ccc: Use toolChain arch name instead of looking for arch command line
argument; the toolchain should always know the arch.
 - Fixes: <rdar://problem/6582911> -ccc-clang-archs doesn't work for excluding ppc


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65104 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/ccc/ccclib/HostInfo.py b/tools/ccc/ccclib/HostInfo.py
index e95ffa1..d1ec28d 100644
--- a/tools/ccc/ccclib/HostInfo.py
+++ b/tools/ccc/ccclib/HostInfo.py
@@ -47,7 +47,7 @@
                                                   self.darwinVersion,
                                                   self.gccVersion)
 
-        return ToolChain.Generic_GCC_ToolChain(self.driver, '')
+        return ToolChain.Generic_GCC_ToolChain(self.driver, arch)
 
 class DarwinPPCHostInfo(DarwinHostInfo):
     def getArchName(self, args):