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/* { dg-do run } */
/* { dg-options "-O2" } */
/* { dg-require-effective-target int32plus } */
struct tree_decl
{
union tree_decl_u1 {
int f;
long i;
struct tree_decl_u1_a {
unsigned int align : 24;
unsigned int off_align : 8;
} a;
} u1;
};
extern void abort (void);
unsigned int
assemble_variable (struct tree_decl decl)
{
unsigned int align;
align = decl.u1.a.align;
if (align > (1 << ((8 * 4) < 64 ? (8 * 4) - 2 : 62)))
align = (1 << ((8 * 4) < 64 ? (8 * 4) - 2 : 62));
/* VRP should not be propagating 0 to the RHS of this assignment.
But it was erroneously applying a cast operation between types of
different precision. align is an unsigned int with range [0,
0x4000000] but the .align field holds only 24 bits. So the cast
was returning a [0, 0] range. */
decl.u1.a.align = align;
return decl.u1.a.align;
}
main ()
{
struct tree_decl decl;
decl.u1.a.align = 13;
unsigned int x = assemble_variable (decl);
if (x == 0)
abort ();
return 0;
}
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