41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
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// RUN: rm -rf %t
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// RUN: mkdir %t
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// RUN: split-file %s %t
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//
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// RUN: %clang_cc1 -x c++ -std=c++20 -fmodules -fmodule-name=foo %t/foo.map -emit-module -o %t/foo.pcm
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// RUN: %clang_cc1 -x c++ -std=c++20 -fmodules -fmodules-cache-path=%t \
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// RUN: -fmodule-file=%t/foo.pcm %t/use.cpp -verify -fsyntax-only
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//--- foo.map
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module "foo" {
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export *
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header "foo.h"
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}
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//--- foo.h
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template<class T1, int V = 0>
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class A;
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template <typename T>
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class templ_params {};
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template<class T1, template <typename> typename T2 = templ_params>
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class B;
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template<class T1, class T2 = int>
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class C;
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//--- use.cpp
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#include "foo.h"
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template<class T1, int V = 1> // expected-error {{template parameter default argument is inconsistent with previous definition}}
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class A; // expected-note@foo.h:1 {{previous default template argument defined in module foo}}
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template <typename T>
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class templ_params2 {};
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template<class T1, template <typename> typename T2 = templ_params2> // expected-error {{template parameter default argument is inconsistent with previous definition}}
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class B; // expected-note@foo.h:7 {{previous default template argument defined in module foo}}
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template<class T1, class T2 = double> // expected-error {{template parameter default argument is inconsistent with previous definition}}
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class C; // expected-note@foo.h:10 {{previous default template argument defined in module foo}}
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