[cfe-commits] r124242 - in /cfe/trunk: include/clang/Basic/DiagnosticSemaKinds.td lib/Sema/SemaType.cpp test/Sema/block-return.c

Argyrios Kyrtzidis akyrtzi at gmail.com
Tue Jan 25 15:16:33 PST 2011


Author: akirtzidis
Date: Tue Jan 25 17:16:33 2011
New Revision: 124242

URL: http://llvm.org/viewvc/llvm-project?rev=124242&view=rev
Log:
Change error "function cannot return array type" -> "blocks cannot return array type" when blocks are involved.
Addresses rdar://8876238.

Modified:
    cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
    cfe/trunk/lib/Sema/SemaType.cpp
    cfe/trunk/test/Sema/block-return.c

Modified: cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td?rev=124242&r1=124241&r2=124242&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td (original)
+++ cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td Tue Jan 25 17:16:33 2011
@@ -3381,8 +3381,8 @@
 def err_expected_block_lbrace : Error<"expected '{' in block literal">;
 def err_return_in_block_expression : Error<
   "return not allowed in block expression literal">;
-def err_block_returns_array : Error<
-  "block declared as returning an array">;
+def err_block_returning_array_function : Error<
+  "block cannot return %select{array|function}0 type %1">;
 
 
 // CFString checking

Modified: cfe/trunk/lib/Sema/SemaType.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaType.cpp?rev=124242&r1=124241&r2=124242&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaType.cpp (original)
+++ cfe/trunk/lib/Sema/SemaType.cpp Tue Jan 25 17:16:33 2011
@@ -1621,8 +1621,10 @@
       // For conversion functions, we'll diagnose this particular error later.
       if ((T->isArrayType() || T->isFunctionType()) &&
           (D.getName().getKind() != UnqualifiedId::IK_ConversionFunctionId)) {
-        Diag(DeclType.Loc, diag::err_func_returning_array_function) 
-          << T->isFunctionType() << T;
+        unsigned diagID = diag::err_func_returning_array_function;
+        if (D.getContext() == Declarator::BlockLiteralContext)
+          diagID = diag::err_block_returning_array_function;
+        Diag(DeclType.Loc, diagID) << T->isFunctionType() << T;
         T = Context.IntTy;
         D.setInvalidType(true);
       }

Modified: cfe/trunk/test/Sema/block-return.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/block-return.c?rev=124242&r1=124241&r2=124242&view=diff
==============================================================================
--- cfe/trunk/test/Sema/block-return.c (original)
+++ cfe/trunk/test/Sema/block-return.c Tue Jan 25 17:16:33 2011
@@ -97,7 +97,7 @@
 }
 
 int (*funcptr3[5])(long);
-int sz8 = sizeof(^int (*[5])(long) {return funcptr3;}); // expected-error {{function cannot return array type}} expected-warning {{incompatible pointer to integer conversion}}
+int sz8 = sizeof(^int (*[5])(long) {return funcptr3;}); // expected-error {{block cannot return array type}} expected-warning {{incompatible pointer to integer conversion}}
 
 void foo6() {
   int (^b)(int) __attribute__((noreturn));





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