23 lines · cpp
1// RUN: %clang_cc1 -std=c++26 -triple x86_64-linux-gnu -emit-llvm -o - %s | FileCheck %s2 3typedef __SIZE_TYPE__ size_t;4 5struct S trivially_relocatable_if_eligible {6 S(const S&);7 ~S();8 int a;9 int b;10};11 12// CHECK: @_Z4testP1SS0_13void test(S* source, S* dest, size_t count) {14 // CHECK: call void @llvm.memmove.p0.p0.i64({{.*}}, i64 815 // CHECK-NOT: __builtin16 __builtin_trivially_relocate(dest, source, 1);17 // CHECK: [[A:%.*]] = load i64, ptr %count.addr18 // CHECK: [[M:%.*]] = mul i64 [[A]], 819 // CHECK: call void @llvm.memmove.p0.p0.i64({{.*}}, i64 [[M]]20 __builtin_trivially_relocate(dest, source, count);21 // CHECK: ret22};23