forked from OSchip/llvm-project
62 lines
2.7 KiB
C
62 lines
2.7 KiB
C
// RUN: %clang_cc1 -verify=expected,enabled -emit-codegen-only %s
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// RUN: %clang_cc1 -verify=expected,enabled -emit-codegen-only %s -x c++
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// RUN: %clang_cc1 -verify -emit-codegen-only -Wno-attribute-warning %s
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// RUN: %clang_cc1 -verify -emit-codegen-only -Wno-attribute-warning %s -x c++
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__attribute__((error("oh no foo"))) void foo(void);
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__attribute__((error("oh no bar"))) void bar(void);
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int x(void) {
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return 8 % 2 == 1;
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}
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__attribute__((warning("oh no quux"))) void quux(void);
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__attribute__((error("demangle me"))) void __compiletime_assert_455(void);
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__attribute__((error("one"), error("two"))) // expected-warning {{attribute 'error' is already applied with different arguments}}
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void // expected-note@-1 {{previous attribute is here}}
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duplicate_errors(void);
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__attribute__((warning("one"), warning("two"))) // expected-warning {{attribute 'warning' is already applied with different arguments}}
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void // expected-note@-1 {{previous attribute is here}}
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duplicate_warnings(void);
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void baz(void) {
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foo(); // expected-error {{call to 'foo' declared with 'error' attribute: oh no foo}}
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if (x())
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bar(); // expected-error {{call to 'bar' declared with 'error' attribute: oh no bar}}
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quux(); // enabled-warning {{call to 'quux' declared with 'warning' attribute: oh no quux}}
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__compiletime_assert_455(); // expected-error {{call to '__compiletime_assert_455' declared with 'error' attribute: demangle me}}
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duplicate_errors(); // expected-error {{call to 'duplicate_errors' declared with 'error' attribute: two}}
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duplicate_warnings(); // enabled-warning {{call to 'duplicate_warnings' declared with 'warning' attribute: two}}
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}
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#ifdef __cplusplus
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template <typename T>
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__attribute__((error("demangle me, too")))
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T
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nocall(T t);
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struct Widget {
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__attribute__((warning("don't call me!")))
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operator int() { return 42; }
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};
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void baz_cpp(void) {
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foo(); // expected-error {{call to 'foo' declared with 'error' attribute: oh no foo}}
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if (x())
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bar(); // expected-error {{call to 'bar' declared with 'error' attribute: oh no bar}}
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quux(); // enabled-warning {{call to 'quux' declared with 'warning' attribute: oh no quux}}
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// Test that we demangle correctly in the diagnostic for C++.
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__compiletime_assert_455(); // expected-error {{call to '__compiletime_assert_455' declared with 'error' attribute: demangle me}}
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nocall<int>(42); // expected-error {{call to 'nocall<int>' declared with 'error' attribute: demangle me, too}}
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Widget W;
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int w = W; // enabled-warning {{'operator int' declared with 'warning' attribute: don't call me!}}
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}
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#endif
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