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Some member pointer casting tests. 

llvm-svn: 89989
This commit is contained in:
Eli Friedman 2009-11-27 04:56:40 +00:00
parent 7eb0ccaa58
commit 2adc9abd51
2 changed files with 26 additions and 0 deletions
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5
clang/test/CodeGenCXX/member-function-pointers.cpp
View File

@ -34,6 +34,11 @@ void f() {
// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = add i64 {{.*}}, 16
// CHECK: store i64 [[ADJ]], i64* getelementptr inbounds (%0* @pc, i32 0, i32 1)
pc = pa;
// CHECK: store i64 {{.*}}, i64* getelementptr inbounds (%0* @pa, i32 0, i32 0)
// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = sub i64 {{.*}}, 16
// CHECK: store i64 [[ADJ]], i64* getelementptr inbounds (%0* @pa, i32 0, i32 1)
pa = static_cast<void (A::*)()>(pc);
}
void f2() {

21
clang/test/CodeGenCXX/member-pointer-cast.cpp Normal file
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@ -0,0 +1,21 @@
// RUN: clang-cc %s -emit-llvm -o - -triple=x86_64-apple-darwin9 | FileCheck %s
struct A { int a; };
struct B { int b; };
struct C : B, A { };
int A::*pa;
int C::*pc;
void f() {
// CHECK: store i64 -1, i64* @pa
pa = 0;
// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = add i64 {{.*}}, 4
// CHECK: store i64 [[ADJ]], i64* @pc
pc = pa;
// CHECK: [[ADJ:%[a-zA-Z0-9\.]+]] = sub i64 {{.*}}, 4
// CHECK: store i64 [[ADJ]], i64* @pa
pa = static_cast<int A::*>(pc);
}