize that an field's address is aligned [checkme: middle-end SVN r189458])
re PR web/53919 (Version-specific install instructions not available [checkme: c++ SVN r189545])
re PR tree-optimization/54295 (Widening multiply-accumulate operation uses wrong value extension [checkme: tree-ssa SVN r190533])
re PR tree-optimization/54295 (Widening multiply-accumulate operation uses wrong value extension [checkme: tree-ssa SVN r190534])
re PR tree-optimization/54295 (Widening multiply-accumulate operation uses wrong value extension [checkme: tree-ssa SVN r191066])
re PR middle-end/54649 (Go bootstrap failed [checkme: go SVN r191614])
re PR middle-end/54649 (Go bootstrap failed [checkme: go SVN r191615])
re PR middle-end/53024 (Support vector_size that is not a power of 2 [checkme: c SVN r191800])
re PR c/33763 (Bogus inlining failed in call to `xxx': redefined extern inline functions are not considered for inlining [checkme: tree-optimization SVN r192119])
re PR c/33763 (Bogus inlining failed in call to `xxx': redefined extern inline functions are not considered for inlining [checkme: tree-optimization SVN r192121])
re PR c/33763 (Bogus inlining failed in call to `xxx': redefined extern inline functions are not considered for inlining [checkme: tree-optimization SVN r192122])
re PR lto/54980 (gimple check: expected gimple_cond(error_mark), have gimple_call() in gimple_cond_set_lhs, at gimple.h:2578 [checkme: tree-optimize SVN r192809])
re PR fortran/48636 (Enable more inlining with -O2 and higher [checkme: middle-end SVN r193331])
re PR fortran/48636 (Enable more inlining with -O2 and higher [checkme: middle-end SVN r193406])
re PR debug/55094 (ICE in maybe_record_trace_start, at dwarf2cfi.c:2224 [checkme: middle-end SVN r193649])
re PR rtl-optimization/55717 (ICE in form_sum, at reload.c:5400 [checkme: debug SVN r194575])
re PR inline-asm/55775 (ICE when building pari [checkme: middle-end SVN r194680])
re PR tree-optimization/55875 (IVopts caused miscompilation [checkme: tree-optimiation SVN r195054])
re PR inline-asm/55775 (ICE when building pari [checkme: middle-end SVN r195173])
re PR libstdc++/51083 (TR1 [tr.c99.cmath.over] and C++11 [cmplx.over] overloads not constrained [checkme: tree-optimizatoin SVN r195274])
re PR rtl-optimization/55273 (ICE in iv_number_of_iterations, at loop-iv.c:2819 [checkme: tree-optimizatoin SVN r195275])
re PR libffi/56000 (FAIL: libffi.call/cls_uchar_va.c -O0 -W -Wall output pattern test [checkme: middle-end SVN r195277])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: tree-optimization SVN r195541])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: tree-optimization SVN r195542])
re PR debug/54410 (doubled DW_TAG_template_type_param [checkme: c++ SVN r195613])
re PR sanitizer/55561 (TSAN: provide a TSAN instrumented libgomp [checkme: libgomp SVN r195618])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: middle-end SVN r195632])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: tree-optimization SVN r195646])
backport: re PR debug/55094 (ICE in maybe_record_trace_start, at dwarf2cfi.c:2224 [checkme: middle-end SVN r195650])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: tree-optimization SVN r195707])
re PR fortran/55789 (Needless realloc with array constructor. [checkme: tree-optimization SVN r195751])
re PR fortran/55789 (Needless realloc with array constructor. [checkme: tree-optimization SVN r195758])
re PR c++/56217 (ICE: OpenMP: when combining shared() and a move constructor [checkme: middle-end SVN r195796])
re PR fortran/55789 (Needless realloc with array constructor. [checkme: tree-optimization SVN r195844])
re PR c++/56381 (ICE: cc1plus: internal compiler error: in gimplify_expr, at gimplify.c:7842 [checkme: tree-optimization SVN r196133])
backport: re PR c++/56217 (ICE: OpenMP: when combining shared() and a move constructor [checkme: middle-end SVN r196141])
backport: re PR c++/56381 (ICE: cc1plus: internal compiler error: in gimplify_expr, at gimplify.c:7842 [checkme: tree-optimization SVN r196149])
re PR c/56113 (out of memory when compiling a function with many goto labels (50k > ) [checkme: middle-end SVN r196769])
re PR c++/56694 (Internal compiler error when compiling OpenMP code [checkme: middle-end SVN r197047])
re PR c++/56694 (Internal compiler error when compiling OpenMP code [checkme: middle-end SVN r197048])
re PR c++/56694 (Internal compiler error when compiling OpenMP code [checkme: middle-end SVN r197201])
re PR c++/56694 (Internal compiler error when compiling OpenMP code [checkme: middle-end SVN r197203])
re PR c++/56768 ([4.7] ICE in make_decl_rtl, at varasm.c:1147 [checkme: middle-end SVN r197349])
re PR c++/56768 ([4.7] ICE in make_decl_rtl, at varasm.c:1147 [checkme: middle-end SVN r197350])
re PR c++/56768 ([4.7] ICE in make_decl_rtl, at varasm.c:1147 [checkme: middle-end SVN r197351])
re PR c++/56819 (ICE: SIGSEGV in int_cst_value (tree.h:4013) with -fcompare-debug [checkme: debug SVN r197420])
re PR c++/56819 (ICE: SIGSEGV in int_cst_value (tree.h:4013) with -fcompare-debug [checkme: debug SVN r197421])
re PR c++/56819 (ICE: SIGSEGV in int_cst_value (tree.h:4013) with -fcompare-debug [checkme: debug SVN r197454])
re PR sanitizer/57104 (ICE: in expand_expr_addr_expr_1, at expr.c:7594 with -fsanitize=thread and hardreg variable [checkme: tree-optimization SVN r198445])
re PR sanitizer/57104 (ICE: in expand_expr_addr_expr_1, at expr.c:7594 with -fsanitize=thread and hardreg variable [checkme: tree-optimization SVN r198446])
re PR c++/57038 (Latest libreoffice compilation fails with enabled LTO [checkme: lto SVN r198917])
re PR tree-optimization/57385 ([tree-ssa] Possible segfault in fully_constant_vn_reference_p [checkme: tree-ssa SVN r199282])
re PR tree-optimization/57385 ([tree-ssa] Possible segfault in fully_constant_vn_reference_p [checkme: tree-ssa SVN r199283])
re PR tree-optimization/57385 ([tree-ssa] Possible segfault in fully_constant_vn_reference_p [checkme: tree-ssa SVN r199284])
re PR c++/57208 (Latest chromium compilation fails with enabled LTO [checkme: lto SVN r200468])
re PR middle-end/56417 (internal compiler error: verify_gimple failed [checkme: sanitizer SVN r201696])
re PR middle-end/56417 (internal compiler error: verify_gimple failed [checkme: sanitizer SVN r201697])
re PR c++/58201 (Undefined reference to `B::B(void const**)' [checkme: middle-end SVN r202298])
re PR c++/58377 (spurious "may be used uninitialized" warning with -Og [checkme: middle-end SVN r202496])
re PR c++/58377 (spurious "may be used uninitialized" warning with -Og [checkme: middle-end SVN r202498])
re PR libgomp/58392 (internal compiler error: in expand_GOMP_SIMD_VF, at internal-fn.c (omp simd inside omp parallel) [checkme: tree-optimization SVN r202564])
re PR libgomp/58392 (internal compiler error: in expand_GOMP_SIMD_VF, at internal-fn.c (omp simd inside omp parallel) [checkme: tree-optimization SVN r202565])
re PR c/20318 (RFE: add attribute to specify that a function never returns NULL [checkme: tree-optimization SVN r203316])
re PR c/52862 (ICE convert_to_pointer, at convert.c:50 [checkme: plugin SVN r204650])
re PR debug/59323 (Int. comp. error: in add_AT_specification, at dwarf2out.c:4026 [checkme: lto SVN r205481])
re PR debug/59323 (Int. comp. error: in add_AT_specification, at dwarf2out.c:4026 [checkme: lto SVN r205487])
backport: re PR target/59405 (Incorrect FP<->MMX transition during call/ret [checkme: INVALID SVN r205790])
re PR middle-end/59399 (ICE in expand_expr_real_1 with -m64 -fsanitize=signed-integer-overflow [checkme: sanitizer SVN r205888])
re PR c++/58477 (ice in cgraph_speculative_call_info [checkme: middle-end SVN r205991])
re PR c++/58477 (ice in cgraph_speculative_call_info [checkme: middle-end SVN r205993])
re PR fortran/45586 (ICE non-trivial conversion at assignment [checkme: lto SVN r206461])
re PR c++/58252 (ice in gimple_get_virt_method_for_binfo with -O2 [checkme: ipa SVN r206516])
re PR fortran/59706 (ICE with do concurrent and internal subprogram [checkme: middle-end SVN r206732])
re PR ipa/59469 (LLVM build failure with gcc LTO [checkme: c++ SVN r207366])
re PR middle-end/59776 (gcc -g -O1 ICE in expand_debug_locations, at cfgexpand.c:3865 [checkme: debug SVN r207695])
re PR fortran/60060 (lto1: internal compiler error: in add_AT_specification, at dwarf2out.c:4096 [checkme: lto SVN r207715])
backport: re PR middle-end/59776 (gcc -g -O1 ICE in expand_debug_locations, at cfgexpand.c:3865 [checkme: debug SVN r208366])
re PR c++/60474 (Crash in tree_class_check [checkme: middle-end SVN r208451])
re PR c++/60553 (segfault in gt_ggc_mx_lang_tree_node in Chromium with LTO [checkme: middle-end SVN r208682])
re PR c++/60750 (double free after std::move on string inside throw when compiled with optimization [checkme: middle-end SVN r209179])
re PR libfortran/60706 (FAIL: gfortran.dg/size_kind_2.f90  -O   scan-tree-dump original "var2 = 42949673 00;" [checkme: middle-end SVN r209216])
re PR c++/60836 (invalid PHI argument and ICE in verify_gimple [checkme: tree-optimization SVN r209468])
backport: re PR c++/60836 (invalid PHI argument and ICE in verify_gimple [checkme: tree-optimization SVN r209630])
re PR debug/61070 (debug_bitmap writes to stdout [checkme: middle-end SVN r210098])
re PR sanitizer/61095 (miscompile: tsan is broken in gcc trunk, works in 4.9 [checkme: tree-optimization SVN r210181])
re PR sanitizer/61095 (miscompile: tsan is broken in gcc trunk, works in 4.9 [checkme: tree-optimization SVN r210203])
re PR c/61136 (ice in tree_nop_conversion [checkme: tree-optimization SVN r210312])
re PR gcov-profile/60897 (Mangled function name in warning during -fprofile-use phase of Firefox build [checkme: ipa SVN r210426])
re PR gcov-profile/60897 (Mangled function name in warning during -fprofile-use phase of Firefox build [checkme: ipa SVN r210472])
re PR ipa/61659 (Extra undefined symbol because of devirtualization [checkme: c++ SVN r212174])
re PR middle-end/60226 (ICE initializing array of elements with too large alignment [checkme: c SVN r212346])
re PR ipa/61659 (Extra undefined symbol because of devirtualization [checkme: c++ SVN r212436])
re PR c/61779 (gcc -Og fails with impossible constraint on legal C code [checkme: tree-optimization SVN r212521])
backport: re PR c/61779 (gcc -Og fails with impossible constraint on legal C code [checkme: tree-optimization SVN r212741])
re PR ipa/61921 (ICE: SIGSEGV in varpool_node::get_constructor(), at varpool.c:275 with -O2 -fipa-pta [checkme: tree-optimization SVN r213114])
re PR ipa/61659 (Extra undefined symbol because of devirtualization [checkme: c++ SVN r213308])
re PR c++/61455 (Internal compiler error, and other confused errors, when using array notation [checkme: middle-end SVN r213491])
re PR c++/61455 (Internal compiler error, and other confused errors, when using array notation [checkme: middle-end SVN r213492])
re PR c/62073 (Segmentation fault with tree vectorize [checkme: tree-optimization SVN r213812])
re PR c/62073 (Segmentation fault with tree vectorize [checkme: tree-optimization SVN r213901])
re PR c/62073 (Segmentation fault with tree vectorize [checkme: tree-optimization SVN r213904])
re PR preprocessor/60975 (-Wvariadic-macros does not print warning [checkme: c SVN r214200])
re PR c++/62175 (Internal compiler error in gimplify_modify_expr gimplify.c:4616 [checkme: tree-optimization SVN r214492])
re PR middle-end/58624 (gcc internal compiler error: Segmentaion fault in insert_to_assembler_name_hash [checkme: c++ SVN r214543])
re PR middle-end/58624 (gcc internal compiler error: Segmentaion fault in insert_to_assembler_name_hash [checkme: c++ SVN r214546])
re PR fortran/62283 (basic-block vectorization fails [checkme: tree-optimization SVN r214678])
re PR ipa/61659 (Extra undefined symbol because of devirtualization [checkme: c++ SVN r215134])
re PR c++/63419 (verify_gimple failed: "vector CONSTRUCTOR element is not a GIMPLE value" [checkme: tree-optimization SVN r216138])
re PR c++/62127 (ICE with VLA in constructor [checkme: tree-optimization SVN r216150])
re PR middle-end/58624 (gcc internal compiler error: Segmentaion fault in insert_to_assembler_name_hash [checkme: c++ SVN r216273])
re PR c/63554 (ice in "execute_todo, at passes.c:1797" with -O3 [checkme: middle-end SVN r216315])
re PR middle-end/63879 (ICE compiling Linux Kernel fs/ext3/namei.c with -fsanitize=undefined [checkme: sanitizer SVN r217766])
re PR tree-optimization/64004 ([5 Regressio] Build error in tree-ssa-loop-niter.c in maybe_lower_iteration_bound [checkme: java SVN r218018])
re PR tree-optimization/64121 (ICE: SSA corruption with -O -fsanitize=undefined [checkme: sanitizer SVN r218222])
re PR middle-end/64766 (internal compiler error: tree check: expected block, have error_mark in lower_function_body, at gimple-low.c:122 [checkme: c SVN r220152])
re PR sanitizer/64717 (-fsanitize=vptr leads to warning: ‘<anonymous>’ may be used uninitialized in this function [-Wmaybe-uninitialized] [checkme: c++ SVN r220262])
backport: re PR middle-end/64766 (internal compiler error: tree check: expected block, have error_mark in lower_function_body, at gimple-low.c:122 [checkme: c SVN r220327])
backport: re PR middle-end/64766 (internal compiler error: tree check: expected block, have error_mark in lower_function_body, at gimple-low.c:122 [checkme: c SVN r220335])
re PR middle-end/64824 (ICE in gimple verification [checkme: c SVN r220420])
re PR middle-end/64824 (ICE in gimple verification [checkme: c SVN r220617])
backport: re PR middle-end/64824 (ICE in gimple verification [checkme: c SVN r220622])
re PR middle-end/64824 (ICE in gimple verification [checkme: c SVN r220624])
re PR middle-end/65597 (ICE in build_outer_var_ref, at omp-low.c:1043 [checkme: fortran SVN r221776])
re PR c++/65626 (ICE in fixup_noreturn_call called by tree-ssa-forwprop.c:2492 [checkme: middle-end SVN r221790])
re PR middle-end/65554 (ICE: verify_gimple failed [checkme: c++ SVN r221808])
re PR c++/65851 (ice in set_lattice_value at tree-ssa-cc p.c:535 [checkme: tree-optimization SVN r222510])
re PR fortran/62283 (basic-block vectorization fails [checkme: tree-optimization SVN r222514])
re PR fortran/62283 (basic-block vectorization fails [checkme: tree-optimization SVN r222843])
re PR fortran/62283 (basic-block vectorization fails [checkme: tree-optimization SVN r222849])
re PR ipa/65701 (r221530 makes 187.facerec drop with -Ofast -flto on bdver2 [checkme: tree-optimization SVN r223528])
backport: re PR middle-end/65597 (ICE in build_outer_var_ref, at omp-low.c:1043 [checkme: fortran SVN r224090])
re PR debug/66503 (missing DW_AT_abstract_origin for cross-unit call sites [checkme: middle-end SVN r224372])
re PR rtl-optimization/66351 (r223883 miscompiles stage2 compiler on ia64 [checkme: ipa SVN r224719])
re PR preprocessor/53690 ([C++11] \u0000 and \U00000000 are wrongly encoded as U+0001. [checkme: c++ SVN r225353])
re PR ipa/66793 (ICE at -Os and above on x86_64-linux-gnu (verify_flow_info failed) [checkme: tree-optimization SVN r225546])
re PR lto/66468 (ICE in in check_die, at dwarf2out.c:5719 [checkme: debug SVN r226255])
re PR c/67107 (ICE: SIGSEGV in tree_class_check with -frounding-math -funsafe-math-optimizations [checkme: middle-end SVN r226609])
re PR c/67279 (-fsanitize=undefined spurious error: initializer element is not constant [checkme: sanitizer SVN r227491])
re PR c/48885 (missed optimization with restrict qualifier? [checkme: tree-optimization SVN r228073])
re PR fortran/67170 (PRE can't hoist out a readonly argument [checkme: tree-optimization SVN r228244])
re PR c/67882 (surprising offsetof result on an invalid array member without diagnostic [checkme: c++-common SVN r229717])
re PR sanitizer/67941 (calls on function pointer from a captureless lambda cause ubsan warning [checkme: c++ SVN r230897])
re PR sanitizer/67941 (calls on function pointer from a captureless lambda cause ubsan warning [checkme: c++ SVN r230901])
re PR ada/68590 (FAIL: gnat.dg/loop_optimization19.adb scan-tree-dump-not optimized "Index_Check" [checkme: middle-end SVN r231100])
re PR ada/68590 (FAIL: gnat.dg/loop_optimization19.adb scan-tree-dump-not optimized "Index_Check" [checkme: middle-end SVN r231110])
re PR c++/68184 (Exception from a virtual function does not get caught [checkme: ipa SVN r231217])
re PR middle-end/68656 (warning about disabled var-tracking uses odd location info [checkme: c SVN r231292])
backport: re PR c++/68184 (Exception from a virtual function does not get caught [checkme: ipa SVN r231677])
re PR c/68960 (__attribute__ ((aligned ())) is ignored for OpenMP private variables [checkme: middle-end SVN r232122])
re PR middle-end/68983 (ICE: in store_field, at expr.c:6659 [checkme: c++ SVN r232169])
re PR middle-end/68983 (ICE: in store_field, at expr.c:6659 [checkme: c++ SVN r232171])
re PR tree-optimization/69164 (ICE in create_tmp_var, at gimple-expr.c:468 [checkme: c++ SVN r232187])
re PR debug/69077 (omnetpp ICEs with -flto -g [checkme: lto SVN r232272])
re PR c++/66487 (sanitizer/warnings for lifetime DSE [checkme: ipa SVN r232356])
re PR tree-optimization/69355 (Wrong results with -O1 optimization [checkme: c++ SVN r232663])
re PR c++/69267 ([cilkplus] ICE when calling a function with an empty class as an argument [checkme: cilkplus SVN r232887])
re PR middle-end/69643 (Address space discarded [checkme: c SVN r233189])
re PR middle-end/69537 (Incorrect -Wmaybe-uninitialized warning with enum variable [checkme: go SVN r233235])
backport: re PR c/68960 (__attribute__ ((aligned ())) is ignored for OpenMP private variables [checkme: middle-end SVN r233288])
backport: re PR c/68960 (__attribute__ ((aligned ())) is ignored for OpenMP private variables [checkme: middle-end SVN r233327])
re PR tree-optimization/69110 (execution failure in gcc.c-torture/execute/doloop-{1,2}.c with -ftree-parallelize-loops=2 [checkme: fortran SVN r233782])
re PR middle-end/70054 (GCC 6 gives a strict-aliasing warning on use of std::aligned_storage [checkme: c++ SVN r233961])
re PR sanitizer/70135 (-fsanitize=undefined causes static_assert to fail [checkme: c++ SVN r234064])
re PR sanitizer/70147 (testcase from hana testsuite gets miscompiled with -fsanitize=undefined [checkme: c++ SVN r234248])
re PR sanitizer/70147 (testcase from hana testsuite gets miscompiled with -fsanitize=undefined [checkme: c++ SVN r234249])
re PR tree-optimization/70144 (g++ ICE at -O1 and above on valid code on x86_64-linux-gnu in "copy_reference_ops_from_ref" [checkme: c++ SVN r234297])
re PR middle-end/70280 (-fcompare-debug failure (length) with --param=integer-share-limit=4016 -mavx512bw [checkme: c SVN r234312])
re PR middle-end/70273 (FAIL: g++.dg/ext/label13a.C  -std=gnu++98 execution test / scan-assembler _ZN1CC4Ev [checkme: c++ SVN r234386])
re PR preprocessor/69650 (ICE in linemap_line_start, at libcpp/line-map.c:803 [checkme: lto SVN r234481])
re PR middle-end/70307 (ICE: in gimplify_expr, at gimplify.c:10915 on valid code [checkme: c SVN r234706])
re PR c++/70018 (Possible issue around IPO and C++ comdats discovered as pure/const [checkme: ipa SVN r235063])
re PR c++/70018 (Possible issue around IPO and C++ comdats discovered as pure/const [checkme: ipa SVN r235065])
re PR c++/70018 (Possible issue around IPO and C++ comdats discovered as pure/const [checkme: ipa SVN r235081])
re PR c++/70018 (Possible issue around IPO and C++ comdats discovered as pure/const [checkme: ipa SVN r235318])
re PR go/49889 (Calling a function whose name is obscured by a local variable does not produce an error [checkme: middle-end SVN r235484])
re PR fortran/70931 (ICE with -g in native_encode_initializer, bei dwarf2out.c:17768 [checkme: middle-end SVN r235944])
re PR ada/70786 (Missing "not" breaks Ada.Text_IO.Get_Immediate(File, Item, Available) [checkme: tree-optimization SVN r236086])
re PR middle-end/71249 (-Wswitch-unreachable false positive for a compound statement containing a used label [checkme: c SVN r236649])
re PR middle-end/50060 (intrinsics not folded by the middle-end [checkme: c++ SVN r238520])
re PR libgomp/71941 (ICE with OpenMP tasks and queue [checkme: c++ SVN r238579])
re PR libgomp/71941 (ICE with OpenMP tasks and queue [checkme: c++ SVN r238580])
re PR c++/77363 (Missing debug information in DWARF [checkme: debug SVN r239855])
re PR tree-optimization/77352 (ICE: verify_ssa failed [checkme: fortran SVN r239904])
backport: re PR c++/77363 (Missing debug information in DWARF [checkme: debug SVN r239930])
backport: re PR tree-optimization/77352 (ICE: verify_ssa failed [checkme: fortran SVN r239933])
re PR tree-optimization/77450 (ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors [checkme: c SVN r240006])
re PR tree-optimization/77450 (ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors [checkme: c SVN r240025])
re PR rtl-optimization/64316 (ICE in simplify_const_unary_operation after r218503 [checkme: ipa SVN r240081])
re PR tree-optimization/77665 (ICE in expand_GOMP_SIMD_VF, at internal-fn.c:172 [checkme: fortran SVN r240348])
re PR fortran/77678 (ICE in fold_read_from_constant_string, at fold-const.c:13706 [checkme: middle-end SVN r240351])
re PR rtl-optimization/77714 (Wrong code generation for gcc.c-torture/execute/pr51447.c [checkme: rlt-optimization SVN r240518])
re PR c++/78051 (error: dead STMT in EH table when using -O2 [checkme: tree-optimization SVN r241394])
re PR tree-optimization/35503 (Warning about restricted pointers? [checkme: c SVN r242366])
re PR tree-optimization/66419 (FAIL: gcc.target/aarch64/aapcs64/va_arg-6.c execution,  -O3 -g [checkme: debug SVN r243126])
re PR tree-optimization/78692 (ICE (segfault) [checkme: c++ SVN r243377])
backport: re PR tree-optimization/77665 (ICE in expand_GOMP_SIMD_VF, at internal-fn.c:172 [checkme: fortran SVN r243387])
re PR middle-end/78622 (-Wformat-length/-fprintf-return-value incorrect with overflow/wrapping [checkme: fortran SVN r243765])
re PR middle-end/79089 (error: incorrect sharing of tree nodes [checkme: c SVN r244507])
backport: re PR tree-optimization/77450 (ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors [checkme: c SVN r244870])
re PR c++/79129 (ICE with -fdebug-types-section starting with r240578 [checkme: debug SVN r244955])
re PR c++/79267 (internal compiler error with -O3 or -O2 -finline-functions [checkme: tree-optimization SVN r245053])
re PR tree-optimization/79347 (vect_do_peeling is messing up profile [checkme: tree-ssa SVN r245196])
re PR middle-end/56727 (Recursive call goes through the PLT unnecessarily [checkme: tree-ssa SVN r245359])
backport: re PR c++/79267 (internal compiler error with -O3 or -O2 -finline-functions [checkme: tree-optimization SVN r245466])
re PR inline-asm/79552 (Wrong code generation due to -fschedule-insns, with __restrict__ and inline asm [checkme: tree-optimization SVN r245528])
re PR rtl-optimization/79286 (ira and lra wrong code at -O2 and -Os on i686-linux [checkme: rtl-optimizatoin SVN r245714])
re PR c/79731 (ICE: verify_gimple failed [checkme: middle-end SVN r245779])
re PR middle-end/79756 (ICE in execute_todo, at passes.c:2011 [checkme: c SVN r245838])
re PR fortran/79894 (ICE in gfc_add_modify_loc, at fortran/trans.c:159 [checkme: tree-optimization SVN r245923])
re PR c++/80075 (ICE: "statement marked for throw, but doesn’t" with -fnon-call-exceptions [checkme: middle-end SVN r246223])
re PR middle-end/67338 (fold-const sanitizer runtime error  in roundup_loc [checkme: c SVN r246305])
re PR ipa/78644 (ICE: SIGSEGV in is_gimple_reg_type with -Og -fipa-cp [checkme: tree-optimization SVN r246534])
re PR sanitizer/79572 (reference binding to null pointer not reported with -fsanitize=undefined [checkme: c++ SVN r246621])
re PR middle-end/80163 (ICE on hopefully valid code [checkme: c SVN r246876])
re PR c++/69953 (Using lto causes gtkmm/gparted and gtkmm/inkscape compile to fail [checkme: lto SVN r246899])
re PR fortran/80494 (ICE in wide_int_to_tree [checkme: tree-optimization SVN r247095])
backport: re PR sanitizer/79572 (reference binding to null pointer not reported with -fsanitize=undefined [checkme: c++ SVN r247694])
backport: re PR c++/77363 (Missing debug information in DWARF [checkme: debug SVN r248602])
backport: re PR tree-optimization/77665 (ICE in expand_GOMP_SIMD_VF, at internal-fn.c:172 [checkme: fortran SVN r248612])
re PR sanitizer/81065 (UBSAN: false positive as a result of distribution involving different types [checkme: middle-end SVN r249144])
re PR sanitizer/80973 (ICE with lambda and -fsanitize=undefined [checkme: c++ SVN r249174])
re PR sanitizer/81097 (UBSAN: false positive for not existing negation operator and a bogus message [checkme: middle-end SVN r249407])
backport: re PR sanitizer/80973 (ICE with lambda and -fsanitize=undefined [checkme: c++ SVN r249479])
backport: re PR sanitizer/80973 (ICE with lambda and -fsanitize=undefined [checkme: c++ SVN r249510])
re PR sanitizer/81505 (ICE in tree-ssa-loop-manip.c:95 with -fsanitize=signed-integer-overflow [checkme: middle-end SVN r250494])
re PR sanitizer/81148 (UBSAN: two more false positives [checkme: middle-end SVN r250853])
re PR fortran/81827 (Large compile time with derived-type rrays [checkme: tree-optimization SVN r251143])
re PR c++/82054 (ICE in add_dwarf_attr with -fopenmp and -g [checkme: middle-end SVN r251559])
re PR c++/82084 (ICE: constructing wstring with -O3 [checkme: tree-optimization SVN r251661])
re PR c++/82084 (ICE: constructing wstring with -O3 [checkme: tree-optimization SVN r251711])
re PR sanitizer/81148 (UBSAN: two more false positives [checkme: middle-end SVN r252277])
re PR fortran/81827 (Large compile time with derived-type rrays [checkme: tree-optimization SVN r252458])
re PR debug/82144 (ICE in add_dwarf_attr with alignas [checkme: middle-end SVN r253134])
re PR c/82765 (ICE at -Os on valid code on x86_64-linux-gnu: in tree_to_shwi, at tree.c:6611 [checkme: middle-end SVN r254337])
re PR fortran/83017 (DO CONCURRENT not parallelizing [checkme: tree-optimization SVN r254867])
re PR sanitizer/81212 (-Wreturn-type is disabled when used together with -fsanitize=return [checkme: c++ SVN r255354])
re PR middle-end/83415 (ICE during gimplification of assignment to read-only vector [checkme: c SVN r255629])
re PR sanitizer/83388 (reference statement index not found error with -fsanitize=null [checkme: lto SVN r255694])
backport: re PR sanitizer/81212 (-Wreturn-type is disabled when used together with -fsanitize=return [checkme: c++ SVN r255722])
re PR ipa/81877 (Incorrect results with lto and -fipa-cp and -fipa-cp-clone [checkme: tree-optimization SVN r255776])
re PR c++/83482 (internal compiler error: Segmentation fault [checkme: tree-optimization SVN r255817])
re PR debug/83694 (New test case gcc.dg/pr83666.c from r256232 ICEs [checkme: middle-end SVN r256307])
re PR c++/83713 (ICE in do_narrow at gcc/convert.c:474 [checkme: middle-end SVN r256341])
re PR rtl-optimization/81308 (ICE in calc_dfs_tree, at dominance.c:458 [checkme: rtl-optimizatin SVN r256349])
re PR c++/80763 (-O3 causes error: inline clone in same comdat group list [checkme: ipa SVN r256369])
backport: re PR c++/83713 (ICE in do_narrow at gcc/convert.c:474 [checkme: middle-end SVN r256371])
re PR c++/86620 (__attribute__((no inline)) gives incorrect warning with overloaded functions [checkme: rtl-optimization SVN r256729])
re PR fortran/84000 (ICE in replace_loop_annotate, at tree-cfg.c:352 [checkme: middle-end SVN r257011])
re PR libgomp/84086 ([8 Regresssion] segfault in instantiate_scev_r for libgomp.fortran/examples-4/simd-2.f90 -O1 [checkme: tree-optimization SVN r257152])
re PR c/84190 (double arithmetic on x86 no longer rounds to nearest [checkme: tree-optimization SVN r257721])
re PR c/84190 (double arithmetic on x86 no longer rounds to nearest [checkme: tree-optimization SVN r257722])
re PR libgomp/84466 (libgomp.graphite/force-parallel-8.c fails starting with r257723 [checkme: tree-optimization SVN r258035])
re PR c/84607 (Side effects discarded in address computation inside 'if' [checkme: middle-end SVN r258061])
re PR debug/85176 (ICE in force_decl_die, at dwarf2out.c:25910 [checkme: lto SVN r259080])
re PR rtl-optimization/85302 (ICE in size_of_loc_descr, at dwarf2out.c:1771 on i686-linux-gnu [checkme: debug SVN r259311])
re PR c/86046 (ICE in execute_todo, at passes.c:2043 [checkme: tree-optimization SVN r261193])
backport: re PR sanitizer/81212 (-Wreturn-type is disabled when used together with -fsanitize=return [checkme: c++ SVN r262042])
re PR debug/86523 (ICE in gen_member_die, at dwarf2out.c:24933 starting from r262560 [checkme: lto SVN r262696])
re PR debug/86456 (Segfault in switch_to_section at  gcc/varasm.c:7353 since r259317 [checkme: lto SVN r262819])
re PR lto/86654 (ICE in gen_member_die, at dwarf2out.c:24933 [checkme: debug SVN r262965])
re PR c++/78655 (gcc doesn't exploit the fact that the result of pointer addition can not be nullptr [checkme: tree-optimization SVN r263662])
re PR sanitizer/87095 (UndefinedBehaviorSanitizer vptr false positive with virtual inheritance only with -fno-sanitize-recover [checkme: c++ SVN r263967])
backport: re PR sanitizer/87095 (UndefinedBehaviorSanitizer vptr false positive with virtual inheritance only with -fno-sanitize-recover [checkme: c++ SVN r264107])
re PR middle-end/41453 (use INTENT(out) for optimization [checkme: fortran SVN r264506])
re PR c/87682 (gcc/mem-stats.h:172: possible broken comparison operator ? [checkme: middle-end SVN r265376])
re PR c++/87469 (ice in record_estimate, at tree-ssa-loop-niter.c:3271 [checkme: middle-end SVN r265605])
re PR c++/58372 (internal compiler error: ix86_compute_frame_layout [checkme: middle-end SVN r265776])
re PR c/87953 (asan: stack-buffer-overflow in vectorizable_reduction [checkme: tree-optimization SVN r265964])
backport: re PR c++/58372 (internal compiler error: ix86_compute_frame_layout [checkme: middle-end SVN r266014])
backport: re PR c++/58372 (internal compiler error: ix86_compute_frame_layout [checkme: middle-end SVN r266015])
re PR target/86677 (popcount builtin detection is breaking some kernel build [checkme: INVALID SVN r266039])
re PR c++/87229 (ICE: tree code 'call_expr' is not supported in LTO streams [checkme: lto SVN r266372])
re PR fortran/88229 (ICE tree check: expected integer_cst, have nop_expr in get_len, at tree.h:5608 [checkme: tree-optimization SVN r266550])
re PR fortran/88229 (ICE tree check: expected integer_cst, have nop_expr in get_len, at tree.h:5608 [checkme: tree-optimization SVN r266553])
re PR tree-optimization/88367 (-fno-delete-null-pointer-checks doesn't work properly [checkme: c SVN r266878])
re PR c/87944 (Wrong code with LRA pushing stack local variable [checkme: fortran SVN r267184])
re PR tree-optimization/88606 (ICE: verify_type failed (error: type variant differs by TYPE_TRANSPARENT_AGGR) [checkme: c SVN r268540])
re PR tree-optimization/71237 (scev tests failing after pass reorganization [checkme: fortran SVN r268748])
re PR tree-optimization/71237 (scev tests failing after pass reorganization [checkme: fortran SVN r268750])
re PR lto/89514 (-g -fdebug-types-section -flto gives 'Dwarf Error: bad length' in gdb [checkme: debug SVN r269250])