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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/99882] New: [11 Regression] ICE in bswap_view_convert, at gimple-ssa-store-merging.c:988 since r11-7946-g5b9a65ecbeb22ef6 Date: Fri, 02 Apr 2021 12:06:29 +0000 [thread overview] Message-ID: <bug-99882-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99882 Bug ID: 99882 Summary: [11 Regression] ICE in bswap_view_convert, at gimple-ssa-store-merging.c:988 since r11-7946-g5b9a65ecbeb22ef6 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: jakub at gcc dot gnu.org Target Milestone: --- The following is reduced from valgrind package: $ cat libvex.i void patchProfInc_AMD64(long *location_of_counter) { char *p; long imm64 = (long)location_of_counter; p[2] = (long)location_of_counter; imm64 >>= 8; p[3] = imm64; imm64 >>= 8; p[4] = imm64; imm64 >>= 8; p[5] = imm64; imm64 >>= 8; p[6] = imm64; imm64 >>= 8; p[7] = imm64; imm64 >>= 8; p[8] = imm64; imm64 >>= 8; p[9] = imm64; } $ gcc libvex.i -c -O3 during GIMPLE pass: store-merging libvex.i: In function ‘patchProfInc_AMD64’: libvex.i:1:6: internal compiler error: in bswap_view_convert, at gimple-ssa-store-merging.c:988 1 | void patchProfInc_AMD64(long *location_of_counter) { | ^~~~~~~~~~~~~~~~~~ 0x81c13b bswap_view_convert /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:988 0x18a7cdb bswap_replace /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:1166 0x18b259f maybe_optimize_vector_constructor /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:1344 0x18b259f execute /home/marxin/Programming/gcc/gcc/gimple-ssa-store-merging.c:5368 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.
next reply other threads:[~2021-04-02 12:06 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-02 12:06 marxin at gcc dot gnu.org [this message] 2021-04-02 12:06 ` [Bug tree-optimization/99882] " marxin at gcc dot gnu.org 2021-04-02 14:55 ` jakub at gcc dot gnu.org 2021-04-03 8:08 ` cvs-commit at gcc dot gnu.org 2021-04-03 8:17 ` jakub at gcc dot gnu.org
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