Update tests to use %clang instead of 'clang', and forcibly disable use of '
clang ' or ' clang -cc1 ' or ' clang-cc ' in test lines (by substituting them to
garbage).

llvm-svn: 91460
diff --git a/clang/test/Coverage/targets.c b/clang/test/Coverage/targets.c
index 17d96d8..c9f6f8d 100644
--- a/clang/test/Coverage/targets.c
+++ b/clang/test/Coverage/targets.c
@@ -18,5 +18,5 @@
 // RUN: %clang_cc1 -g -triple x86_64-unknown-unknown -emit-llvm -o %t %s
 
 // <rdar://problem/7181838> clang 1.0 fails to compile Python 2.6
-// RUN: clang -ccc-host-triple x86_64-apple-darwin9 -### -S %s -mmacosx-version-min=10.4
+// RUN: %clang -ccc-host-triple x86_64-apple-darwin9 -### -S %s -mmacosx-version-min=10.4