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