--- configure.in	2012-01-29 10:24:22.000000000 +0000
+++ configure.in.oden	2012-02-08 13:00:34.000000000 +0000
@@ -2402,7 +2402,7 @@
             MOZ_OPTIMIZE_SIZE_TWEAK="-finline-limit=50"
         esac
         MOZ_PGO_OPTIMIZE_FLAGS="-O3"
-        MOZ_OPTIMIZE_FLAGS="-Os -freorder-blocks $MOZ_OPTIMIZE_SIZE_TWEAK"
+        MOZ_OPTIMIZE_FLAGS="-O2 -freorder-blocks $MOZ_OPTIMIZE_SIZE_TWEAK"
         MOZ_DEBUG_FLAGS="-g"
     fi
 
--- configure	2012-01-29 10:43:10.000000000 +0000
+++ configure.oden	2012-02-08 13:10:01.000000000 +0000
@@ -7516,7 +7516,7 @@
             MOZ_OPTIMIZE_SIZE_TWEAK="-finline-limit=50"
         esac
         MOZ_PGO_OPTIMIZE_FLAGS="-O3"
-        MOZ_OPTIMIZE_FLAGS="-Os -freorder-blocks $MOZ_OPTIMIZE_SIZE_TWEAK"
+        MOZ_OPTIMIZE_FLAGS="-O2 -freorder-blocks $MOZ_OPTIMIZE_SIZE_TWEAK"
         MOZ_DEBUG_FLAGS="-g"
     fi