[cfe-commits] r139020 - in /cfe/trunk: lib/CodeGen/CGExprComplex.cpp test/CodeGen/capture-complex-expr-block.c

[Fariborz Jahanian]

Author: fjahanian
Date: Fri Sep  2 13:39:40 2011
New Revision: 139020

URL: http://llvm.org/viewvc/llvm-project?rev=139020&view=rev
Log:
blocks: Support capturing complex variable in block.
// rdar://10033896

Added:
    cfe/trunk/test/CodeGen/capture-complex-expr-block.c
Modified:
    cfe/trunk/lib/CodeGen/CGExprComplex.cpp

Modified: cfe/trunk/lib/CodeGen/CGExprComplex.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprComplex.cpp?rev=139020&r1=139019&r2=139020&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprComplex.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprComplex.cpp Fri Sep  2 13:39:40 2011
@@ -311,11 +311,7 @@
 //===----------------------------------------------------------------------===//
 
 ComplexPairTy ComplexExprEmitter::VisitExpr(Expr *E) {
-  CGF.ErrorUnsupported(E, "complex expression");
-  llvm::Type *EltTy =
-    CGF.ConvertType(E->getType()->getAs<ComplexType>()->getElementType());
-  llvm::Value *U = llvm::UndefValue::get(EltTy);
-  return ComplexPairTy(U, U);
+  return EmitLoadOfLValue(E);
 }
 
 ComplexPairTy ComplexExprEmitter::

Added: cfe/trunk/test/CodeGen/capture-complex-expr-block.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/capture-complex-expr-block.c?rev=139020&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/capture-complex-expr-block.c (added)
+++ cfe/trunk/test/CodeGen/capture-complex-expr-block.c Fri Sep  2 13:39:40 2011
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - -fblocks -triple x86_64-apple-darwin10 | FileCheck %s
+// rdar://10033986
+
+int main ()
+{
+    _Complex double c;
+    ^() {
+      _Complex double z;
+      z = z + c;
+    };
+    return 0;
+}
+
+// CHECK: define internal void @__main_block_invoke_0
+// CHECK:  [[C1:%.*]] = alloca { double, double }, align 8
+// CHECK:  [[C1]].realp = getelementptr inbounds { double, double }* [[C1]], i32 0, i32 0
+// CHECK-NEXT:  [[C1]].real = load double* [[C1]].realp
+// CHECK-NEXT:  [[C1]].imagp = getelementptr inbounds { double, double }* [[C1]], i32 0, i32 1
+// CHECK-NEXT:  [[C1]].imag = load double* [[C1]].imagp