forked from OSchip/llvm-project
81 lines
3.6 KiB
C++
81 lines
3.6 KiB
C++
// RUN: %clang_cc1 -triple %itanium_abi_triple -verify -fsyntax-only -Wsign-conversion %s
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// NOTE: When a 'enumeral mismatch' warning is implemented then expect several
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// of the following cases to be impacted.
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// namespace for anonymous enums tests
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namespace test1 {
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enum { A };
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enum { B = -1 };
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template <typename T> struct Foo {
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enum { C };
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enum { D = ~0U };
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};
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enum { E = ~0U };
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void doit_anonymous( int i ) {
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int a1 = 1 ? i : A;
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int a2 = 1 ? A : i;
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int b1 = 1 ? i : B;
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int b2 = 1 ? B : i;
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int c1 = 1 ? i : Foo<bool>::C;
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int c2 = 1 ? Foo<bool>::C : i;
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int d1a = 1 ? i : Foo<bool>::D; // expected-warning {{test1::Foo<bool>::(anonymous enum at }}
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int d1b = 1 ? i : Foo<bool>::D; // expected-warning {{warn-sign-conversion.cpp:13:5)' to 'int'}}
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int d2a = 1 ? Foo<bool>::D : i; // expected-warning {{operand of ? changes signedness: 'test1::Foo<bool>::(anonymous enum at }}
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int d2b = 1 ? Foo<bool>::D : i; // expected-warning {{warn-sign-conversion.cpp:13:5)' to 'int'}}
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int d3a = 1 ? B : Foo<bool>::D; // expected-warning {{operand of ? changes signedness: 'test1::Foo<bool>::(anonymous enum at }}
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int d3b = 1 ? B : Foo<bool>::D; // expected-warning {{warn-sign-conversion.cpp:13:5)' to 'int'}}
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int d4a = 1 ? Foo<bool>::D : B; // expected-warning {{operand of ? changes signedness: 'test1::Foo<bool>::(anonymous enum at }}
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int d4b = 1 ? Foo<bool>::D : B; // expected-warning {{warn-sign-conversion.cpp:13:5)' to 'int'}}
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int e1a = 1 ? i : E; // expected-warning {{operand of ? changes signedness: 'test1::(anonymous enum at }}
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int e1b = 1 ? i : E; // expected-warning {{warn-sign-conversion.cpp:16:3)' to 'int'}}
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int e2a = 1 ? E : i; // expected-warning {{operand of ? changes signedness: 'test1::(anonymous enum at }}
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int e2b = 1 ? E : i; // expected-warning {{warn-sign-conversion.cpp:16:3)' to 'int'}}
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int e3a = 1 ? E : B; // expected-warning {{operand of ? changes signedness: 'test1::(anonymous enum at }}
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int e3b = 1 ? E : B; // expected-warning {{warn-sign-conversion.cpp:16:3)' to 'int'}}
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int e4a = 1 ? B : E; // expected-warning {{operand of ? changes signedness: 'test1::(anonymous enum at }}
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int e4b = 1 ? B : E; // expected-warning {{warn-sign-conversion.cpp:16:3)' to 'int'}}
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}
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}
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// namespace for named enums tests
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namespace test2 {
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enum Named1 { A };
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enum Named2 { B = -1 };
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template <typename T> struct Foo {
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enum Named3 { C };
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enum Named4 { D = ~0U };
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};
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enum Named5 { E = ~0U };
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void doit_anonymous( int i ) {
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int a1 = 1 ? i : A;
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int a2 = 1 ? A : i;
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int b1 = 1 ? i : B;
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int b2 = 1 ? B : i;
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int c1 = 1 ? i : Foo<bool>::C;
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int c2 = 1 ? Foo<bool>::C : i;
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int d1 = 1 ? i : Foo<bool>::D; // expected-warning {{operand of ? changes signedness: 'test2::Foo<bool>::Named4' to 'int'}}
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int d2 = 1 ? Foo<bool>::D : i; // expected-warning {{operand of ? changes signedness: 'test2::Foo<bool>::Named4' to 'int'}}
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int d3 = 1 ? B : Foo<bool>::D; // expected-warning {{operand of ? changes signedness: 'test2::Foo<bool>::Named4' to 'int'}}
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int d4 = 1 ? Foo<bool>::D : B; // expected-warning {{operand of ? changes signedness: 'test2::Foo<bool>::Named4' to 'int'}}
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int e1 = 1 ? i : E; // expected-warning {{operand of ? changes signedness: 'test2::Named5' to 'int'}}
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int e2 = 1 ? E : i; // expected-warning {{operand of ? changes signedness: 'test2::Named5' to 'int'}}
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int e3 = 1 ? E : B; // expected-warning {{operand of ? changes signedness: 'test2::Named5' to 'int'}}
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int e4 = 1 ? B : E; // expected-warning {{operand of ? changes signedness: 'test2::Named5' to 'int'}}
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}
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}
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