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150
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1 // RUN: %clang_cc1 -fsyntax-only -verify %s
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2
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3 typedef double * __attribute__((align_value(64))) aligned_double;
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4
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5 void foo(aligned_double x, double * y __attribute__((align_value(32)))) { };
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6
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7 // expected-error@+1 {{requested alignment is not a power of 2}}
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8 typedef double * __attribute__((align_value(63))) aligned_double1;
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9
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10 // expected-error@+1 {{requested alignment is not a power of 2}}
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11 typedef double * __attribute__((align_value(-2))) aligned_double2;
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12
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13 // expected-error@+1 {{attribute takes one argument}}
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14 typedef double * __attribute__((align_value(63, 4))) aligned_double3;
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15
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16 // expected-error@+1 {{attribute takes one argument}}
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17 typedef double * __attribute__((align_value())) aligned_double3a;
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18
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19 // expected-error@+1 {{attribute takes one argument}}
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20 typedef double * __attribute__((align_value)) aligned_double3b;
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21
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22 // expected-error@+1 {{'align_value' attribute requires integer constant}}
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23 typedef double * __attribute__((align_value(4.5))) aligned_double4;
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24
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25 // expected-warning@+1 {{'align_value' attribute only applies to a pointer or reference ('int' is invalid)}}
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26 typedef int __attribute__((align_value(32))) aligned_int;
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27
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28 typedef double * __attribute__((align_value(32*2))) aligned_double5;
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29
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30 // expected-warning@+1 {{'align_value' attribute only applies to variables and typedefs}}
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31 void foo() __attribute__((align_value(32)));
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32
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