[Buildroot] [PATCH v2 1/1] package/ffmpeg: Fix i586 compilation with gcc5
Bernd Kuhls
bernd.kuhls at t-online.de
Sat Jun 20 19:44:55 UTC 2015
In file included from libavcodec/cabac_functions.h:46:0,
from libavcodec/h264_cabac.c:37:
libavcodec/h264_cabac.c: In function 'ff_h264_decode_mb_cabac':
libavcodec/x86/cabac.h:192:5: error: 'asm' operand has impossible constraints
__asm__ volatile(
To reproduce the bug use this defconfig:
BR2_GCC_VERSION_5_1_X=y
BR2_PACKAGE_FFMPEG=y
BR2_PACKAGE_FFMPEG_GPL=y
BR2_PACKAGE_FFMPEG_NONFREE=y
BR2_PACKAGE_FFMPEG_FFPLAY=y
BR2_PACKAGE_FFMPEG_FFSERVER=y
BR2_PACKAGE_FFMPEG_FFPROBE=y
BR2_PACKAGE_FFMPEG_AVRESAMPLE=y
BR2_PACKAGE_FFMPEG_POSTPROC=y
Signed-off-by: Bernd Kuhls <bernd.kuhls at t-online.de>
---
v2: bug only occurs with a i586 target cpu
package/ffmpeg/ffmpeg.mk | 3 +++
1 file changed, 3 insertions(+)
diff --git a/package/ffmpeg/ffmpeg.mk b/package/ffmpeg/ffmpeg.mk
index 787dbb1..83c3cfb 100644
--- a/package/ffmpeg/ffmpeg.mk
+++ b/package/ffmpeg/ffmpeg.mk
@@ -261,6 +261,9 @@ ifeq ($(BR2_X86_CPU_HAS_MMX),y)
FFMPEG_CONF_OPTS += --enable-yasm
FFMPEG_DEPENDENCIES += host-yasm
else
+ifeq ($(BR2_x86_i586),y)
+FFMPEG_CONF_OPTS += --disable-inline-asm
+endif
FFMPEG_CONF_OPTS += --disable-yasm
FFMPEG_CONF_OPTS += --disable-mmx
endif
--
1.7.10.4
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