33 lines · cpp
1// Tests that we wouldn't generate an allocation call in global scope with (std::size_t, p0, ..., pn)2// RUN: %clang_cc1 %s -std=c++20 -triple x86_64 -emit-llvm -disable-llvm-passes %s -o - | FileCheck %s3// RUN: %clang_cc1 %s -std=c++26 -triple x86_64 -emit-llvm -disable-llvm-passes %s -o - | FileCheck %s4 5#include "Inputs/coroutine.h"6 7namespace std {8typedef decltype(sizeof(int)) size_t;9}10 11struct Allocator {};12 13struct resumable {14 struct promise_type {15 16 resumable get_return_object() { return {}; }17 auto initial_suspend() { return std::suspend_always(); }18 auto final_suspend() noexcept { return std::suspend_always(); }19 void unhandled_exception() {}20 void return_void(){};21 };22};23 24void *operator new(std::size_t, void *);25 26resumable f1(void *) {27 co_return;28}29 30// CHECK: coro.alloc:31// CHECK-NEXT: [[SIZE:%.+]] = call [[BITWIDTH:.+]] @llvm.coro.size.[[BITWIDTH]]()32// CHECK-NEXT: call {{.*}} ptr @_Znwm([[BITWIDTH]] noundef [[SIZE]])33