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/* Verify the strength reduction adjustment for -ftrivial-auto-var-init. */
/* { dg-do compile } */
/* { dg-options "-O2 -ftrivial-auto-var-init=zero -fno-PIC -fdump-tree-gimple -fdump-tree-esra" } */
typedef double VECTOR[3];
enum
{
X = 0,
Y = 1,
Z = 2,
T = 3
};
void Assign_Vector(VECTOR d, VECTOR s)
{
d[X] = s[X];
d[Y] = s[Y];
d[Z] = s[Z];
}
void VCross(VECTOR a, const VECTOR b, const VECTOR c)
{
VECTOR tmp;
tmp[X] = b[Y] * c[Z] - b[Z] * c[Y];
tmp[Y] = b[Z] * c[X] - b[X] * c[Z];
tmp[Z] = b[X] * c[Y] - b[Y] * c[X];
Assign_Vector(a, tmp);
}
/* { dg-final { scan-tree-dump-times "tmp = .DEFERRED_INIT \\(24, 2, \&\"tmp\"" 1 "gimple" } } */
/* { dg-final { scan-tree-dump-times ".DEFERRED_INIT \\(8, 2, \&\"tmp\"" 3 "esra" } } */
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