http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59442
Bug ID: 59442 Summary: movapd tests fail if built with -fstack-protector-strong/all Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite Assignee: unassigned at gcc dot gnu.org Reporter: rmansfield at qnx dot com === gcc tests === Schedule of variations: unix/-m32/-fstack-protector-strong Running target unix/-m32/-fstack-protector-strong Using /usr/share/dejagnu/baseboards/unix.exp as board description file for target. Using /usr/share/dejagnu/config/unix.exp as generic interface file for target. Using /home/ryan/gnu/gcc/trunk/gcc/testsuite/config/default.exp as tool-and-target-specific interface file. Running /home/ryan/gnu/gcc/trunk/gcc/testsuite/gcc.target/i386/i386.exp ... FAIL: gcc.target/i386/avx-vmovapd-1.c execution test FAIL: gcc.target/i386/avx-vmovapd-2.c execution test FAIL: gcc.target/i386/avx-vmovapd-256-1.c execution test FAIL: gcc.target/i386/avx-vmovapd-256-2.c execution test FAIL: gcc.target/i386/sse2-movapd-1.c execution test FAIL: gcc.target/i386/sse2-movapd-2.c execution test The instrctions require 16 or 32byte alignment, but the tests are only aligning the data at 8bytes. Index: gcc/testsuite/gcc.target/i386/avx-vmovapd-256-1.c =================================================================== --- gcc/testsuite/gcc.target/i386/avx-vmovapd-256-1.c (revision 205838) +++ gcc/testsuite/gcc.target/i386/avx-vmovapd-256-1.c (working copy) @@ -15,7 +15,7 @@ avx_test (void) { union256d u; - double e [4] __attribute__ ((aligned (8))) = {41124.234,2344.2354,8653.65635,856.43576}; + double e [4] __attribute__ ((aligned (32))) = {41124.234,2344.2354,8653.65635,856.43576}; u.x = test (e); Index: gcc/testsuite/gcc.target/i386/avx-vmovapd-256-2.c =================================================================== --- gcc/testsuite/gcc.target/i386/avx-vmovapd-256-2.c (revision 205838) +++ gcc/testsuite/gcc.target/i386/avx-vmovapd-256-2.c (working copy) @@ -15,7 +15,7 @@ avx_test (void) { union256d u; - double e [4] __attribute__ ((aligned (8))) = {0.0}; + double e [4] __attribute__ ((aligned (32))) = {0.0}; u.x = _mm256_set_pd (39578.467285, 7856.342941, 85632.783567, 47563.234215); Index: gcc/testsuite/gcc.target/i386/sse2-movapd-1.c =================================================================== --- gcc/testsuite/gcc.target/i386/sse2-movapd-1.c (revision 205838) +++ gcc/testsuite/gcc.target/i386/sse2-movapd-1.c (working copy) @@ -25,7 +25,7 @@ TEST (void) { union128d u; - double e[2] __attribute__ ((aligned (8))) = {2134.3343,1234.635654}; + double e[2] __attribute__ ((aligned (16))) = {2134.3343,1234.635654}; u.x = test (e); Index: gcc/testsuite/gcc.target/i386/sse2-movapd-2.c =================================================================== --- gcc/testsuite/gcc.target/i386/sse2-movapd-2.c (revision 205838) +++ gcc/testsuite/gcc.target/i386/sse2-movapd-2.c (working copy) @@ -25,7 +25,7 @@ TEST (void) { union128d u; - double e[2] __attribute__ ((aligned (8))) = {0.0}; + double e[2] __attribute__ ((aligned (16))) = {0.0}; u.x = _mm_set_pd (2134.3343,1234.635654);