11b76fbc5b711efc03c1fe924db6756ec1590577aDavid Blaikie// RUN: %clang_cc1 -std=c++11 -S -triple x86_64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s 2b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 3b859d505f99379eebed40367aa09788b93fca443Sebastian Redlnamespace std { 4b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef decltype(sizeof(int)) size_t; 5b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 6b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // libc++'s implementation with __size_ replaced by __end_ 7b859d505f99379eebed40367aa09788b93fca443Sebastian Redl template <class _E> 8b859d505f99379eebed40367aa09788b93fca443Sebastian Redl class initializer_list 9b859d505f99379eebed40367aa09788b93fca443Sebastian Redl { 10b859d505f99379eebed40367aa09788b93fca443Sebastian Redl const _E* __begin_; 11b859d505f99379eebed40367aa09788b93fca443Sebastian Redl const _E* __end_; 12b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 13b859d505f99379eebed40367aa09788b93fca443Sebastian Redl initializer_list(const _E* __b, const _E* __e) 14b859d505f99379eebed40367aa09788b93fca443Sebastian Redl : __begin_(__b), 15b859d505f99379eebed40367aa09788b93fca443Sebastian Redl __end_(__e) 16b859d505f99379eebed40367aa09788b93fca443Sebastian Redl {} 17b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 18b859d505f99379eebed40367aa09788b93fca443Sebastian Redl public: 19b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef _E value_type; 20b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef const _E& reference; 21b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef const _E& const_reference; 22b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef size_t size_type; 23b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 24b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef const _E* iterator; 25b859d505f99379eebed40367aa09788b93fca443Sebastian Redl typedef const _E* const_iterator; 26b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 27b859d505f99379eebed40367aa09788b93fca443Sebastian Redl initializer_list() : __begin_(nullptr), __end_(nullptr) {} 28b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 29b859d505f99379eebed40367aa09788b93fca443Sebastian Redl size_t size() const {return __end_ - __begin_;} 30b859d505f99379eebed40367aa09788b93fca443Sebastian Redl const _E* begin() const {return __begin_;} 31b859d505f99379eebed40367aa09788b93fca443Sebastian Redl const _E* end() const {return __end_;} 32b859d505f99379eebed40367aa09788b93fca443Sebastian Redl }; 33b859d505f99379eebed40367aa09788b93fca443Sebastian Redl} 34b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 350e2c34f92f00628d48968dfea096d36381f494cbStephen Hines// CHECK: @_ZGR15globalInitList1_ = internal constant [3 x i32] [i32 1, i32 2, i32 3] 363ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar// CHECK: @globalInitList1 = global {{[^ ]+}} { i32* getelementptr inbounds ([3 x i32], [3 x i32]* @_ZGR15globalInitList1_, {{[^)]*}}), i32* 3719b1a6eb2c90fab7cefe74bea5b6de490b65ac9dSebastian Redlstd::initializer_list<int> globalInitList1 = {1, 2, 3}; 3819b1a6eb2c90fab7cefe74bea5b6de490b65ac9dSebastian Redl 39b859d505f99379eebed40367aa09788b93fca443Sebastian Redlvoid fn1(int i) { 4093ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin // CHECK-LABEL: define void @_Z3fn1i 41b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // temporary array 42b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK: [[array:%[^ ]+]] = alloca [3 x i32] 433ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar // CHECK: getelementptr inbounds [3 x i32], [3 x i32]* [[array]], i{{32|64}} 0 44b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: store i32 1, i32* 45b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: getelementptr 46b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: store 47b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: getelementptr 48b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: load 49b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: store 50b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // init the list 51b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: getelementptr 523ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar // CHECK-NEXT: getelementptr inbounds [3 x i32], [3 x i32]* 53b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: store i32* 54b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: getelementptr 553ea9e33ea25e0c2b12db56418ba3f994eb662c04Pirama Arumuga Nainar // CHECK-NEXT: getelementptr inbounds [3 x i32], [3 x i32]* [[array]], i{{32|64}} 0, i{{32|64}} 3 56b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK-NEXT: store i32* 57b859d505f99379eebed40367aa09788b93fca443Sebastian Redl std::initializer_list<int> intlist{1, 2, i}; 58b859d505f99379eebed40367aa09788b93fca443Sebastian Redl} 59b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 60b859d505f99379eebed40367aa09788b93fca443Sebastian Redlstruct destroyme1 { 61b859d505f99379eebed40367aa09788b93fca443Sebastian Redl ~destroyme1(); 62b859d505f99379eebed40367aa09788b93fca443Sebastian Redl}; 63b859d505f99379eebed40367aa09788b93fca443Sebastian Redlstruct destroyme2 { 64b859d505f99379eebed40367aa09788b93fca443Sebastian Redl ~destroyme2(); 65b859d505f99379eebed40367aa09788b93fca443Sebastian Redl}; 66b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 67b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 68b859d505f99379eebed40367aa09788b93fca443Sebastian Redlvoid fn2() { 6993ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin // CHECK-LABEL: define void @_Z3fn2v 70b859d505f99379eebed40367aa09788b93fca443Sebastian Redl void target(std::initializer_list<destroyme1>); 71b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // objects should be destroyed before dm2, after call returns 72b859d505f99379eebed40367aa09788b93fca443Sebastian Redl target({ destroyme1(), destroyme1() }); 73b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK: call void @_ZN10destroyme1D1Ev 74b859d505f99379eebed40367aa09788b93fca443Sebastian Redl destroyme2 dm2; 75b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK: call void @_ZN10destroyme2D1Ev 76b859d505f99379eebed40367aa09788b93fca443Sebastian Redl} 77b859d505f99379eebed40367aa09788b93fca443Sebastian Redl 78b859d505f99379eebed40367aa09788b93fca443Sebastian Redlvoid fn3() { 7993ab6bf534fb6c26563c00f28a8fc5581bb71dfdStephen Lin // CHECK-LABEL: define void @_Z3fn3v 80b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // objects should be destroyed after dm2 81b859d505f99379eebed40367aa09788b93fca443Sebastian Redl auto list = { destroyme1(), destroyme1() }; 82b859d505f99379eebed40367aa09788b93fca443Sebastian Redl destroyme2 dm2; 83b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK: call void @_ZN10destroyme2D1Ev 84b859d505f99379eebed40367aa09788b93fca443Sebastian Redl // CHECK: call void @_ZN10destroyme1D1Ev 85b859d505f99379eebed40367aa09788b93fca443Sebastian Redl} 86