diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c new file mode 100644 index 00000000000..9a20a3040c5 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c @@ -0,0 +1,39 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -fdump-tree-cddce" } */ + + +struct rtx_def; +typedef struct rtx_def *rtx; +enum rtx_code +{ + UNKNOWN, + CODE_LABEL, + NOTE, + LAST_AND_UNUSED_RTX_CODE +}; +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 "cddce"} } */ + +/* There should be no IF statements. */ +/* { dg-final { scan-tree-dump-times "if " 0 "cddce"} } */ + |