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-rw-r--r--include/llvm/Support/CommandLine.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/Support/CommandLine.h b/include/llvm/Support/CommandLine.h
index 1392e334ac..0f804395c3 100644
--- a/include/llvm/Support/CommandLine.h
+++ b/include/llvm/Support/CommandLine.h
@@ -1316,7 +1316,7 @@ struct aliasopt {
// exit is called.
struct extrahelp {
const char * morehelp;
- extrahelp(const char* help);
+ explicit extrahelp(const char* help);
};
void PrintVersionMessage();