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-rw-r--r--clang/lib/Lex/PPDirectives.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/clang/lib/Lex/PPDirectives.cpp b/clang/lib/Lex/PPDirectives.cpp
index f92fa038a30..3e871ae7ab4 100644
--- a/clang/lib/Lex/PPDirectives.cpp
+++ b/clang/lib/Lex/PPDirectives.cpp
@@ -86,6 +86,7 @@ void Preprocessor::DiscardUntilEndOfDirective() {
Token Tmp;
do {
LexUnexpandedToken(Tmp);
+ assert(Tmp.isNot(tok::eof) && "EOF seen while discarding directive tokens");
} while (Tmp.isNot(tok::eom));
}
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