debug.xcconfig in xcbootstrap-0.0.2

- old
+ new

@@ -1,10 +1,10 @@
 #include "Shared.xcconfig"
 
 VALIDATE_PRODUCT = NO
 COPY_PHASE_STRIP = NO
 GCC_OPTIMIZATION_LEVEL = 0
-ONLY_ACTIVE_ARCH = NO
+ONLY_ACTIVE_ARCH = YES
 
 GENERATE_PROFILING_CODE = YES
 GCC_GENERATE_DEBUGGING_SYMBOLS = YES
 STRIP_INSTALLED_PRODUCT = NO
 