commit 1d493532960f10875b52e6f42bc8813e71f54ade Author: Tom Ritter tom@mozilla.com Date: Wed Apr 25 22:57:58 2018 -0500

Bug 1460357 - Do not use optimized AVX for Skia convolve_vertically in MinGW. r=lsalzman, a=jcristau

MozReview-Commit-ID: 8ROpiDD4xYH

--HG-- extra : source : 476091dbf8c06ad7880859f302e08f637c077764 --- gfx/skia/skia/src/opts/SkOpts_hsw.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gfx/skia/skia/src/opts/SkOpts_hsw.cpp b/gfx/skia/skia/src/opts/SkOpts_hsw.cpp old mode 100644 new mode 100755 index dded64776a49..58bf00a40a18 --- a/gfx/skia/skia/src/opts/SkOpts_hsw.cpp +++ b/gfx/skia/skia/src/opts/SkOpts_hsw.cpp @@ -12,7 +12,9 @@ #include <immintrin.h> // ODR safe #include <stdint.h> // ODR safe

-#if defined(__AVX2__) +// As described in https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85525, MinGW will produce +// unaligned instructions for this code, resulting in a crash. +#if defined(__AVX2__) && !defined(__MINGW32__)

namespace hsw {