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/* { dg-do compile { target { ! "m68k*-*-* mmix*-*-* mep*-*-* bfin*-*-* v850*-*-* picochip*-*-* moxie*-*-* cris*-*-* m32c*-*-* fr30*-*-* mcore*-*-* powerpc*-*-* xtensa*-*-*"} } } */
/* { dg-options "-O2 -fdump-tree-vrp2-details -fdump-tree-cddce2-details" } */
/* { dg-additional-options "-mbranch-cost=2" { target avr-*-* } } */
struct bitmap_head_def;
typedef struct bitmap_head_def *bitmap;
typedef const struct bitmap_head_def *const_bitmap;
typedef unsigned long BITMAP_WORD;
typedef struct bitmap_element_def
{
struct bitmap_element_def *next;
unsigned int indx;
BITMAP_WORD bits[((128 + (8 * 8 * 1u) - 1) / (8 * 8 * 1u))];
} bitmap_element;
typedef struct bitmap_head_def
{
bitmap_element *first;
} bitmap_head;
static __inline__ unsigned char
bitmap_elt_ior (bitmap dst, bitmap_element * dst_elt,
bitmap_element * dst_prev, const bitmap_element * a_elt,
const bitmap_element * b_elt, unsigned char changed)
{
if (a_elt)
{
if (!changed && dst_elt)
{
changed = 1;
}
}
else
{
changed = 1;
}
return changed;
}
unsigned char
bitmap_ior_into (bitmap a, const_bitmap b)
{
bitmap_element *a_elt = a->first;
const bitmap_element *b_elt = b->first;
bitmap_element *a_prev = ((void *) 0);
unsigned char changed = 0;
while (b_elt)
{
if (!a_elt || a_elt->indx == b_elt->indx)
changed = bitmap_elt_ior (a, a_elt, a_prev, a_elt, b_elt, changed);
else if (a_elt->indx > b_elt->indx)
changed = 1;
b_elt = b_elt->next;
}
return changed;
}
/* Verify that VRP simplified an "if" statement. */
/* { dg-final { scan-tree-dump "Folded into: if.*" "vrp2"} } */
/* Verify that DCE after VRP2 eliminates a dead conversion
to a (Bool). */
/* { dg-final { scan-tree-dump "Deleting.*_Bool.*;" "cddce2"} } */
/* { dg-final { cleanup-tree-dump "vrp2" } } */
/* { dg-final { cleanup-tree-dump "cddce2" } } */
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