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| Rev 298 |
Rev 338 |
/* { dg-do compile } */
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/* { dg-do compile } */
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/* { dg-options "-O1 -fdump-tree-dom2" } */
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/* { dg-options "-O1 -fdump-tree-dom2" } */
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struct rtx_def;
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struct rtx_def;
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typedef struct rtx_def *rtx;
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typedef struct rtx_def *rtx;
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union rtunion_def
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union rtunion_def
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{
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{
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int rtint;
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int rtint;
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};
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};
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typedef union rtunion_def rtunion;
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typedef union rtunion_def rtunion;
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struct rtx_def
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struct rtx_def
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{
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{
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rtunion fld[1];
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rtunion fld[1];
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};
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};
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static int *uid_cuid;
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static int *uid_cuid;
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static int max_uid_cuid;
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static int max_uid_cuid;
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rtx
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rtx
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bar (rtx r)
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bar (rtx r)
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{
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{
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rtx place = r;
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rtx place = r;
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if (place->fld[0].rtint <= max_uid_cuid
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if (place->fld[0].rtint <= max_uid_cuid
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&& (place->fld[0].rtint > max_uid_cuid ? insn_cuid (place) :
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&& (place->fld[0].rtint > max_uid_cuid ? insn_cuid (place) :
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uid_cuid[place->fld[0].rtint]))
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uid_cuid[place->fld[0].rtint]))
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return r;
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return r;
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return 0;
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return 0;
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}
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}
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/* There should be two IF conditionals. One tests <= max_uid_cuid, the
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/* There should be two IF conditionals. One tests <= max_uid_cuid, the
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other tets the value in uid_cuid. If either is false the jumps
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other tets the value in uid_cuid. If either is false the jumps
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are threaded to the return 0. Which in turn means the path
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are threaded to the return 0. Which in turn means the path
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which combines the result of those two tests into a new test
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which combines the result of those two tests into a new test
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must always be true and it is optimized appropriately. */
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must always be true and it is optimized appropriately. */
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/* { dg-final { scan-tree-dump-times "if " 2 "dom2"} } */
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/* { dg-final { scan-tree-dump-times "if " 2 "dom2"} } */
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/* { dg-final { cleanup-tree-dump "dom2" } } */
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/* { dg-final { cleanup-tree-dump "dom2" } } */
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