| ; RUN: opt -debugify -memcpyopt -check-debugify -S < %s 2>&1 | FileCheck %s |
| |
| ; CHECK: CheckModuleDebugify: PASS |
| |
| ; CHECK-LABEL: define {{.*}} @_Z3bar3Foo |
| ; CHECK: [[target:%.*]] = load i8*, i8** bitcast (%struct.Foo** @a to i8**), align 8, !dbg |
| ; CHECK: %tmpcast = bitcast i8* [[target]] to %struct.Foo*, !dbg |
| |
| %struct.Foo = type { i64, i64, i64 } |
| |
| @a = dso_local global %struct.Foo* null, align 8 |
| |
| define dso_local void @_Z3bar3Foo(%struct.Foo* byval(%struct.Foo) align 8 %0) { |
| entry: |
| %agg.tmp = alloca %struct.Foo, align 8 |
| %1 = load i8*, i8** bitcast (%struct.Foo** @a to i8**), align 8 |
| %2 = bitcast %struct.Foo* %agg.tmp to i8* |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* nonnull align 8 dereferenceable(24) %2, i8* nonnull align 8 dereferenceable(24) %1, i64 24, i1 false) |
| call void @_Z3bar3Foo(%struct.Foo* nonnull byval(%struct.Foo) align 8 %agg.tmp) |
| ret void |
| } |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg) #0 |
