Test case for conversion type method call ir-gen.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@80375 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 58 insertions, 2 deletions

diff --git a/test/CodeGenCXX/conversion-function.cpp b/test/CodeGenCXX/conversion-function.cpp
index 57e5ad7315..5961157951 100644
--- a/test/CodeGenCXX/conversion-function.cpp
+++ b/test/CodeGenCXX/conversion-function.cpp
@@ -1,9 +1,65 @@
-// RUN: clang-cc %s -emit-llvm -o %t &&
+// RUN: clang-cc -triple x86_64-apple-darwin -std=c++0x -S %s -o %t-64.s &&
+// RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s &&
+// RUN: clang-cc -triple i386-apple-darwin -std=c++0x -S %s -o %t-32.s &&
+// RUN: FileCheck -check-prefix LP32 --input-file=%t-32.s %s &&
+// RUN: true
+
+extern "C" int printf(...);
 struct S {
 	operator int();
 };
 
-// RUN: grep "_ZN1ScviEv" %t
 S::operator int() {
 	return 10;
 }
+
+
+class X { // ...
+  public: operator int() { printf("operator int()\n"); return iX; }
+  public: operator float() { printf("operator float()\n"); return fX; }
+  X() : iX(100), fX(1.234)  {}
+  int iX;
+  float fX;
+};
+
+X x;
+
+struct Z {
+    operator X() { printf("perator X()\n"); x.iX += iZ; x.fX += fZ; return x; }
+    int iZ;
+    float fZ;
+    Z() : iZ(1), fZ(1.00) {}
+};
+
+Z z;
+
+class Y { // ...
+  public: operator Z(){printf("perator Z()\n"); return z; }
+};
+
+Y y;
+
+int main() {
+    int c = X(Z(y)); // OK: y.operator Z().operator X().operator int()
+    printf("c = %d\n", c);
+    float f = X(Z(y));
+    printf("f = %f\n", f);
+    int i = x;
+    printf("i = %d float = %f\n", i, float(x));
+    i = int(X(Z(y)));
+    f = float(X(Z(y)));
+    printf("i = %d float = %f\n", i,f);
+}
+// CHECK-LP64: .globl  __ZN1ScviEv
+// CHECK-LP64-NEXT: __ZN1ScviEv:
+// CHECK-LP64: call	__ZN1Ycv1ZEv
+// CHECK-LP64: call	__ZN1Zcv1XEv
+// CHECK-LP64: call	__ZN1XcviEv
+// CHECK-LP64: call	__ZN1XcvfEv
+
+// CHECK-LP32: .globl  __ZN1ScviEv
+// CHECK-LP32-NEXT: __ZN1ScviEv:
+// CHECK-LP32: call	L__ZN1Ycv1ZEv
+// CHECK-LP32: call	L__ZN1Zcv1XEv
+// CHECK-LP32: call	L__ZN1XcviEv
+// CHECK-LP32: call	L__ZN1XcvfEv