From: Matt Turner Date: Thu, 26 May 2016 23:34:02 +0000 (-0700) Subject: mesa: Drop -fno-strict-aliasing. X-Git-Tag: upstream/17.1.0~7624 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=88ad8c7dedb87d92a5bed0868f108076185ec089;p=platform%2Fupstream%2Fmesa.git mesa: Drop -fno-strict-aliasing. Improves performance of OglBatch7 by 4.06851% +/- 1.17925% (n=169) on Haswell, and cuts ~18k of .text: text data bss dec hex filename 5824627 287816 29384 6141827 5db783 before/i965_dri.so 5806354 287816 29384 6123554 5d7022 after/i965_dri.so Reviewed-by: Brian Paul Reviewed-by: Ian Romanick --- diff --git a/configure.ac b/configure.ac index 7d1a9bb..aea5890 100644 --- a/configure.ac +++ b/configure.ac @@ -300,9 +300,6 @@ if test "x$GCC" = xyes; then # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed. CFLAGS=$save_CFLAGS - # Work around aliasing bugs - developers should comment this out - CFLAGS="$CFLAGS -fno-strict-aliasing" - # We don't want floating-point math functions to set errno or trap CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math" @@ -342,9 +339,6 @@ if test "x$GXX" = xyes; then # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed. CXXFLAGS=$save_CXXFLAGS - # Work around aliasing bugs - developers should comment this out - CXXFLAGS="$CXXFLAGS -fno-strict-aliasing" - # We don't want floating-point math functions to set errno or trap CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math" fi