| 1 | // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fsyntax-only -verify %s |
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| 2 | |
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| 3 | void f0() {} |
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| 4 | void fun0(void) __attribute((alias("f0"))); |
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| 5 | |
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| 6 | void f1() {} |
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| 7 | void fun1() {} // expected-note {{previous definition}} |
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| 8 | void fun1(void) __attribute((alias("f1"))); // expected-error {{redefinition of 'fun1'}} |
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| 9 | |
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| 10 | void f2() {} |
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| 11 | void fun2(void) __attribute((alias("f2"))); // expected-note {{previous definition}} |
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| 12 | void fun2() {} // expected-error {{redefinition of 'fun2'}} |
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| 13 | |
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| 14 | void f3() {} |
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| 15 | void fun3(void) __attribute((alias("f3"))); // expected-note {{previous definition}} |
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| 16 | void fun3(void) __attribute((alias("f3"))); // expected-error {{redefinition of 'fun3'}} |
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| 17 | |
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| 18 | void f4() {} |
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| 19 | void fun4(void) __attribute((alias("f4"))); |
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| 20 | void fun4(void); |
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| 21 | |
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| 22 | void f5() {} |
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| 23 | void __attribute((alias("f5"))) fun5(void) {} // expected-error {{definition 'fun5' cannot also be an alias}} |
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| 24 | |
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| 25 | int var1 __attribute((alias("v1"))); // expected-error {{definition 'var1' cannot also be an alias}} |
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| 26 | static int var2 __attribute((alias("v2"))) = 2; // expected-error {{definition 'var2' cannot also be an alias}} |
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| 27 | |
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| 28 | extern int var3 __attribute__((alias("C"))); // expected-note{{previous definition is here}} |
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| 29 | int var3 = 3; // expected-error{{redefinition of 'var3'}} |
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| 30 | |
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| 31 | int var4; // expected-note{{previous definition is here}} |
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| 32 | extern int var4 __attribute__((alias("v4"))); // expected-error{{alias definition of 'var4' after tentative definition}} |
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| 33 | |
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