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111
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1 /* Test qualifiers on function return types after DR#423: those
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2 qualifiers are now ignored for all purposes (but _Atomic is not,
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3 for this purpose, a qualifier). */
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4 /* { dg-do compile } */
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5 /* { dg-options "-std=c11 -pedantic-errors" } */
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6
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7 int f1 (void);
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8 const int f1 (void);
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9 volatile int f1 (void) { return 0; }
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10
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11 int *restrict f2 (void) { return 0; }
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12 int *f2 (void);
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13
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14 const volatile long f3 (void);
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15 long f3 (void);
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16
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17 const volatile void f4 (void) { }
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18 void f4 (void);
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19
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20 _Atomic int f5 (void); /* { dg-message "previous declaration" } */
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21 int f5 (void); /* { dg-error "conflicting" } */
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22
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23 int f6 (void); /* { dg-message "previous declaration" } */
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24 _Atomic int f6 (void) { return 0; } /* { dg-error "conflicting" } */
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25
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26 /* The standard seems unclear regarding the case where restrict is
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27 applied to a function return type that may not be
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28 restrict-qualified; assume here that it is disallowed. */
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29 restrict int f7 (void); /* { dg-error "restrict" } */
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30
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31 typedef void FT (void);
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32 FT *restrict f8 (void); /* { dg-error "restrict" } */
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