| // RUN: %clang_cc1 -triple i686-pc-win32 -disable-llvm-optzns -emit-llvm -o - -O1 %s | FileCheck %s |
| // |
| // Test that TBAA works in the Microsoft C++ ABI. We used to error out while |
| // attempting to mangle RTTI. |
| |
| struct StructA { |
| int a; |
| }; |
| |
| struct StructB : virtual StructA { |
| StructB(); |
| }; |
| |
| StructB::StructB() { |
| a = 42; |
| // CHECK: store i32 42, i32* {{.*}}, !tbaa [[TAG_A_i32:!.*]] |
| } |
| |
| // CHECK: [[TYPE_INT:!.*]] = metadata !{metadata !"int", metadata [[TYPE_CHAR:!.*]], i64 0} |
| // CHECK: [[TYPE_CHAR]] = metadata !{metadata !"omnipotent char", metadata |
| // CHECK: [[TAG_A_i32]] = metadata !{metadata [[TYPE_A:!.*]], metadata [[TYPE_INT]], i64 0} |
| // CHECK: [[TYPE_A]] = metadata !{metadata !"?AUStructA@@", metadata [[TYPE_INT]], i64 0} |