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/Driver/flags.c b/clang/test/Driver/flags.c
index bc50aae..6d80892 100644
--- a/clang/test/Driver/flags.c
+++ b/clang/test/Driver/flags.c
@@ -1,9 +1,9 @@
-// RUN: clang -ccc-host-triple i386-apple-darwin9 -### -S -msoft-float %s 2> %t.log
+// RUN: %clang -ccc-host-triple i386-apple-darwin9 -### -S -msoft-float %s 2> %t.log
 // RUN: grep '"-no-implicit-float"' %t.log
 
-// RUN: clang -ccc-host-triple i386-apple-darwin9 -### -S -msoft-float -mno-soft-float %s 2> %t.log
+// RUN: %clang -ccc-host-triple i386-apple-darwin9 -### -S -msoft-float -mno-soft-float %s 2> %t.log
 // RUN: grep '"-no-implicit-float"' %t.log | count 0
 
-// RUN: clang -ccc-host-triple i386-apple-darwin9 -### -S -mno-soft-float %s -msoft-float 2> %t.log
+// RUN: %clang -ccc-host-triple i386-apple-darwin9 -### -S -mno-soft-float %s -msoft-float 2> %t.log
 // RUN: grep '"-no-implicit-float"' %t.log