llvm-project/clang/test/Modules/using-decl-redecl.cpp

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C++

// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -fmodules-cache-path=%t \
// RUN: -fmodule-map-file=%S/Inputs/using-decl-redecl/module.modulemap \
// RUN: -I%S/Inputs/using-decl-redecl \
// RUN: -Wno-modules-ambiguous-internal-linkage \
// RUN: -verify %s
#include "d.h"
const int n = 0;
namespace M { using ::n; }
#include "c.h"
N::clstring y = b;
// Use a typo to trigger import of all declarations in N.
N::clstrinh s; // expected-error {{did you mean 'clstring'}}
// expected-note@a.h:3 {{here}}
namespace M { using N::n; }