Add support for building the LLVM libraries and tools as a Mac OS/X
universal binary, by specifying UNIVERSAL=1 on the make command line.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27447 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Makefile.rules b/Makefile.rules
index 0144d8d..3449d3e 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -360,6 +360,13 @@
CompileCommonOpts := -D_REENTRANT -D_HPUX_SOURCE
endif
+# If we are building a universal binary on Mac OS/X, pass extra options. This is
+# useful to people that want to link the LLVM libraries into their universal apps.
+ifdef UNIVERSAL
+ CompileCommonOpts += -arch i386 -arch ppc -isysroot /Developer/SDKs/MACOSX10.4u.sdk/
+ DISABLE_AUTO_DEPENDENCIES=1
+endif
+
LD.Flags += -L$(LibDir) -L$(LLVMLibDir)
CPP.BaseFlags += -D_GNU_SOURCE -D__STDC_LIMIT_MACROS
# All -I flags should go here, so that they don't confuse llvm-config.