https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61324
Bug ID: 61324
Summary: [4.10 Regression] ICE: SIGSEGV at ipa-comdats.c:321
with -fno-use-cxa-atexit -fkeep-inline-functions
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: ipa
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 32857
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=32857&action=edit
reduced testcase
Compiler output:
$ gcc -O -fno-use-cxa-atexit -fkeep-inline-functions testcase.C
==21710== Invalid read of size 8
==21710== at 0x156AD6D: (anonymous
namespace)::pass_ipa_comdats::execute(function*) (ipa-comdats.c:321)
==21710== by 0xC15D37: execute_one_pass(opt_pass*) (passes.c:2180)
==21710== by 0xC167CA: execute_ipa_pass_list(opt_pass*) (passes.c:2571)
==21710== by 0x94CA46: compile() (cgraphunit.c:2093)
==21710== by 0x94D484: finalize_compilation_unit() (cgraphunit.c:2338)
==21710== by 0x72A27E: cp_write_global_declarations() (decl2.c:4632)
==21710== by 0xD10B8C: compile_file() (toplev.c:562)
==21710== by 0xD12BC4: toplev_main(int, char**) (toplev.c:1915)
==21710== by 0x5A46BF4: (below main) (in /lib64/libc-2.17.so)
==21710== Address 0x0 is not stack'd, malloc'd or (recently) free'd
==21710==
testcase.C:11:4: internal compiler error: Segmentation fault
S s;
^
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r210922 - ICE
4_9 r210572 - OK
