[cfe-commits] r159956 - in /cfe/trunk: lib/Parse/ParseObjc.cpp test/FixIt/fixit-autoreleasepool.m

[Fariborz Jahanian]

Author: fjahanian
Date: Mon Jul  9 15:00:35 2012
New Revision: 159956

URL: http://llvm.org/viewvc/llvm-project?rev=159956&view=rev
Log:
objective-c: provide fixit hint for @autoreleasepool
and similar other keywords. // rdar://10723084

Added:
    cfe/trunk/test/FixIt/fixit-autoreleasepool.m
Modified:
    cfe/trunk/lib/Parse/ParseObjc.cpp

Modified: cfe/trunk/lib/Parse/ParseObjc.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Parse/ParseObjc.cpp?rev=159956&r1=159955&r2=159956&view=diff
==============================================================================
--- cfe/trunk/lib/Parse/ParseObjc.cpp (original)
+++ cfe/trunk/lib/Parse/ParseObjc.cpp Mon Jul  9 15:00:35 2012
@@ -2094,8 +2094,23 @@
       return ParsePostfixExpressionSuffix(ParseObjCProtocolExpression(AtLoc));
     case tok::objc_selector:
       return ParsePostfixExpressionSuffix(ParseObjCSelectorExpression(AtLoc));
-    default:
-      return ExprError(Diag(AtLoc, diag::err_unexpected_at));
+      default: {
+        const char *str = 0;
+        if (GetLookAheadToken(1).is(tok::l_brace)) {
+          char ch = Tok.getIdentifierInfo()->getNameStart()[0];
+          str =  
+            ch == 't' ? "try" 
+                      : (ch == 'f' ? "finally" 
+                                   : (ch == 'a' ? "autoreleasepool" : 0));
+        }
+        if (str) {
+          SourceLocation kwLoc = Tok.getLocation();
+          return ExprError(Diag(AtLoc, diag::err_unexpected_at) << 
+                             FixItHint::CreateReplacement(kwLoc, str));
+        }
+        else
+          return ExprError(Diag(AtLoc, diag::err_unexpected_at));
+      }
     }
   }
 }

Added: cfe/trunk/test/FixIt/fixit-autoreleasepool.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/FixIt/fixit-autoreleasepool.m?rev=159956&view=auto
==============================================================================
--- cfe/trunk/test/FixIt/fixit-autoreleasepool.m (added)
+++ cfe/trunk/test/FixIt/fixit-autoreleasepool.m Mon Jul  9 15:00:35 2012
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10  -fdiagnostics-parseable-fixits -x objective-c %s 2>&1 | FileCheck %s
+// rdar://10723084
+
+void f0() {
+  @autorelease {
+  } 
+}
+
+// CHECK: {5:4-5:15}:"autoreleasepool"