gcc/libgomp/testsuite/libgomp.c++/pr66702-1.C

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// PR middle-end/66702
// { dg-do run { target vect_simd_clones } }
// { dg-options "-O2" }
// { dg-additional-options "-msse2" { target sse2_runtime } }
// { dg-additional-options "-mavx" { target avx_runtime } }
void
bar (int &a, int &b, int *&c, int &d)
{
volatile int x;
int *volatile y;
x = a; a = x;
x = b; b = x;
y = c; c = y;
x = d; d = x;
}
void (*volatile barp) (int &, int &, int *&, int &) = bar;
#pragma omp declare simd uniform(b, c) linear(d:2) aligned(c:32) notinbranch
int
foo (int a, int b, int *c, int d)
{
a++;
b++;
c += 8;
d += 2;
barp (a, b, c, d);
return a + b + *c + d;
}
volatile int e = 5;
int c[64] __attribute__((aligned (32)));
int
main ()
{
int d = 7, r = 0;
int b = e;
for (int i = 0; i < 64; i++)
c[i] = i;
#pragma omp simd reduction(+:r) linear(d:2)
for (int i = 0; i < 64; i++)
{
r += foo (i, b, c, d);
d += 2;
}
if (r != 7584)
__builtin_abort ();
}