| // RUN: %clang_cc1 -emit-llvm -o - -O1 %s | FileCheck %s |
| // |
| // Check that we generate !tbaa.struct metadata for struct copies. |
| struct A { |
| short s; |
| int i; |
| char c; |
| int j; |
| }; |
| |
| void copy(struct A *a, struct A *b) { |
| *a = *b; |
| } |
| |
| // CHECK: target datalayout = "{{.*}}p:[[P:64|32]] |
| // CHECK: call void @llvm.memcpy.p0i8.p0i8.i[[P]](i8* %{{.*}}, i8* %{{.*}}, i[[P]] 16, i32 4, i1 false), !tbaa.struct [[TS:!.*]] |
| // CHECK: [[TS]] = metadata !{i64 0, i64 2, metadata !{{.*}}, i64 4, i64 4, metadata !{{.*}}, i64 8, i64 1, metadata !{{.*}}, i64 12, i64 4, metadata !{{.*}}} |