Disable aliasing when building with Clang
When building with new versions of Clang we encounter some issues. Work
around them by adding -fno-strict-aliasing when we detect Clang.
https://code.google.com/p/webm/issues/detail?id=603
Change-Id: I8e945a18a7215bcc627e7a1ee110078413259cc7
diff --git a/configure b/configure
index 297cec4..7a6e4f0 100755
--- a/configure
+++ b/configure
@@ -608,7 +608,12 @@
check_add_cflags -Wuninitialized
check_add_cflags -Wunused-variable
case ${CC} in
- *clang*) ;;
+ *clang*)
+ # libvpx and/or clang have issues with aliasing:
+ # https://code.google.com/p/webm/issues/detail?id=603
+ # work around them until they are fixed
+ check_add_cflags -fno-strict-aliasing
+ ;;
*) check_add_cflags -Wunused-but-set-variable ;;
esac
enabled extra_warnings || check_add_cflags -Wno-unused-function
