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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-cddce2" } */
extern void abort (void);
struct rtx_def;
typedef struct rtx_def *rtx;
enum rtx_code
{
UNKNOWN,
CODE_LABEL,
NOTE,
LAST_AND_UNUSED_RTX_CODE = 256
};
typedef union rtunion_def rtunion;
struct rtx_def
{
enum rtx_code code:16;
};
void
delete_dead_jumptables ()
{
rtx insn, next;
if (insn->code == CODE_LABEL)
{
rtx const _rtx = insn;
if (_rtx->code != CODE_LABEL && _rtx->code != NOTE)
abort ();
}
;
}
/* There should be no loads of ->code. If any exist, then we failed to
optimize away all the IF statements and the statements feeding
their conditions. */
/* { dg-final { scan-tree-dump-times "->code" 0 "cddce2"} } */
/* There should be no IF statements. */
/* { dg-final { scan-tree-dump-times "if " 0 "cddce2"} } */
/* { dg-final { cleanup-tree-dump "cddce2" } } */
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