Add -exact-match option to FileCheck to allow clients to do exact matches without using regular expressions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163371 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/FileCheck/FileCheck.cpp b/utils/FileCheck/FileCheck.cpp
index 33f04ce..0805504 100644
--- a/utils/FileCheck/FileCheck.cpp
+++ b/utils/FileCheck/FileCheck.cpp
@@ -45,6 +45,10 @@
NoCanonicalizeWhiteSpace("strict-whitespace",
cl::desc("Do not treat all horizontal whitespace as equivalent"));
+static cl::opt<bool>
+NoRegex("exact-match",
+ cl::desc("Look for exact matches without using regular expressions"));
+
//===----------------------------------------------------------------------===//
// Pattern Handling Code.
//===----------------------------------------------------------------------===//
@@ -124,7 +128,7 @@
}
// Check to see if this is a fixed string, or if it has regex pieces.
- if (PatternStr.size() < 2 ||
+ if (PatternStr.size() < 2 || NoRegex ||
(PatternStr.find("{{") == StringRef::npos &&
PatternStr.find("[[") == StringRef::npos)) {
FixedStr = PatternStr;