clang/test/CodeGenCXX/mangle-lambdas-cxx14.cpp

   1 // RUN: %clang_cc1 -std=c++14 -triple x86_64-apple-macosx10.7.0 -emit-llvm -o - %s -w | FileCheck %s
   2
   3 template<typename T = int>
   4 auto ft1() {
   5   return [](int p = [] { return 0; } ()) { return p; };
   6 }
   7 void test_ft1() {
   8   // CHECK: call noundef i32 @_ZZZ3ft1IiEDavENKUliE_clEiEd_NKUlvE_clEv
   9   // CHECK: call noundef i32 @_ZZ3ft1IiEDavENKUliE_clEi
  10   ft1<>()();
  11 }
  12 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZZ3ft1IiEDavENKUliE_clEi
  13 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZZZ3ft1IiEDavENKUliE_clEiEd_NKUlvE_clEv
  14
  15 template <typename T>
  16 auto ft2() {
  17   struct S {
  18     T operator()(T p = []{ return 0; }()) const { return p; }
  19   };
  20   return S{};
  21 }
  22 void test_ft2() {
  23   // CHECK: call noundef i32 @_ZZZ3ft2IiEDavENK1SclEiEd_NKUlvE_clEv
  24   // CHECK: call noundef i32 @_ZZ3ft2IiEDavENK1SclEi
  25   ft2<int>()();
  26 }
  27 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZZ3ft2IiEDavENK1SclEi
  28 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZZZ3ft2IiEDavENK1SclEiEd_NKUlvE_clEv
  29
  30 template <typename>
  31 auto vt1 = [](int p = [] { return 0; } ()) { return p; };
  32 void test_vt1() {
  33   // CHECK: call noundef i32 @_ZZNK3vt1IiEMUliE_clEiEd_NKUlvE_clEv
  34   // CHECK: call noundef i32 @_ZNK3vt1IiEMUliE_clEi
  35   vt1<int>();
  36 }
  37 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZNK3vt1IiEMUliE_clEi
  38 // CHECK-LABEL: define linkonce_odr noundef i32 @_ZZNK3vt1IiEMUliE_clEiEd_NKUlvE_clEv