add and document regex support for FileCheck. You can now do stuff like:

; CHECK: movl {{%e[a-z][xi]}}, %eax

or whatever.

llvm-svn: 82717

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/unittests/Support/RegexTest.cpp b/llvm/unittests/Support/RegexTest.cpp
index b323e284bcb..28a85a1586f 100644
--- a/llvm/unittests/Support/RegexTest.cpp
+++ b/llvm/unittests/Support/RegexTest.cpp
@@ -9,6 +9,7 @@
 
 #include "gtest/gtest.h"
 #include "llvm/Support/Regex.h"
+#include "llvm/ADT/SmallVector.h"
 #include <cstring>
 
 using namespace llvm;