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From: "acoplan at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/104782] New: [12 regression] ICE: verify_gimple failed in slp (non-trivial conversion in ‘ssa_name’) with -msve-vector-bits=128 Date: Fri, 04 Mar 2022 13:29:27 +0000 [thread overview] Message-ID: <bug-104782-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104782 Bug ID: 104782 Summary: [12 regression] ICE: verify_gimple failed in slp (non-trivial conversion in ‘ssa_name’) with -msve-vector-bits=128 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: acoplan at gcc dot gnu.org Target Milestone: --- The following fails: $ cat t.c int a, b, c; static int d; short *q; void f() { int *p = &d; b = 9; for (b = 9; b; b--) { a = 2; for (c = 2; c <= 9; c++) { for (int i = 0; i < 3; i++) *p |= (*q)++; } } } $ aarch64-linux-gnu-gcc -c t.c -O3 -march=armv8.2-a+sve -msve-vector-bits=128 t.c: In function ‘f’: t.c:4:6: error: non-trivial conversion in ‘ssa_name’ 4 | void f() { | ^ vector(8) unsigned short vector(8) unsigned short _115 = vect__3.32_61; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _154 = vect__138.33_4; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _193 = vect__177.34_118; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _232 = vect__216.35_139; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _271 = vect__255.36_157; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _310 = vect__294.37_178; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _349 = vect__333.38_196; t.c:4:6: error: non-trivial conversion in ‘ssa_name’ vector(8) unsigned short vector(8) unsigned short _90 = vect__372.39_217; during GIMPLE pass: slp t.c:4:6: internal compiler error: verify_gimple failed 0xedc87e verify_gimple_in_cfg(function*, bool) /home/alecop01/toolchain/src/gcc/gcc/tree-cfg.cc:5561 0xd66918 execute_function_todo /home/alecop01/toolchain/src/gcc/gcc/passes.cc:2084 0xd66a80 do_per_function /home/alecop01/toolchain/src/gcc/gcc/passes.cc:1687 0xd66c1b execute_todo /home/alecop01/toolchain/src/gcc/gcc/passes.cc:2138 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. A bisection suggests it started with r12-7359-g6e80c4f1ad9046b0a7c105660cc7b3dcae0fdb8f : commit 6e80c4f1ad9046b0a7c105660cc7b3dcae0fdb8f Author: Richard Biener <rguenther@suse.de> Date: Wed Feb 23 10:15:38 2022 tree-optimization/101636 - CTOR vectorization ICE
next reply other threads:[~2022-03-04 13:29 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-03-04 13:29 acoplan at gcc dot gnu.org [this message] 2022-03-04 13:34 ` [Bug tree-optimization/104782] [12 regression] ICE: verify_gimple failed in slp (non-trivial conversion in ‘ssa_name’) with -msve-vector-bits=128 since r12-7359-g6e80c4f1ad9046b0a7c105660cc7b3dcae0fdb8f marxin at gcc dot gnu.org 2022-03-05 5:38 ` pinskia at gcc dot gnu.org 2022-03-07 8:22 ` rguenth at gcc dot gnu.org 2022-03-07 11:33 ` cvs-commit at gcc dot gnu.org 2022-03-07 11:34 ` rguenth at gcc dot gnu.org 2022-03-23 14:08 ` cvs-commit at gcc dot gnu.org
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