[Bug tree-optimization/55281] New: [4.8 Regression] ICE in build_int_cst_wide, at tree.c:1217 (with Ofast, ok with O3)

vincenzo.innocente at cern dot ch gcc-bugzilla@gcc.gnu.org
Mon Nov 12 10:06:00 GMT 2012


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55281

             Bug #: 55281
           Summary: [4.8 Regression] ICE in  build_int_cst_wide, at
                    tree.c:1217  (with Ofast, ok with O3)
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: vincenzo.innocente@cern.ch


Created attachment 28666
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28666
preprocesse real-file code

c++ -std=gnu++11  -Ofast -c PhiPattern.ii
plugins/PhiPattern.cc: In member function 'virtual int
PhiPattern::produce(WhiteBoard&)':
plugins/PhiPattern.cc:26:5: internal compiler error: in build_int_cst_wide, at
tree.c:1217
 int PhiPattern::produce(WhiteBoard & event) {
     ^
0xd393ab build_int_cst_wide(tree_node*, unsigned long, long)
    ../../gcc-trunk/gcc/tree.c:1217
0xd3990e double_int_to_tree(tree_node*, double_int)
    ../../gcc-trunk/gcc/tree.c:1067
0xd39dea build_int_cst(tree_node*, long)
    ../../gcc-trunk/gcc/tree.c:1044
0xbefd2b fold_relational_const(tree_code, tree_node*, tree_node*, tree_node*)
[clone .437619]
    ../../gcc-trunk/gcc/fold-const.c:16163
0xb870b9 fold_binary_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
    ../../gcc-trunk/gcc/fold-const.c:9801
0xba8eef fold_build2_stat_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
    ../../gcc-trunk/gcc/fold-const.c:14676
0xc9f217 fold_binary_op_with_conditional_arg(unsigned int, tree_code,
tree_node*, tree_node*, tree_node*, tree_node*, tree_node*, int) [clone
.437722]
    ../../gcc-trunk/gcc/fold-const.c:6011
0xb89fb4 fold_binary_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
    ../../gcc-trunk/gcc/fold-const.c:9887
0xa3d04a combine_cond_expr_cond
    ../../gcc-trunk/gcc/tree-ssa-forwprop.c:367
0xa3d2c4 forward_propagate_into_comparison_1(gimple_statement_d*, tree_code,
tree_node*, tree_node*, tree_node*) [clone .1031067]
    ../../gcc-trunk/gcc/tree-ssa-forwprop.c:414
0x5fccc5 forward_propagate_into_cond
    ../../gcc-trunk/gcc/tree-ssa-forwprop.c:562
0x5fccc5 ssa_forward_propagate_and_combine
    ../../gcc-trunk/gcc/tree-ssa-forwprop.c:3012
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
[innocent@vinavx0 Octave]$ c++ -std=gnu++11 -O3 -c PhiPattern.ii
[innocent@vinavx0 Octave]$ c++ -v
Using built-in specs.
COLLECT_GCC=c++
COLLECT_LTO_WRAPPER=/afs/cern.ch/user/i/innocent/w2/libexec/gcc/x86_64-unknown-linux-gnu/4.8.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: ../gcc-trunk/configure
--prefix=/afs/cern.ch/user/i/innocent/w2 --enable-languages=c,c++,lto,fortran
-enable-gold=yes --enable-lto --with-build-config=bootstrap-lto
--with-gmp-lib=/usr/local/lib64 --with-mpfr-lib=/usr/local/lib64
-with-mpc-lib=/usr/local/lib64 --enable-cloog-backend=isl
--with-cloog=/usr/local --with-ppl-lib=/usr/local/lib64 CFLAGS='-O2
-ftree-vectorize -fPIC' CXXFLAGS='-O2 -fPIC -ftree-vectorize
-fvisibility-inlines-hidden -march=native' -enable-libitm -disable-multilib
Thread model: posix
gcc version 4.8.0 20121112 (experimental) [trunk revision 193427] (GCC) 

same with
bzip2 -d PhiPattern.ii.bz2 
pb-d-128-141-131-26:bugs48 innocent$ c++ -std=gnu++11 -O3 -c PhiPattern.ii
pb-d-128-141-131-26:bugs48 innocent$ c++ -std=gnu++11 -Ofast -c PhiPattern.ii
plugins/PhiPattern.cc: In member function ‘virtual int
PhiPattern::produce(WhiteBoard&)’:
plugins/PhiPattern.cc:26:5: internal compiler error: in build_int_cst_wide, at
tree.c:1217

plugins/PhiPattern.cc:26:5: internal compiler error: Abort trap: 6


c++: internal compiler error: Abort trap: 6 (program cc1plus)
Abort trap: 6
pb-d-128-141-131-26:bugs48 innocent$ 
pb-d-128-141-131-26:bugs48 innocent$ 
pb-d-128-141-131-26:bugs48 innocent$ c++ -v
Using built-in specs.
COLLECT_GCC=c++
COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/lto-wrapper
Target: x86_64-apple-darwin12.2.0
Configured with: ./configure --enable-languages=c,c++,fortran
--disable-multilib --disable-bootstrap --enable-lto -disable-libitm
Thread model: posix
gcc version 4.8.0 20121109 (experimental) [trunk revision 193360] (GCC)



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