File: 20020227-1.c

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gcc-arm-none-eabi 15%3A12.2.rel1-1
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/* This testcase failed on mmix-knuth-mmixware.  Problem was with storing
   to an unaligned mem:SC, gcc tried doing it by parts from a (concat:SC
   (reg:SF 293) (reg:SF 294)).  */

typedef __complex__ float cf;
struct x { char c; cf f; } __attribute__ ((__packed__));
extern void f2 (struct x*);
extern void f1 (void);
int
main (void)
{
  f1 ();
  exit (0);
}

void
f1 (void)
{
  struct x s;
  s.f = 1;
  s.c = 42;
  f2 (&s);
}

void
f2 (struct x *y)
{
  if (y->f != 1 || y->c != 42)
    abort ();
}