73 lines · cpp
1// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-linux-gnu | FileCheck %s --check-prefixes=CHECK,LIN642// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-linux-gnu -DCC="__attribute__((vectorcall))" | FileCheck %s --check-prefixes=CHECK,VECCALL3// RUN: %clang_cc1 -emit-llvm %s -o - -fms-compatibility -triple=i386-windows-pc -DWIN32 | FileCheck %s --check-prefixes=WIN324 5#ifndef CC6#define CC7#endif8 9void usage() {10 auto lambda = [](int i, float f, double d) CC { return i + f + d; };11 12 double (*CC fp)(int, float, double) = lambda;13#ifdef WIN3214 double (*__attribute__((thiscall)) fp2)(int, float, double) = lambda;15 double (*__attribute__((stdcall)) fp3)(int, float, double) = lambda;16 double (*__attribute__((fastcall)) fp4)(int, float, double) = lambda;17 double (*__attribute__((vectorcall)) fp5)(int, float, double) = lambda;18#endif // WIN3219 fp(0, 1.1, 2.2);20#ifdef WIN3221 fp2(0, 1.1, 2.2);22 fp3(0, 1.1, 2.2);23 fp4(0, 1.1, 2.2);24 fp5(0, 1.1, 2.2);25#endif // WIN3226 27 auto x = +lambda;28}29 30// void usage function, calls conversion operator.31// LIN64: define{{.*}} void @_Z5usagev()32// VECCALL: define{{.*}} void @_Z5usagev()33// WIN32: define dso_local void @"?usage@@YAXXZ"()34// CHECK: call noundef ptr @"_ZZ5usagevENK3$_0cvPFdifdEEv"35// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6A?A?<auto>@@HMN@ZXZ"36// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6E?A?<auto>@@HMN@ZXZ"37// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6G?A?<auto>@@HMN@ZXZ"38// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6I?A?<auto>@@HMN@ZXZ"39// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6Q?A?<auto>@@HMN@ZXZ"40// Operator+ calls 'default' calling convention.41// CHECK: call noundef ptr @"_ZZ5usagevENK3$_0cvPFdifdEEv"42// WIN32: call x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6A?A?<auto>@@HMN@ZXZ"43//44// Conversion operator, returns __invoke.45// CHECK: define internal noundef ptr @"_ZZ5usagevENK3$_0cvPFdifdEEv"46// CHECK: ret ptr @"_ZZ5usagevEN3$_08__invokeEifd"47// WIN32: define internal x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6A?A?<auto>@@HMN@ZXZ"48// WIN32: ret ptr @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CA?A?<auto>@@HMN@Z"49// WIN32: define internal x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6E?A?<auto>@@HMN@ZXZ"50// WIN32: ret ptr @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CE?A?<auto>@@HMN@Z"51// WIN32: define internal x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6G?A?<auto>@@HMN@ZXZ"52// WIN32: ret ptr @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CG?A?<auto>@@HMN@Z"53// WIN32: define internal x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6I?A?<auto>@@HMN@ZXZ"54// WIN32: ret ptr @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CI?A?<auto>@@HMN@Z"55// WIN32: define internal x86_thiscallcc noundef ptr @"??B<lambda_0>@?0??usage@@YAXXZ@QBEP6Q?A?<auto>@@HMN@ZXZ"56// WIN32: ret ptr @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CQ?A?<auto>@@HMN@Z"57//58// __invoke function, calls operator(). Win32 should call both.59// LIN64: define internal noundef double @"_ZZ5usagevEN3$_08__invokeEifd"60// LIN64: call noundef double @"_ZZ5usagevENK3$_0clEifd"61// VECCALL: define internal x86_vectorcallcc noundef double @"_ZZ5usagevEN3$_08__invokeEifd"62// VECCALL: call x86_vectorcallcc noundef double @"_ZZ5usagevENK3$_0clEifd"63// WIN32: define internal noundef double @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CA?A?<auto>@@HMN@Z"64// WIN32: call x86_thiscallcc noundef double @"??R<lambda_0>@?0??usage@@YAXXZ@QBE?A?<auto>@@HMN@Z"65// WIN32: define internal x86_thiscallcc noundef double @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CE?A?<auto>@@HMN@Z"66// WIN32: call x86_thiscallcc noundef double @"??R<lambda_0>@?0??usage@@YAXXZ@QBE?A?<auto>@@HMN@Z"67// WIN32: define internal x86_stdcallcc noundef double @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CG?A?<auto>@@HMN@Z"68// WIN32: call x86_thiscallcc noundef double @"??R<lambda_0>@?0??usage@@YAXXZ@QBE?A?<auto>@@HMN@Z"69// WIN32: define internal x86_fastcallcc noundef double @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CI?A?<auto>@@HMN@Z"70// WIN32: call x86_thiscallcc noundef double @"??R<lambda_0>@?0??usage@@YAXXZ@QBE?A?<auto>@@HMN@Z"71// WIN32: define internal x86_vectorcallcc noundef double @"?__invoke@<lambda_0>@?0??usage@@YAXXZ@CQ?A?<auto>@@HMN@Z"72// WIN32: call x86_thiscallcc noundef double @"??R<lambda_0>@?0??usage@@YAXXZ@QBE?A?<auto>@@HMN@Z"73