Bug 1313394 - Update build system to support 64-bit ASan DLLs. r=ted

browser/installer/package-manifest.in

@@ -814,7 +814,7 @@ bin/libfreebl_32int64_3.so
 #endif
 
 #if defined(MOZ_ASAN) && defined(CLANG_CL)
-@BINPATH@/clang_rt.asan_dynamic-i386.dll
+@BINPATH@/clang_rt.asan_dynamic-*.dll
 #endif
 
 

build/autoconf/sanitize.m4

@@ -14,8 +14,12 @@ MOZ_ARG_ENABLE_BOOL(address-sanitizer,
 if test -n "$MOZ_ASAN"; then
     MOZ_LLVM_HACKS=1
     if test -n "$CLANG_CL"; then
-        # Look for clang_rt.asan_dynamic-i386.dll
-        MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-i386.dll
+        # Look for the ASan runtime binary
+        if test "$CPU_ARCH" = "x86_64"; then
+          MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-x86_64.dll
+        else
+          MOZ_CLANG_RT_ASAN_LIB=clang_rt.asan_dynamic-i386.dll
+        fi
         # We use MOZ_PATH_PROG in order to get a Windows style path.
         MOZ_PATH_PROG(MOZ_CLANG_RT_ASAN_LIB_PATH, $MOZ_CLANG_RT_ASAN_LIB)
         if test -z "$MOZ_CLANG_RT_ASAN_LIB_PATH"; then