diff options
author | Anders Carlsson <andersca@mac.com> | 2010-05-21 21:45:41 +0000 |
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committer | Anders Carlsson <andersca@mac.com> | 2010-05-21 21:45:41 +0000 |
commit | db9b12e32c988e4a6ac49404fd2513d0b05bba32 (patch) | |
tree | cc2131a5bd099fd8cab1e2895d1b0f6f6ae1f48e /test/CodeGenCXX/pointers-to-data-members.cpp | |
parent | b212d9a8e10308cde5b7a1ce07bd59d8df14fa06 (diff) |
Rename CodeGenFunction::EmitMemSetToZero to EmitNullInitialization. Handle setting null data member pointers correctly. Fixes PR7139.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@104387 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/pointers-to-data-members.cpp')
-rw-r--r-- | test/CodeGenCXX/pointers-to-data-members.cpp | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/test/CodeGenCXX/pointers-to-data-members.cpp b/test/CodeGenCXX/pointers-to-data-members.cpp index cab06dbd3d..ac238fb8fc 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 { }; @@ -118,3 +118,30 @@ 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; +} + +} |