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From: "shaohua.li at inf dot ethz.ch" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/106995] New: gcc-trunk crash at -O2 Date: Wed, 21 Sep 2022 07:59:05 +0000 [thread overview] Message-ID: <bug-106995-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106995 Bug ID: 106995 Summary: gcc-trunk crash at -O2 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: shaohua.li at inf dot ethz.ch Target Milestone: --- % gcc-tk -v Using built-in specs. COLLECT_GCC=gcc-tk COLLECT_LTO_WRAPPER=/zdata/shaoli/compilers/ccbuilder-compilers/gcc-1e4c7e870e2a3a059568565196a8f3b8c9de1fa4/libexec/gcc/x86_64-pc-linux-gnu/13.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../configure --disable-multilib --disable-bootstrap --enable-languages=c,c++ --prefix=/zdata/shaoli/compilers/ccbuilder-compilers/gcc-1e4c7e870e2a3a059568565196a8f3b8c9de1fa4 Thread model: posix Supported LTO compression algorithms: zlib gcc version 13.0.0 20220915 (experimental) (GCC) % % gcc-tk -w -O1 a.c during RTL pass: expand simple.c: In function ‘i’: simple.c:4:1: internal compiler error: in expand_LOOP_VECTORIZED, at internal-fn.cc:2729 4 | i() { | ^ 0x2033eee internal_error(char const*, ...) ???:0 0x998592 fancy_abort(char const*, int, char const*) ???:0 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. % % cat a.c a, b, c, d; static unsigned long *e = &b, *f = &b; g(h) { return a >= 2 ? 0 : h >> a; } i() { for (; c;) { if (*f ^ 11) for (;;) ; d = g(0 >= 0); *e = d; } } main() {} % Compiler explorer: https://godbolt.org/z/4a5WYn4fM
next reply other threads:[~2022-09-21 7:59 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-09-21 7:59 shaohua.li at inf dot ethz.ch [this message] 2022-09-21 8:14 ` [Bug tree-optimization/106995] " shaohua.li at inf dot ethz.ch 2022-09-21 8:29 ` [Bug tree-optimization/106995] [13 Regression] ICE in expand_LOOP_VECTORIZED, at internal-fn.cc:2720 with -O2 since r13-1598-g0a7e721a6499a42f marxin at gcc dot gnu.org 2022-09-21 8:29 ` marxin at gcc dot gnu.org 2022-09-21 9:19 ` rguenth at gcc dot gnu.org 2022-10-18 8:42 ` rguenth at gcc dot gnu.org 2022-11-29 11:59 ` cvs-commit at gcc dot gnu.org 2022-11-29 11:59 ` rguenth at gcc dot gnu.org
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