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/* PR middle-end/30262 */
/* { dg-skip-if "asm statements do not work as expected" { rl78-*-* } } */
extern void abort (void);
int
foo (void)
{
unsigned int x = 0;
void nested (void)
{
x = 254;
}
nested ();
asm volatile ("" :: "r" (x));
asm volatile ("" :: "m" (x));
asm volatile ("" :: "mr" (x));
asm volatile ("" : "=r" (x) : "0" (x));
asm volatile ("" : "=m" (x) : "m" (x));
return x;
}
int
bar (void)
{
unsigned int x = 0;
void nested (void)
{
asm volatile ("" :: "r" (x));
asm volatile ("" :: "m" (x));
asm volatile ("" :: "mr" (x));
x += 4;
asm volatile ("" : "=r" (x) : "0" (x));
asm volatile ("" : "=m" (x) : "m" (x));
}
nested ();
return x;
}
int
baz (void)
{
unsigned int x = 0;
void nested (void)
{
void nested2 (void)
{
asm volatile ("" :: "r" (x));
asm volatile ("" :: "m" (x));
asm volatile ("" :: "mr" (x));
x += 4;
asm volatile ("" : "=r" (x) : "0" (x));
asm volatile ("" : "=m" (x) : "m" (x));
}
nested2 ();
nested2 ();
}
nested ();
return x;
}
int
main (void)
{
if (foo () != 254 || bar () != 4 || baz () != 8)
abort ();
return 0;
}
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