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[Bug middle-end/79788] ICE in expand_expr_real_2, at expr.c:9557
- From: "aivchenk at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 05 Apr 2017 13:45:20 +0000
- Subject: [Bug middle-end/79788] ICE in expand_expr_real_2, at expr.c:9557
- Auto-submitted: auto-generated
- References: <bug-79788-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79788
Alexander Ivchenko <aivchenk at gmail dot com> changed:
What |Removed |Added
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CC| |aivchenk at gmail dot com
--- Comment #4 from Alexander Ivchenko <aivchenk at gmail dot com> ---
This is not a CHKP issue as we ICE without it as well:
>gcc-7 /export/users/aivchenk/gnu_ws/gcc/gcc/testsuite/gcc.dg/pr38934.c -m32 -ftrapv
/export/users/aivchenk/gnu_ws/gcc/gcc/testsuite/gcc.dg/pr38934.c:14:35:
internal compiler error: in expand_expr_real_2, at expr.c:9569
if (p >= -9223372036854775808LL - (signed char) g)
~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
0xa5e6a3 expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier)
../../gcc/gcc/expr.c:9569
0x8fa8c6 expand_gimple_stmt_1
../../gcc/gcc/cfgexpand.c:3677
0x8fab10 expand_gimple_stmt
../../gcc/gcc/cfgexpand.c:3737
0x901bf4 expand_gimple_basic_block
../../gcc/gcc/cfgexpand.c:5744
0x903656 execute
gcc-4.8.3 works though. So it's a regression