xref: /aosp_15_r20/external/clang/test/Sema/align_value.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s
2*67e74705SXin Li 
3*67e74705SXin Li typedef double * __attribute__((align_value(64))) aligned_double;
4*67e74705SXin Li 
foo(aligned_double x,double * y)5*67e74705SXin Li void foo(aligned_double x, double * y __attribute__((align_value(32)))) { };
6*67e74705SXin Li 
7*67e74705SXin Li // expected-error@+1 {{requested alignment is not a power of 2}}
8*67e74705SXin Li typedef double * __attribute__((align_value(63))) aligned_double1;
9*67e74705SXin Li 
10*67e74705SXin Li // expected-error@+1 {{requested alignment is not a power of 2}}
11*67e74705SXin Li typedef double * __attribute__((align_value(-2))) aligned_double2;
12*67e74705SXin Li 
13*67e74705SXin Li // expected-error@+1 {{attribute takes one argument}}
14*67e74705SXin Li typedef double * __attribute__((align_value(63, 4))) aligned_double3;
15*67e74705SXin Li 
16*67e74705SXin Li // expected-error@+1 {{attribute takes one argument}}
17*67e74705SXin Li typedef double * __attribute__((align_value())) aligned_double3a;
18*67e74705SXin Li 
19*67e74705SXin Li // expected-error@+1 {{attribute takes one argument}}
20*67e74705SXin Li typedef double * __attribute__((align_value)) aligned_double3b;
21*67e74705SXin Li 
22*67e74705SXin Li // expected-error@+1 {{'align_value' attribute requires integer constant}}
23*67e74705SXin Li typedef double * __attribute__((align_value(4.5))) aligned_double4;
24*67e74705SXin Li 
25*67e74705SXin Li // expected-warning@+1 {{'align_value' attribute only applies to a pointer or reference ('int' is invalid)}}
26*67e74705SXin Li typedef int __attribute__((align_value(32))) aligned_int;
27*67e74705SXin Li 
28*67e74705SXin Li typedef double * __attribute__((align_value(32*2))) aligned_double5;
29*67e74705SXin Li 
30*67e74705SXin Li // expected-warning@+1 {{'align_value' attribute only applies to variables and typedefs}}
31*67e74705SXin Li void foo() __attribute__((align_value(32)));
32*67e74705SXin Li 
33