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1// RUN: %clang_cc1 -std=c++20 %s -triple %itanium_abi_triple -emit-llvm -o - | FileCheck %s2 3module;4# 5 __FILE__ 15class Pooh;6class Piglet;7# 8 "" 28 9# 8 "" 1 310export module std; // might happen, you can't say it won't!11# 9 "" 2 312 13namespace std {14export template<typename T> class allocator {15// just for testing, not real!16void M (T *);17template <typename U> U *N (T *);18};19 20template<typename T> void allocator<T>::M (T *) {}21template<typename T> template<typename U> U *allocator<T>::N (T *) {22return nullptr;23}24 25// CHECK-DAG: void @_ZNStW3std9allocatorIiE1MEPi(26template void allocator<int>::M (int *);27// CHECK-DAG: @_ZNStW3std9allocatorIiE1NIfEEPT_Pi(28template float *allocator<int>::N<float> (int *);29}30 31// CHECK-DAG: @_ZNStW3std9allocatorI4PoohE1MEPS1_(32template void std::allocator<Pooh>::M (Pooh *);33// CHECK-DAG: @_ZNStW3std9allocatorI4PoohE1NI6PigletEEPT_PS1_(34template Piglet *std::allocator<Pooh>::N<Piglet> (Pooh *);35