[Bug ipa/60325] New: ICE in ipa_modify_formal_parameters, at ipa-prop.c compiling g++.dg/cilk-plus/CK/lambda_spawns.cc with LTO-profiledbootstrap build

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60325

            Bug ID: 60325
           Summary: ICE in ipa_modify_formal_parameters, at ipa-prop.c
                    compiling g++.dg/cilk-plus/CK/lambda_spawns.cc with
                    LTO-profiledbootstrap build
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ubizjak at gmail dot com

Created attachment 32205
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32205&action=edit
Preprocessed source

When configured --with-build-config=bootstrap-lto, gcc version 4.9.0 20140223
ICEs a couple of cilk-plus c++ testcases, bith 32bit and 64bit
x86_64-pc-linux-gnu targets:

FAIL: g++.dg/cilk-plus/CK/lambda_spawns.cc  -O3 -fcilkplus (internal compiler
error)
FAIL: g++.dg/cilk-plus/CK/lambda_spawns.cc  -O3 -fcilkplus (test for excess
errors)
UNRESOLVED: g++.dg/cilk-plus/CK/lambda_spawns.cc  -O3 -fcilkplus compilation
failed to produce executable
FAIL: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -O3 -fcilkplus (internal
compiler error)
FAIL: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -O3 -fcilkplus (test for
excess errors)
UNRESOLVED: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -O3 -fcilkplus
compilation failed to produce executable
FAIL: g++.dg/cilk-plus/CK/lambda_spawns.cc  -g -O2 -fcilkplus (internal
compiler error)
FAIL: g++.dg/cilk-plus/CK/lambda_spawns.cc  -g -O2 -fcilkplus (test for excess
errors)
UNRESOLVED: g++.dg/cilk-plus/CK/lambda_spawns.cc  -g -O2 -fcilkplus compilation
failed to produce executable
FAIL: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -g -O2 -fcilkplus (internal
compiler error)
FAIL: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -g -O2 -fcilkplus (test for
excess errors)
UNRESOLVED: g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc  -g -O2 -fcilkplus
compilation failed to produce executable

$ /ssd/uros/gcc-build-profiled/gcc/cc1plus -std=c++11 -fcilkplus -O2 -quiet
lambda_spawns.ii

lambda_spawns.cc: In function ‘<built-in>’:
lambda_spawns.cc:236:1: internal compiler error: in
ipa_modify_formal_parameters, at ipa-prop.c:3516
0x9f4bc8 ipa_modify_formal_parameters(tree_node*, vec<ipa_parm_adjustment,
va_heap, vl_ptr>)
        /home/uros/gcc-svn/trunk/gcc/ipa-prop.c:3516
0x114f0b7 modify_function
        /home/uros/gcc-svn/trunk/gcc/tree-sra.c:4861
0x114f0b7 ipa_early_sra
        /home/uros/gcc-svn/trunk/gcc/tree-sra.c:5009
0x114f0b7 (anonymous namespace)::pass_early_ipa_sra::execute() [clone
.lto_priv.1931]
        /home/uros/gcc-svn/trunk/gcc/tree-sra.c:5065
Please submit a full bug report,
...


#2  0x00000000009f4bc9 in ipa_modify_formal_parameters(tree_node*,
vec<ipa_parm_adjustment, va_heap, vl_ptr>) (fndecl=0x7ffff170b400,
adjustments=...)
    at /home/uros/gcc-svn/trunk/gcc/ipa-prop.c:3516
#3  0x000000000114f0b8 in modify_function (adjustments=..., node=<optimized
out>) at /home/uros/gcc-svn/trunk/gcc/tree-sra.c:4861
#4  ipa_early_sra () at /home/uros/gcc-svn/trunk/gcc/tree-sra.c:5009
#5  (anonymous namespace)::pass_early_ipa_sra::execute() [clone .lto_priv.1931]
() at /home/uros/gcc-svn/trunk/gcc/tree-sra.c:5065
#6  0x0000000000e025bb in execute_one_pass(opt_pass*) () at
/home/uros/gcc-svn/trunk/gcc/passes.c:2229
#7  0x0000000000ebc2fb in execute_pass_list (pass=0x1db9d60) at
/home/uros/gcc-svn/trunk/gcc/passes.c:2282
#8  execute_pass_list(opt_pass*) () at
/home/uros/gcc-svn/trunk/gcc/passes.c:2283
#9  0x0000000000e2a7dd in do_per_function_toporder(void (*)(void*), void*) ()
at /home/uros/gcc-svn/trunk/gcc/passes.c:1630
#10 0x0000000000e0131c in execute_ipa_pass_list(opt_pass*) () at
/home/uros/gcc-svn/trunk/gcc/passes.c:2613

(gdb) list
3511        {
3512          last_parm_void = (TREE_VALUE (tree_last (old_arg_types))
3513                            == void_type_node);
3514          otypes = ipa_get_vector_of_formal_parm_types (orig_type);
3515          if (last_parm_void)
3516            gcc_assert (oparms.length () + 1 == otypes.length ());
3517          else
3518            gcc_assert (oparms.length () == otypes.length ());
3519        }
3520      else

Please note, that the compiler is built with "gmake profiledbootstrap".