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1// RUN: rm -rf %t2// RUN: split-file %s %t3// RUN: cd %t4//5// RUN: %clang_cc1 -std=c++20 %t/A-B.cppm -I%t -emit-module-interface -o %t/A-B.pcm6// RUN: %clang_cc1 -std=c++20 %t/A-C.cppm -I%t -emit-module-interface -o %t/A-C.pcm7// RUN: %clang_cc1 -std=c++20 %t/A.cppm -emit-module-interface -fprebuilt-module-path=%t -o %t/A.pcm8// RUN: %clang_cc1 -std=c++20 -fprebuilt-module-path=%t %t/Use.cpp -verify -fsyntax-only9 10// Test again with reduced BMI.11//12// RUN: %clang_cc1 -std=c++20 %t/A-B.cppm -I%t -emit-reduced-module-interface -o %t/A-B.pcm13// RUN: %clang_cc1 -std=c++20 %t/A-C.cppm -I%t -emit-reduced-module-interface -o %t/A-C.pcm14// RUN: %clang_cc1 -std=c++20 %t/A.cppm -emit-reduced-module-interface -fprebuilt-module-path=%t -o %t/A.pcm15// RUN: %clang_cc1 -std=c++20 -fprebuilt-module-path=%t %t/Use.cpp -verify -fsyntax-only16 17 18//--- foo.h19template <typename U, typename T>20class pair {};21 22template <typename U>23class allocator {};24 25template <typename T>26class my_traits {};27 28template <class _Key, class _Tp,29 class _Alloc = allocator<pair<const _Key, _Tp> > >30class unordered_map31{32public:33 unordered_map() {}34};35 36template<bool, class = void> struct my_enable_if {};37template<class T> struct my_enable_if<true, T> { using type = T; };38template<bool B, class T = void> using my_enable_if_t = typename my_enable_if<B, T>::type;39 40template<class _InputIterator,41 class _Allocator = allocator<my_traits<_InputIterator>>,42 class = my_enable_if_t<_InputIterator::value>>43unordered_map(_InputIterator, _InputIterator, _Allocator = _Allocator())44 -> unordered_map<my_traits<_InputIterator>, my_traits<_InputIterator>, _Allocator>;45 46template <class _CharT,47 class _Traits = my_traits<_CharT>,48 class _Allocator = allocator<_CharT> >49 class basic_string;50typedef basic_string<char, my_traits<char>, allocator<char> > string;51 52template<class _CharT, class _Traits, class _Allocator>53class basic_string54{55public:56 basic_string();57 58 template<class _InputIterator, class = my_enable_if_t<_InputIterator::value> > 59 basic_string(_InputIterator __first, _InputIterator __last, const _Allocator& __a);60 61 void resize(unsigned __n, _CharT __c);62};63 64extern template void basic_string<char>::resize(unsigned, char);65 66//--- A-B.cppm67module;68#include "foo.h"69export module A:B;70export using ::string;71 72//--- A-C.cppm73module;74#include "foo.h"75export module A:C;76 77//--- A.cppm78export module A;79export import :B;80export import :C;81 82//--- Use.cpp83import A;84string s;85::unordered_map<int, int> mime_map; // expected-error {{missing '#include'; 'unordered_map' must be declared before it is used}}86 // expected-note@* {{declaration here is not visible}}87