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150
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1 // RUN: %clang_cc1 -fsyntax-only -verify -fdouble-square-bracket-attributes %s
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2
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3 int var __attribute__((internal_linkage));
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4 int var2 __attribute__((internal_linkage,common)); // expected-error{{'common' and 'internal_linkage' attributes are not compatible}} \
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5 // expected-note{{conflicting attribute is here}}
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6 int var3 __attribute__((common,internal_linkage)); // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
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7 // expected-note{{conflicting attribute is here}}
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8
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207
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9 int var4 __attribute__((common)); // expected-note{{previous definition is here}} expected-note{{conflicting attribute is here}}
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10 int var4 __attribute__((internal_linkage)); // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
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11 // expected-error{{'internal_linkage' attribute does not appear on the first declaration of 'var4'}}
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150
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12
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207
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13 int var5 __attribute__((internal_linkage)); // expected-note{{conflicting attribute is here}}
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14 int var5 __attribute__((common)); // expected-error{{'common' and 'internal_linkage' attributes are not compatible}}
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150
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15
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16 __attribute__((internal_linkage)) int f() {}
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17 struct __attribute__((internal_linkage)) S { // expected-warning{{'internal_linkage' attribute only applies to variables, functions, and classes}}
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18 };
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19
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20 __attribute__((internal_linkage("foo"))) int g() {} // expected-error{{'internal_linkage' attribute takes no arguments}}
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21
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22 int var6 [[clang::internal_linkage]];
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23 int var7 [[clang::internal_linkage]] __attribute__((common)); // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
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24 // expected-note{{conflicting attribute is here}}
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25 __attribute__((common)) int var8 [[clang::internal_linkage]]; // expected-error{{'internal_linkage' and 'common' attributes are not compatible}} \
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26 // expected-note{{conflicting attribute is here}}
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