ffmpeg: gcc2 seems to produce crashing code with -O3, switch to -O2.

media-video/ffmpeg/patches/ffmpeg-0.10-gcc2.patch

@@ -210,8 +210,8 @@ index e1ba799..3820056 100644
              av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
                      av_get_pix_fmt_name(c->srcFormat), av_get_pix_fmt_name(c->dstFormat));
 diff --git a/configure b/configure 
---- ffmpeg-0.10/configure       2012-01-26 22:15:59.035389440 +0000
-+++ ffmpeg-0.10/configure       2012-03-20 00:55:05.090963968 +0000
+--- ffmpeg-0.10/configure       2012-01-26 22:15:59.047710208 +0000
++++ ffmpeg-0.10-haiku/configure 2012-03-28 22:30:34.330563584 +0000
 @@ -1359,7 +1359,6 @@
  
  aligned_stack_if_any="ppc x86"
@@ -220,6 +220,15 @@ diff --git a/configure b/configure
  fast_unaligned_if_any="armv6 ppc x86"
  
  inline_asm_deps="!tms470"
+@@ -1866,7 +1865,7 @@
+ CC_O='-o $@'
+ CXX_O='-o $@'
+ 
+-host_cflags='-D_ISOC99_SOURCE -O3 -g'
++host_cflags='-D_ISOC99_SOURCE -O2 -g'
+ host_libs='-lm'
+ 
+ target_path='$(CURDIR)'
 @@ -1948,6 +1947,7 @@
  done
  
@@ -228,6 +237,15 @@ diff --git a/configure b/configure
  
  die_unknown(){
      echo "Unknown option \"$1\"."
+@@ -2144,7 +2144,7 @@
+         CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
+         AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
+     fi
+-    speed_cflags='-O3'
++    speed_cflags='-O2'
+     size_cflags='-Os'
+ elif $cc --version 2>/dev/null | grep -q Intel; then
+     cc_type=icc
 @@ -2831,10 +2831,6 @@
  struct { int x; } __attribute__((packed)) x;
  EOF