forked from OSchip/llvm-project
42 lines
2.2 KiB
C++
42 lines
2.2 KiB
C++
// RUN: %check_clang_tidy %s misc-lambda-function-name %t
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void Foo(const char* a, const char* b, int c) {}
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#define FUNC_MACRO Foo(__func__, "", 0)
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#define FUNCTION_MACRO Foo(__FUNCTION__, "", 0)
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#define EMBED_IN_ANOTHER_MACRO1 FUNC_MACRO
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void Positives() {
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[] { __func__; }();
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: inside a lambda, '__func__' expands to the name of the function call operator; consider capturing the name of the enclosing function explicitly [misc-lambda-function-name]
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[] { __FUNCTION__; }();
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: inside a lambda, '__FUNCTION__' expands to the name of the function call operator; consider capturing the name of the enclosing function explicitly [misc-lambda-function-name]
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[] { FUNC_MACRO; }();
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: inside a lambda, '__func__' expands to the name of the function call operator; consider capturing the name of the enclosing function explicitly [misc-lambda-function-name]
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[] { FUNCTION_MACRO; }();
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: inside a lambda, '__FUNCTION__' expands to the name of the function call operator; consider capturing the name of the enclosing function explicitly [misc-lambda-function-name]
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[] { EMBED_IN_ANOTHER_MACRO1; }();
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// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: inside a lambda, '__func__' expands to the name of the function call operator; consider capturing the name of the enclosing function explicitly [misc-lambda-function-name]
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}
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#define FUNC_MACRO_WITH_FILE_AND_LINE Foo(__func__, __FILE__, __LINE__)
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#define FUNCTION_MACRO_WITH_FILE_AND_LINE Foo(__FUNCTION__, __FILE__, __LINE__)
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#define EMBED_IN_ANOTHER_MACRO2 FUNC_MACRO_WITH_FILE_AND_LINE
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void Negatives() {
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__func__;
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__FUNCTION__;
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// __PRETTY_FUNCTION__ should not trigger a warning because its value is
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// actually potentially useful.
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__PRETTY_FUNCTION__;
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[] { __PRETTY_FUNCTION__; }();
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// Don't warn if __func__/__FUNCTION is used inside a macro that also uses
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// __FILE__ and __LINE__, on the assumption that __FILE__ and __LINE__ will
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// be useful even if __func__/__FUNCTION__ is not.
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[] { FUNC_MACRO_WITH_FILE_AND_LINE; }();
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[] { FUNCTION_MACRO_WITH_FILE_AND_LINE; }();
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[] { EMBED_IN_ANOTHER_MACRO2; }();
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}
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