forked from OSchip/llvm-project
52 lines
2.2 KiB
C++
52 lines
2.2 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++14
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// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++17
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// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++2a -Wc++17-compat
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namespace inline foo1::foo2::foo3 { // expected-error {{expected identifier or '{'}} expected-error {{use of undeclared identifier 'foo1'}}
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}
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inline namespace foo4::foo5::foo6 { // expected-error {{nested namespace definition cannot be 'inline'}}}
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}
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#if __cplusplus <= 201402L
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// expected-warning@+7 {{nested namespace definition is a C++17 extension; define each namespace separately}}
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// expected-warning@+6 {{inline nested namespace definition is a C++2a extension}}
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#elif __cplusplus <= 201703L
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// expected-warning@+4 {{inline nested namespace definition is a C++2a extension}}
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#else
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// expected-warning@+2 {{inline nested namespace definition is incompatible with C++ standards before C++2a}}
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#endif
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namespace valid1::valid2::inline valid3::inline valid4::valid5 {}
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// expected-note@-1 2 {{previous definition is here}}
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#if __cplusplus <= 201402L
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// expected-warning@+3 {{nested namespace definition is a C++17 extension; define each namespace separately}}
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#endif
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//expected-warning@+1 2 {{inline namespace reopened as a non-inline namespace}}
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namespace valid1::valid2::valid3::valid4::valid5 {}
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#if __cplusplus <= 201402L
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// expected-warning@+7 {{nested namespace definition is a C++17 extension; define each namespace separately}}
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// expected-warning@+6 {{inline nested namespace definition is a C++2a extension}}
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#elif __cplusplus <= 201703L
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// expected-warning@+4 {{inline nested namespace definition is a C++2a extension}}
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#else
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// expected-warning@+2 {{inline nested namespace definition is incompatible with C++ standards before C++2a}}
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#endif
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namespace valid1::valid2::inline valid3::inline valid4::valid5 {}
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// expected-note@-1 2 {{previous definition is here}}
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namespace valid1 {
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namespace valid2 {
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//expected-warning@+1 {{inline namespace reopened as a non-inline namespace}}
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namespace valid3 {
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//expected-warning@+1 {{inline namespace reopened as a non-inline namespace}}
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namespace valid4 {
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namespace valid5 {
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}
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} // namespace valid4
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} // namespace valid3
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} // namespace valid2
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} // namespace valid1
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