gcc-4.9/gcc/testsuite/gcc.target/aarch64/aapcs64/ice_2.c


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/* Test AAPCS layout

   Larger than machine-supported vector size.  The behaviour is unspecified by
   the AAPCS64 document; the implementation opts for pass by reference.  */

/* { dg-do compile { target aarch64*-*-* } } */

typedef char A __attribute__ ((vector_size (64)));

void
foo (A a)
{
}