[Mesa-dev] [Bug 83669] fix build with gcc link time optimizer

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83669

--- Comment #11 from Marc Dietrich <marvin24 at gmx.de> ---
sorry for spamming this bug, here is a better patch to fix the problem

diff --git a/src/mesa/Makefile.am b/src/mesa/Makefile.am
index e71bccb..bbdb36f 100644
--- a/src/mesa/Makefile.am
+++ b/src/mesa/Makefile.am
@@ -152,7 +152,6 @@ libmesagallium_la_LIBADD = \

 libmesa_sse41_la_SOURCES = \
        main/streaming-load-memcpy.c
-libmesa_sse41_la_CFLAGS = $(AM_CFLAGS) -msse4.1

 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = gl.pc
diff --git a/src/mesa/main/streaming-load-memcpy.c
b/src/mesa/main/streaming-load-memcpy.c
index 8427149..94b0e0a 100644
--- a/src/mesa/main/streaming-load-memcpy.c
+++ b/src/mesa/main/streaming-load-memcpy.c
@@ -26,7 +26,7 @@
  *
  */

-#ifdef __SSE4_1__
+#ifdef USE_SSE41
 #include "main/macros.h"
 #include "main/streaming-load-memcpy.h"
 #include <smmintrin.h>
@@ -34,7 +34,7 @@
 /* Copies memory from src to dst, using SSE 4.1's MOVNTDQA to get streaming
  * read performance from uncached memory.
  */
-void
+void __attribute__ ((target("sse4.1")))
 _mesa_streaming_load_memcpy(void *restrict dst, void *restrict src, size_t
len)
 {
    char *restrict d = dst;

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