https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91528
Bug ID: 91528
Summary: [10 Regression] ICE in ix86_expand_prologue at
i386.c:7844 since r274481
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: rguenth at gcc dot gnu.org, ubizjak at gmail dot com
Target Milestone: ---
Host: x86_64-pc-linux-gnu
One more ICE caused by the revision:
$ gcc /home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/pr67271.c -Os
-mavx512vbmi2 -mforce-drap -m32
during RTL pass: pro_and_epilogue
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/pr67271.c: In function
‘main’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/pr67271.c:13:1: internal
compiler error: Segmentation fault
13 | }
| ^
0xd9b2bf crash_signal
/home/marxin/Programming/gcc/gcc/toplev.c:326
0x7f16f048ee4f ???
/usr/src/debug/glibc-2.29-7.3.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x10e1fa0 ix86_expand_prologue()
/home/marxin/Programming/gcc/gcc/config/i386/i386.c:7844
0x13eee4b gen_prologue()
/home/marxin/Programming/gcc/gcc/config/i386/i386.md:12893
0x10d3848 target_gen_prologue
/home/marxin/Programming/gcc/gcc/config/i386/i386.md:19420
0xac22be make_prologue_seq
/home/marxin/Programming/gcc/gcc/function.c:5735
0xac2483 thread_prologue_and_epilogue_insns()
/home/marxin/Programming/gcc/gcc/function.c:5852
0xac2b82 rest_of_handle_thread_prologue_and_epilogue
/home/marxin/Programming/gcc/gcc/function.c:6343
0xac2b82 execute
/home/marxin/Programming/gcc/gcc/function.c:6385
