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-rw-r--r--test/CodeGenCXX/pointers-to-data-members.cpp68
1 files changed, 67 insertions, 1 deletions
diff --git a/test/CodeGenCXX/pointers-to-data-members.cpp b/test/CodeGenCXX/pointers-to-data-members.cpp
index d96eb03..affe1f7 100644
--- a/test/CodeGenCXX/pointers-to-data-members.cpp
+++ b/test/CodeGenCXX/pointers-to-data-members.cpp
@@ -1,5 +1,5 @@
// RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-apple-darwin10 | FileCheck %s
-
+// RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-apple-darwin10 -O3 | FileCheck --check-prefix=CHECK-O3 %s
struct A { int a; int b; };
struct B { int b; };
struct C : B, A { };
@@ -35,6 +35,21 @@ namespace ZeroInit {
int A::*pa;
} s;
} ss;
+
+ struct A {
+ int A::*a;
+ int b;
+ };
+
+ struct B {
+ A a[10];
+ char c;
+ int B::*b;
+ };
+
+ struct C : A, B { int j; };
+ // CHECK: @_ZN8ZeroInit1cE = global %"struct.ZeroInit::C" { [16 x i8] c"\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00", [176 x i8] c"\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\FF\FF\FF\FF\FF\FF\FF\FF", i32 0, [4 x i8] zeroinitializer }
+ C c;
}
// PR5674
@@ -85,3 +100,54 @@ namespace Comparisons {
if (0 == a) { }
}
}
+
+namespace ValueInit {
+
+struct A {
+ int A::*a;
+
+ char c;
+
+ A();
+};
+
+// CHECK: define void @_ZN9ValueInit1AC2Ev
+// CHECK: store i64 -1, i64*
+// CHECK: ret void
+A::A() : a() {}
+
+}
+
+namespace PR7139 {
+
+struct pair {
+ int first;
+ int second;
+};
+
+typedef int pair::*ptr_to_member_type;
+
+struct ptr_to_member_struct {
+ ptr_to_member_type data;
+ int i;
+};
+
+struct A {
+ ptr_to_member_struct a;
+
+ A() : a() {}
+};
+
+// CHECK-O3: define zeroext i1 @_ZN6PR71395checkEv() nounwind readnone
+bool check() {
+ // CHECK-O3: ret i1 true
+ return A().a.data == 0;
+}
+
+// CHECK-O3: define zeroext i1 @_ZN6PR71396check2Ev() nounwind readnone
+bool check2() {
+ // CHECK-O3: ret i1 true
+ return ptr_to_member_type() == 0;
+}
+
+}
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