165 lines
5.9 KiB
C++
165 lines
5.9 KiB
C++
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// RUN: %clang_cc1 -fsyntax-only -Wmismatched-tags -verify %s
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// RUN: not %clang_cc1 -fsyntax-only -Wmismatched-tags %s 2>&1 | FileCheck %s
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class X; // expected-note 2{{here}}
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typedef struct X * X_t; // expected-warning{{previously declared}}
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union X { int x; float y; }; // expected-error{{use of 'X' with tag type that does not match previous declaration}}
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template<typename T> struct Y; // expected-note{{did you mean class here?}}
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template<class U> class Y { }; // expected-warning{{previously declared}}
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class A;
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class A; // expected-note{{previous use is here}}
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struct A; // expected-warning{{struct 'A' was previously declared as a class}}
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class B; // expected-note{{did you mean struct here?}}
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class B; // expected-note{{previous use is here}}\
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// expected-note{{did you mean struct here?}}
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struct B; // expected-warning{{struct 'B' was previously declared as a class}}
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struct B {}; // expected-warning{{'B' defined as a struct here but previously declared as a class}}
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class C; // expected-note{{previous use is here}}
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struct C; // expected-warning{{struct 'C' was previously declared as a class}}\
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// expected-note{{previous use is here}}\
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// expected-note{{did you mean class here?}}
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class C; // expected-warning{{class 'C' was previously declared as a struct}}\
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// expected-note{{previous use is here}}
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struct C; // expected-warning{{struct 'C' was previously declared as a class}}\
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// expected-note{{did you mean class here?}}
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class C {}; // expected-warning{{'C' defined as a class here but previously declared as a struct}}
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struct D {}; // expected-note{{previous definition is here}}\
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// expected-note{{previous use is here}}
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class D {}; // expected-error{{redefinition of 'D'}}
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struct D;
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class D; // expected-warning{{class 'D' was previously declared as a struct}}\
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// expected-note{{did you mean struct here?}}
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class E;
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class E;
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class E {};
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class E;
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struct F;
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struct F;
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struct F {};
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struct F;
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template<class U> class G; // expected-note{{previous use is here}}\
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// expected-note{{did you mean struct here?}}
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template<class U> struct G; // expected-warning{{struct template 'G' was previously declared as a class template}}
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template<class U> struct G {}; // expected-warning{{'G' defined as a struct template here but previously declared as a class template}}
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/*
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*** 'X' messages ***
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CHECK: warning: struct 'X' was previously declared as a class
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CHECK: {{^}}typedef struct X * X_t;
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CHECK: {{^}} ^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class X;
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CHECK: {{^}} ^{{$}}
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CHECK: error: use of 'X' with tag type that does not match previous declaration
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CHECK: {{^}}union X { int x; float y; };
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CHECK: {{^}}^~~~~{{$}}
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CHECK: {{^}}class{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class X;
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CHECK: {{^}} ^{{$}}
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*** 'Y' messages ***
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CHECK: warning: 'Y' defined as a class template here but
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previously declared as a struct template
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CHECK: {{^}}template<class U> class Y { };
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CHECK: {{^}} ^{{$}}
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CHECK: note: did you mean class here?
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CHECK: {{^}}template<typename T> struct Y;
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CHECK: {{^}} ^~~~~~{{$}}
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CHECK: {{^}} class{{$}}
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*** 'A' messages ***
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CHECK: warning: struct 'A' was previously declared as a class
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CHECK: {{^}}struct A;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class A;
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CHECK: {{^}} ^{{$}}
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*** 'B' messages ***
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CHECK: warning: struct 'B' was previously declared as a class
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CHECK: {{^}}struct B;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class B;
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CHECK: {{^}} ^{{$}}
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CHECK: 'B' defined as a struct here but previously declared as a class
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CHECK: {{^}}struct B {};
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CHECK: {{^}}^{{$}}
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CHECK: note: did you mean struct here?
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CHECK: {{^}}class B;
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CHECK: {{^}}^~~~~{{$}}
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CHECK: {{^}}struct{{$}}
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CHECK: note: did you mean struct here?
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CHECK: {{^}}class B;
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CHECK: {{^}}^~~~~{{$}}
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CHECK: {{^}}struct{{$}}
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*** 'C' messages ***
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CHECK: warning: struct 'C' was previously declared as a class
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CHECK: {{^}}struct C;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class C;
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CHECK: {{^}} ^{{$}}
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CHECK: warning: class 'C' was previously declared as a struct
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CHECK: {{^}}class C;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}struct C;
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CHECK: {{^}} ^{{$}}
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CHECK: warning: struct 'C' was previously declared as a class
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CHECK: {{^}}struct C;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}class C;
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CHECK: {{^}} ^{{$}}
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CHECK: warning: 'C' defined as a class here but previously declared as a struct
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CHECK: {{^}}class C {};
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CHECK: {{^}}^{{$}}
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CHECK: note: did you mean class here?
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CHECK: {{^}}struct C;
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CHECK: {{^}}^~~~~~{{$}}
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CHECK: {{^}}class{{$}}
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CHECK: note: did you mean class here?
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CHECK: {{^}}struct C;
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CHECK: {{^}}^~~~~~{{$}}
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CHECK: {{^}}class{{$}}
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*** 'D' messages ***
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CHECK: error: redefinition of 'D'
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CHECK: {{^}}class D {};
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CHECK: {{^}} ^{{$}}
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CHECK: note: previous definition is here
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CHECK: {{^}}struct D {};
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CHECK: {{^}} ^{{$}}
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CHECK: warning: class 'D' was previously declared as a struct
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CHECK: {{^}}class D;
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CHECK: {{^}}^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}struct D {};
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CHECK: {{^}} ^{{$}}
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CHECK: note: did you mean struct here?
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CHECK: {{^}}class D;
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CHECK: {{^}}^~~~~{{$}}
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CHECK: {{^}}struct{{$}}
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*** 'E' messages ***
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*** 'F' messages ***
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*** 'G' messages ***
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CHECK: warning: struct template 'G' was previously declared as a class template
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CHECK: {{^}}template<class U> struct G;
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CHECK: {{^}} ^{{$}}
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CHECK: note: previous use is here
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CHECK: {{^}}template<class U> class G;
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CHECK: {{^}} ^{{$}}
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CHECK: warning: 'G' defined as a struct template here but previously declared as a class template
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CHECK: {{^}}template<class U> struct G {};
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CHECK: {{^}} ^{{$}}
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CHECK: note: did you mean struct here?
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CHECK: {{^}}template<class U> class G;
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CHECK: {{^}} ^~~~~
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CHECK: {{^}} struct
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*/
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