Do a sweep of symbol internalization. NFC.
llvm-svn: 369803
diff --git a/llvm/lib/Support/FileCheck.cpp b/llvm/lib/Support/FileCheck.cpp
index 143f7a4..9310a79 100644
--- a/llvm/lib/Support/FileCheck.cpp
+++ b/llvm/lib/Support/FileCheck.cpp
@@ -125,7 +125,7 @@
// StringRef holding all characters considered as horizontal whitespaces by
// FileCheck input canonicalization.
-StringRef SpaceChars = " \t";
+constexpr StringLiteral SpaceChars = " \t";
// Parsing helper function that strips the first character in S and returns it.
static char popFront(StringRef &S) {