Improve c-style cast detection.

Before:
return (my_int) aaaa;
template <> void f<int>(int i)SOME_ANNOTATION;
f("aaaa" SOME_MACRO(aaaa)"aaaa");

After:
return (my_int)aaaa;
template <> void f<int>(int i) SOME_ANNOTATION;
f("aaaa" SOME_MACRO(aaaa) "aaaa");

llvm-svn: 183389

1 files changed, 4 insertions, 1 deletions

diff --git a/clang/lib/Format/TokenAnnotator.cpp b/clang/lib/Format/TokenAnnotator.cpp
index 62177b3efd7..fc53681394e 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -626,12 +626,15 @@ private:
             Contexts.back().IsExpression)
           IsCast = true;
         if (Current.Next &&
+            Current.Next->isNot(tok::string_literal) &&
             (Current.Next->Tok.isLiteral() ||
              Current.Next->isOneOf(tok::kw_sizeof, tok::kw_alignof)))
           IsCast = true;
         // If there is an identifier after the (), it is likely a cast, unless
         // there is also an identifier before the ().
-        if (LeftOfParens && LeftOfParens->Tok.getIdentifierInfo() == NULL &&
+        if (LeftOfParens && (LeftOfParens->Tok.getIdentifierInfo() == NULL ||
+                             LeftOfParens->is(tok::kw_return)) &&
+            LeftOfParens->Type != TT_TemplateCloser &&
             LeftOfParens->Type != TT_ObjCMethodExpr && Current.Next &&
             (Current.Next->is(tok::identifier)))
           IsCast = true;