https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70011
Bug ID: 70011 Summary: [6 regression] test case gcc.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr2 9925.c fails Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: seurer at linux dot vnet.ibm.com Target Milestone: --- 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.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr29925.c -fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -ftree-vectorize -fvect-cost-model=dynamic -fno-common -maltivec -fdump-tree-vect-details -ffast-math -lm -o ./costmodel-fast-math-vect-pr29925.exe (timeout = 300) spawn /home/seurer/gcc/build/gcc-test2/gcc/xgcc -B/home/seurer/gcc/build/gcc-test2/gcc/ /home/seurer/gcc/gcc-test2/gcc/testsuite/gcc.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr29925.c -fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -ftree-vectorize -fvect-cost-model=dynamic -fno-common -maltivec -fdump-tree-vect-details -ffast-math -lm -o ./costmodel-fast-math-vect-pr29925.exe PASS: gcc.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr29925.c (test for excess errors) Setting LD_LIBRARY_PATH to :/home/seurer/gcc/build/gcc-test2/gcc:/home/seurer/gcc/build/gcc-test2/powerpc64le-unknown-linux-gnu/./libatomic/.libs::/home/seurer/gcc/build/gcc-test2/gcc:/home/seurer/gcc/build/gcc-test2/powerpc64le-unknown-linux-gnu/./libatomic/.libs:/home/wschmidt/gcc/install/gcc-5_1/lib64 spawn [open ...] PASS: gcc.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr29925.c execution test FAIL: gcc.dg/vect/costmodel/ppc/costmodel-fast-math-vect-pr29925.c scan-tree-dump-times vect "vectorization not profitable" 1 This has been failing since at least December 2015. It fails on only LE and only for gcc 6.