save up test build

patches/0001-libavutil-clean-up-unused-FF_SYMVER-macro.patch

@@ -0,0 +1,55 @@
+From ab11be0becb90542f10d5713659b559842c53af2 Mon Sep 17 00:00:00 2001
+From: Natanael Copa <ncopa@alpinelinux.org>
+Date: Tue, 29 Mar 2016 15:15:17 +0200
+Subject: [PATCH] libavutil: clean up unused FF_SYMVER macro
+
+There is nothing using it since commit d63443b9 (lavc: drop the
+av_fast_{re,m}alloc compatibility wrappers).
+
+Signed-off-by: Natanael Copa <ncopa@alpinelinux.org>
+---
+ libavutil/internal.h | 28 ----------------------------
+ 1 file changed, 28 deletions(-)
+
+diff --git a/libavutil/internal.h b/libavutil/internal.h
+index 61784b5..69d63d5 100644
+--- a/libavutil/internal.h
++++ b/libavutil/internal.h
+@@ -177,34 +177,6 @@
+ #endif
+ 
+ /**
+- * Define a function with only the non-default version specified.
+- *
+- * On systems with ELF shared libraries, all symbols exported from
+- * FFmpeg libraries are tagged with the name and major version of the
+- * library to which they belong.  If a function is moved from one
+- * library to another, a wrapper must be retained in the original
+- * location to preserve binary compatibility.
+- *
+- * Functions defined with this macro will never be used to resolve
+- * symbols by the build-time linker.
+- *
+- * @param type return type of function
+- * @param name name of function
+- * @param args argument list of function
+- * @param ver  version tag to assign function
+- */
+-#if HAVE_SYMVER_ASM_LABEL
+-#   define FF_SYMVER(type, name, args, ver)                     \
+-    type ff_##name args __asm__ (EXTERN_PREFIX #name "@" ver);  \
+-    type ff_##name args
+-#elif HAVE_SYMVER_GNU_ASM
+-#   define FF_SYMVER(type, name, args, ver)                             \
+-    __asm__ (".symver ff_" #name "," EXTERN_PREFIX #name "@" ver);      \
+-    type ff_##name args;                                                \
+-    type ff_##name args
+-#endif
+-
+-/**
+  * Return NULL if a threading library has not been enabled.
+  * Used to disable threading functions in AVCodec definitions
+  * when not needed.
+-- 
+2.7.4
+

patches/cflags-speed-O2.patch

@@ -0,0 +1,24 @@
+gcc fails if we compile with -O3
+
+libavcodec/sbrdsp.c: In function 'sbr_neg_odd_64_c':
+libavcodec/sbrdsp.c:47:13: internal compiler error: in vect_analyze_data_ref_accesses, at tree-vect-data-refs.c:2596
+ static void sbr_neg_odd_64_c(float *x)
+             ^
+
+We work around it by using -O2 which is more sane.
+
+http://bugs.alpinelinux.org/issues/5334
+
+diff --git a/configure b/configure
+index 5e788ac..aa34f9b 100755
+--- a/configure
++++ b/configure
+@@ -3795,7 +3795,7 @@ probe_cc(){
+                 warn "gcc 4.2 is outdated and may miscompile FFmpeg. Please use a newer compiler." ;;
+             esac
+         fi
+-        _cflags_speed='-O3'
++        _cflags_speed='-O2'
+         _cflags_size='-Os'
+     elif $_cc --version 2>/dev/null | grep -q ^icc; then
+         _type=icc