gcc/libgomp/testsuite/libgomp.c/autopar-1.c

45 lines
674 B
C

/* { dg-do run } */
/* { dg-options "-ftree-parallelize-loops=4 -O2 -ffast-math" } */
extern void abort (void);
double d[1024], e[1024];
int f[1024], g[1024];
double __attribute__((noinline))
foo (void)
{
double s = 0.0;
int i;
for (i = 0; i < 1024; i++)
s += d[i] - e[i];
return s;
}
int __attribute__((noinline))
bar (void)
{
int s = 0, i;
for (i = 0; i < 1024; i++)
s += f[i] - g[i];
return s;
}
int
main (void)
{
int i;
for (i = 0; i < 1024; i++)
{
d[i] = i * 2;
e[i] = i;
f[i] = i * 2;
g[i] = i;
}
if (foo () != 1023 * 1024 / 2)
abort ();
if (bar () != 1023 * 1024 / 2)
abort ();
return 0;
}