1 | // RUN: %clang_cc1 -triple x86_64-linux -std=c++98 %s -O3 -disable-llvm-passes -pedantic-errors -emit-llvm -o - | FileCheck %s |
2 | // RUN: %clang_cc1 -triple x86_64-linux -std=c++11 %s -O3 -disable-llvm-passes -pedantic-errors -emit-llvm -o - | FileCheck %s |
3 | // RUN: %clang_cc1 -triple x86_64-linux -std=c++14 %s -O3 -disable-llvm-passes -pedantic-errors -emit-llvm -o - | FileCheck %s |
4 | // RUN: %clang_cc1 -triple x86_64-linux -std=c++1z %s -O3 -disable-llvm-passes -pedantic-errors -emit-llvm -o - | FileCheck %s |
5 | |
6 | // dr158: yes |
7 | |
8 | // CHECK-LABEL: define {{.*}} @_Z1f |
9 | const int *f(const int * const *p, int **q) { |
10 | // CHECK: load i32**, {{.*}}, !tbaa ![[INTPTR_TBAA:[^,]*]] |
11 | const int *x = *p; |
12 | // CHECK: store i32* null, {{.*}}, !tbaa ![[INTPTR_TBAA]] |
13 | *q = 0; |
14 | return x; |
15 | } |
16 | |
17 | struct A {}; |
18 | |
19 | // CHECK-LABEL: define {{.*}} @_Z1g |
20 | const int *(A::*const *g(const int *(A::* const **p)[3], int *(A::***q)[3]))[3] { |
21 | // CHECK: load i64**, {{.*}}, !tbaa ![[MEMPTR_TBAA:[^,]*]] |
22 | const int *(A::*const *x)[3] = *p; |
23 | // CHECK: store i64* null, {{.*}}, !tbaa ![[MEMPTR_TBAA]] |
24 | *q = 0; |
25 | return x; |
26 | } |
27 | |
28 | |