Include missing '<optional>' header in 'Resolver.h'

Signed-off-by: David Longnecker <[email protected]>
chapel-lang · Oct 3, 2024 · 2b9ea9c · 2b9ea9c
1 parent c354d1a
commit 2b9ea9c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/frontend/lib/resolution/Resolver.h b/frontend/lib/resolution/Resolver.h
@@ -29,6 +29,8 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/SmallVector.h"
 
+#include <optional>
+
 namespace chpl {
 namespace resolution {