| // RUN: rm -rf %t |
| // RUN: mkdir %t |
| // RUN: split-file %s %t |
| // |
| // RUN: %clang_cc1 -x c++ -std=c++20 -fmodules -fmodules-cache-path=%t -fmodule-map-file=%t/module.modulemap %t/foo.cpp -verify |
| |
| //--- module.modulemap |
| module "foo" { |
| export * |
| header "foo.h" |
| } |
| module "bar" { |
| export * |
| header "bar.h" |
| } |
| |
| //--- foo.h |
| template <class T> |
| concept A = true; |
| |
| //--- bar.h |
| template <class T> |
| concept A = false; |
| |
| //--- foo.cpp |
| #include "bar.h" |
| #include "foo.h" |
| |
| template <class T> void foo() requires A<T> {} // expected-error 1+{{reference to 'A' is ambiguous}} |
| // expected-note@* 1+{{candidate found by name lookup}} |
| |
| int main() { |
| foo<int>(); |
| return 0; |
| } |