[SyntaxParse] Fix AST source locations for function types

Base location for function type should include leading trivia.
swiftlang · Aug 27, 2019 · 5103789 · 5103789
1 parent 807e3f3
commit 5103789
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/lib/Parse/ParseType.cpp b/lib/Parse/ParseType.cpp
@@ -362,7 +362,7 @@ Parser::TypeASTResult Parser::parseType(Diag<> MessageID,
     return SILBoxType;
   }
 
-  auto RealTypeLoc = Tok.getLoc();
+  auto RealTypeLoc = leadingTriviaLoc();
 
   ParserResult<TypeRepr> ty =
     parseTypeSimpleOrCompositionAST(MessageID, HandleCodeCompletion);

diff --git a/test/Parse/function_type_range.swift b/test/Parse/function_type_range.swift
@@ -0,0 +1,6 @@
+// Ensure that source range for the type does not go past the end of the buffer.
+// RUN: %target-swift-frontend -typecheck %s -dump-ast
+typealias Alias =
+
+
+() -> ()