blob: 09818931b48307cfbf8bed47d0065f29a9b8f6cc [file] [log] [blame]
/* { dg-do run } */
/* { dg-require-effective-target hard_float } */
/* { dg-options "-O2 -mhard-float" } */
#include <stdlib.h>
/* The MMA types below are enabled for pre-power10 compiles, because the
built-ins that use them must always be initialized in case the user has
a target attribute or pragma on a function that uses the MMA built-ins.
Since the test below doesn't need any other MMA support, we can enable
this test case on basically any cpu that has hard floating point
registers. */
int __attribute__ ((__aligned__)) ivar;
__vector_pair pair;
__vector_quad quad;
} s;
main (void)
/* Verify default alignment is 16-byte aligned (BIGGEST_ALIGNMENT).
This may change in the future, but that is an ABI break, so this
hardcoded test case is here to be a noisy FAIL as a warning, in
case the ABI change was unintended and unwanted. An example of where
this can break an ABI is in glibc's struct _Unwind_Exception. */
if (__alignof__ (s.ivar) != 16)
abort ();
/* Verify __vector_pair types are 32-byte aligned. */
if (__alignof__ (s.pair) != 32)
abort ();
/* Verify __vector_quad types are 64-byte aligned. */
if (__alignof__ (s.quad) != 64)
abort ();
return 0;