--- .//runConfigureICU.orig	2013-12-31 23:51:27.000000000 +0300
+++ .//runConfigureICU	2014-12-23 15:59:41.000000000 +0200
@@ -366,14 +366,6 @@
 
 if test $release -eq 1
 then
-    if test "$RELEASE_CFLAGS" = ""
-    then
-        case $CC in
-            gcc|*/gcc|*-gcc-*|*/*-gcc-*)
-                RELEASE_CFLAGS=-O3
-                ;;
-        esac
-    fi
     if test "$RELEASE_CFLAGS" != ""
     then
         CFLAGS="$CFLAGS $RELEASE_CFLAGS"
