https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92179
Bug ID: 92179 Summary: [10 regression] r277288 causes ICEs compiling several test cases Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: seurer at gcc dot gnu.org Target Milestone: --- > FAIL: gcc.dg/vect/pr33953.c (internal compiler error) > FAIL: gcc.dg/vect/pr33953.c (test for excess errors) > FAIL: gcc.dg/vect/pr33953.c -flto -ffat-lto-objects scan-tree-dump-times > vect "vectorized 1 loops" 1 > FAIL: gcc.dg/vect/pr33953.c -flto -ffat-lto-objects scan-tree-dump-times > vect "vectorizing stmts using SLP" 1 > FAIL: gcc.dg/vect/pr33953.c -flto -ffat-lto-objects (internal compiler error) > FAIL: gcc.dg/vect/pr33953.c -flto -ffat-lto-objects (test for excess errors) > FAIL: gcc.dg/vect/pr33953.c scan-tree-dump-times vect "vectorized 1 loops" 1 > FAIL: gcc.dg/vect/pr33953.c scan-tree-dump-times vect "vectorizing stmts > using SLP" 1 > FAIL: gcc.dg/vect/slp-36.c (internal compiler error) > FAIL: gcc.dg/vect/slp-36.c (test for excess errors) > FAIL: gcc.dg/vect/slp-36.c -flto -ffat-lto-objects (internal compiler error) > FAIL: gcc.dg/vect/slp-36.c -flto -ffat-lto-objects (test for excess errors) > FAIL: gcc.target/powerpc/sse2-psrlq-2.c (internal compiler error) > FAIL: gcc.target/powerpc/sse2-psrlq-2.c (test for excess errors) They are all in this same spot: Executing on host: /home/seurer/gcc/build/gcc-test2/gcc/xgcc -B/home/seurer/gcc/build/gcc-test2/gcc/ /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.target/powerpc/sse2-psrlq-2.c -fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers -fdiagnostics-color=never -fdiagnostics-urls=never -O3 -mpower8-vector -Wno-psabi -lm -o ./sse2-psrlq-2.exe (timeout = 300) spawn -ignore SIGHUP /home/seurer/gcc/build/gcc-test2/gcc/xgcc -B/home/seurer/gcc/build/gcc-test2/gcc/ /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.target/powerpc/sse2-psrlq-2.c -fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers -fdiagnostics-color=never -fdiagnostics-urls=never -O3 -mpower8-vector -Wno-psabi -lm -o ./sse2-psrlq-2.exe during GIMPLE pass: slp In file included from /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.target/powerpc/sse2-psrlq-2.c:9: /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.target/powerpc/sse2-check.h: In function 'do_test': /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.target/powerpc/sse2-check.h:18:1: internal compiler error: in vectorizable_shift, at tree-vect-stmts.c:5836 0x10df15a3 vectorizable_shift /home/seurer/gcc/gcc-test2/gcc/tree-vect-stmts.c:5836 0x10e0aceb vect_transform_stmt(_stmt_vec_info*, gimple_stmt_iterator*, _slp_tree*, _slp_instance*) /home/seurer/gcc/gcc-test2/gcc/tree-vect-stmts.c:10835 0x10e3ba0f vect_schedule_slp_instance /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:3966 0x10e3b71b vect_schedule_slp_instance /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:3860 0x10e3b71b vect_schedule_slp_instance /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:3860 0x10e3e08b vect_schedule_slp(vec_info*) /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:4040 0x10e42607 vect_slp_bb_region /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:3092 0x10e42607 vect_slp_bb(basic_block_def*) /home/seurer/gcc/gcc-test2/gcc/tree-vect-slp.c:3186 0x10e45d7b execute /home/seurer/gcc/gcc-test2/gcc/tree-vectorizer.c:1309