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author | Fariborz Jahanian <fjahanian@apple.com> | 2009-10-23 18:08:22 +0000 |
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committer | Fariborz Jahanian <fjahanian@apple.com> | 2009-10-23 18:08:22 +0000 |
commit | 7a1f4cc8d5ce5813d8def23d6ec9783cb2f4450b (patch) | |
tree | fdb027fa23eb71c69ff4281484998b4d43208f69 /test/CodeGenCXX/ptr-to-member-function.cpp | |
parent | eee91c3efbfc6a1509b42f39beb5533a9636fd70 (diff) | |
download | clang-7a1f4cc8d5ce5813d8def23d6ec9783cb2f4450b.tar.gz |
Fixed a code gen bug (by fixing the AST) involving user-defined
pointer-to-member type conversion follwed by a pointer-to-member
standard conversion.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84955 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/ptr-to-member-function.cpp')
-rw-r--r-- | test/CodeGenCXX/ptr-to-member-function.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/test/CodeGenCXX/ptr-to-member-function.cpp b/test/CodeGenCXX/ptr-to-member-function.cpp new file mode 100644 index 0000000000..1e396e9765 --- /dev/null +++ b/test/CodeGenCXX/ptr-to-member-function.cpp @@ -0,0 +1,53 @@ +// 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 +// 13.3.3.2 Ranking implicit conversion sequences + +extern "C" int printf(...); + +struct A { +int Ai; +}; + +struct B : public A { + void bf() { printf("B::bf called\n"); } +}; + +struct C : public B { }; + +// conversion of B::* to C::* is better than conversion of A::* to C::* +typedef void (A::*pmfa)(); +typedef void (B::*pmfb)(); +typedef void (C::*pmfc)(); + +struct X { + operator pmfa(); + operator pmfb() { + return &B::bf; + } +}; + + +void g(pmfc pm) { + C c; + (c.*pm)(); +} + +void test2(X x) +{ + g(x); +} + +int main() +{ + X x; + test2(x); +} + +// CHECK-LP64: call __ZN1XcvM1BFvvEEv +// CHECK-LP64: call __Z1gM1CFvvE + +// CHECK-LP32: call L__ZN1XcvM1BFvvEEv +// CHECK-LP32: call __Z1gM1CFvvE |