forked from OSchip/llvm-project
38 lines
1.6 KiB
C++
38 lines
1.6 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s
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// RUN: %clang_cc1 -fsyntax-only -pedantic -verify -std=c++98 %s
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// RUN: %clang_cc1 -fsyntax-only -pedantic -verify -std=c++11 %s
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struct ValueInt
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{
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ValueInt(int v = 0) : ValueLength(v) {}
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operator int () const { return ValueLength; } // expected-note 3{{conversion to integral type 'int' declared here}}
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private:
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int ValueLength;
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};
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enum E { e };
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struct ValueEnum {
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operator E() const; // expected-note{{conversion to enumeration type 'E' declared here}}
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};
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struct ValueBoth : ValueInt, ValueEnum { };
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struct IndirectValueInt : ValueInt { };
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struct TwoValueInts : ValueInt, IndirectValueInt { }; // expected-warning{{direct base 'ValueInt' is inaccessible due to ambiguity:\n struct TwoValueInts -> struct ValueInt\n struct TwoValueInts -> struct IndirectValueInt -> struct ValueInt}}
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void test() {
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(void)new int[ValueInt(10)];
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#if __cplusplus <= 199711L // C++03 or earlier modes
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// expected-warning@-2{{implicit conversion from array size expression of type 'ValueInt' to integral type 'int' is a C++11 extension}}
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#endif
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(void)new int[ValueEnum()];
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#if __cplusplus <= 199711L
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// expected-warning@-2{{implicit conversion from array size expression of type 'ValueEnum' to enumeration type 'E' is a C++11 extension}}
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#endif
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(void)new int[ValueBoth()]; // expected-error{{ambiguous conversion of array size expression of type 'ValueBoth' to an integral or enumeration type}}
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(void)new int[TwoValueInts()]; // expected-error{{ambiguous conversion of array size expression of type 'TwoValueInts' to an integral or enumeration type}}
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}
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