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-rw-r--r--clang/include/clang/Lex/Preprocessor.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/clang/include/clang/Lex/Preprocessor.h b/clang/include/clang/Lex/Preprocessor.h
index 439a28041e2..f02364a385e 100644
--- a/clang/include/clang/Lex/Preprocessor.h
+++ b/clang/include/clang/Lex/Preprocessor.h
@@ -454,7 +454,9 @@ class Preprocessor : public RefCountedBase<Preprocessor> {
MacroDirective::DefInfo findDirectiveAtLoc(SourceLocation Loc,
SourceManager &SourceMgr) const {
// FIXME: Incorporate module macros into the result of this.
- return getLatest()->findDirectiveAtLoc(Loc, SourceMgr);
+ if (auto *Latest = getLatest())
+ return Latest->findDirectiveAtLoc(Loc, SourceMgr);
+ return MacroDirective::DefInfo();
}
void overrideActiveModuleMacros(Preprocessor &PP, IdentifierInfo *II) {
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