| // RUN: %clang_cc1 -emit-llvm %s -o - -triple i686-pc-linux-gnu | FileCheck %s |
| |
| struct A { int a; virtual int aa(); }; |
| struct B { int b; virtual int bb(); }; |
| struct C : virtual A, virtual B { int c; virtual int aa(); virtual int bb(); }; |
| struct AA { int a; virtual int aa(); }; |
| struct BB { int b; virtual int bb(); }; |
| struct CC : AA, BB { virtual int aa(); virtual int bb(); virtual int cc(); }; |
| struct D : virtual C, virtual CC { int e; }; |
| |
| D* x; |
| |
| A* a() { return x; } |
| // CHECK: @_Z1av() [[NUW:#[0-9]+]] |
| // CHECK: [[VBASEOFFSETPTRA:%[a-zA-Z0-9\.]+]] = getelementptr i8* {{.*}}, i64 -16 |
| // CHECK: [[CASTVBASEOFFSETPTRA:%[a-zA-Z0-9\.]+]] = bitcast i8* [[VBASEOFFSETPTRA]] to i32* |
| // CHECK: load i32* [[CASTVBASEOFFSETPTRA]] |
| // CHECK: } |
| |
| B* b() { return x; } |
| // CHECK: @_Z1bv() [[NUW]] |
| // CHECK: [[VBASEOFFSETPTRA:%[a-zA-Z0-9\.]+]] = getelementptr i8* {{.*}}, i64 -20 |
| // CHECK: [[CASTVBASEOFFSETPTRA:%[a-zA-Z0-9\.]+]] = bitcast i8* [[VBASEOFFSETPTRA]] to i32* |
| // CHECK: load i32* [[CASTVBASEOFFSETPTRA]] |
| // CHECK: } |
| |
| BB* c() { return x; } |
| // CHECK: @_Z1cv() [[NUW]] |
| // CHECK: [[VBASEOFFSETPTRC:%[a-zA-Z0-9\.]+]] = getelementptr i8* {{.*}}, i64 -24 |
| // CHECK: [[CASTVBASEOFFSETPTRC:%[a-zA-Z0-9\.]+]] = bitcast i8* [[VBASEOFFSETPTRC]] to i32* |
| // CHECK: [[VBASEOFFSETC:%[a-zA-Z0-9\.]+]] = load i32* [[CASTVBASEOFFSETPTRC]] |
| // CHECK: add i32 [[VBASEOFFSETC]], 8 |
| // CHECK: } |
| |
| // CHECK: attributes [[NUW]] = { nounwind{{.*}} } |