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From: "su at cs dot ucdavis.edu" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/97633] New: ICE at -O3: verify_gimple failed Date: Thu, 29 Oct 2020 20:27:19 +0000 [thread overview] Message-ID: <bug-97633-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97633 Bug ID: 97633 Summary: ICE at -O3: verify_gimple failed Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: su at cs dot ucdavis.edu Target Milestone: --- [508] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/suz-local/software/local/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/11.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../gcc-trunk/configure --disable-bootstrap --prefix=/local/suz-local/software/local/gcc-trunk --enable-languages=c,c++ --disable-werror --enable-multilib --with-system-zlib Thread model: posix Supported LTO compression algorithms: zlib gcc version 11.0.0 20201029 (experimental) [master revision e1344fe7b6a:a1208522e1a:79991e2348a864ace6ea2bf108a7502862f1129f] (GCC) [509] % [509] % gcctk -O2 -c small.c [510] % [510] % gcctk -O3 -c small.c small.c: In function ‘g’: small.c:11:6: error: missing ‘PHI’ def 11 | void g () { | ^ vect_j_11.9_7 = PHI <(10), _8(3)> during GIMPLE pass: slp small.c:11:6: internal compiler error: verify_gimple failed 0xd4c3b5 verify_gimple_in_cfg(function*, bool) ../../gcc-trunk/gcc/tree-cfg.c:5461 0xbfb79e execute_function_todo ../../gcc-trunk/gcc/passes.c:1992 0xbfc682 execute_todo ../../gcc-trunk/gcc/passes.c:2046 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. [511] % [511] % cat small.c extern short i (void); struct { short a; short b; } c; int d, e; static int f = 1; void g () { if (e) { if (f) goto L; while (d) { i (); short j = d, k = i (), l = k; L: if (!(d && e) || l) goto L; c.a = j; c.b = k; } } }
next reply other threads:[~2020-10-29 20:27 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-29 20:27 su at cs dot ucdavis.edu [this message] 2020-10-30 8:27 ` [Bug tree-optimization/97633] [11 Regression] " rguenth at gcc dot gnu.org 2020-10-30 8:34 ` jakub at gcc dot gnu.org 2020-10-30 8:59 ` rguenth at gcc dot gnu.org 2020-10-30 9:46 ` cvs-commit at gcc dot gnu.org 2020-10-30 9:46 ` rguenth at gcc dot gnu.org
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