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-rw-r--r--llvm/utils/FileCheck/FileCheck.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/utils/FileCheck/FileCheck.cpp b/llvm/utils/FileCheck/FileCheck.cpp
index d59607a..09d82d3 100644
--- a/llvm/utils/FileCheck/FileCheck.cpp
+++ b/llvm/utils/FileCheck/FileCheck.cpp
@@ -78,7 +78,7 @@ static cl::opt<bool> AllowEmptyInput(
"checks that some error message does not occur, for example."));
static cl::opt<bool> AllowUnusedPrefixes(
- "allow-unused-prefixes", cl::init(true),
+ "allow-unused-prefixes", cl::init(true), cl::ZeroOrMore,
cl::desc("Allow prefixes to be specified but not appear in the test."));
static cl::opt<bool> MatchFullLines(