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cfgrtl.c (verify_flow_info): Accept degenerated condjumps in cfglayout mode. 

* cfgrtl.c (verify_flow_info): Accept degenerated condjumps
	in cfglayout mode.

From-SVN: r68694
This commit is contained in:
Jan Hubicka 2003-06-30 10:04:24 +02:00 committed by Jan Hubicka
parent 1f48e56d09
commit 3cf5441285
2 changed files with 8 additions and 3 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Mon Jun 30 10:03:02 CEST 2003 Jan Hubicka <jh@suse.cz>
* cfgrtl.c (verify_flow_info): Accept degenerated condjumps
in cfglayout mode.
Mon Jun 30 09:52:39 CEST 2003 Jan Hubicka <jh@suse.cz> Mon Jun 30 09:52:39 CEST 2003 Jan Hubicka <jh@suse.cz>
* i386.c (standard_80387_constant_p): Accept TFmode constants too. * i386.c (standard_80387_constant_p): Accept TFmode constants too.

6
gcc/cfgrtl.c
View File

@ -1823,7 +1823,7 @@ rtl_verify_flow_info_1 (void)
FOR_EACH_BB_REVERSE (bb) FOR_EACH_BB_REVERSE (bb)
{ {
int n_fallthru = 0, n_eh = 0, n_call = 0, n_abnormal = 0, n_branch = 0; int n_fallthru = 0, n_eh = 0, n_call = 0, n_abnormal = 0, n_branch = 0;
edge e; edge e, fallthru = NULL;
rtx note; rtx note;
if (INSN_P (bb->end) if (INSN_P (bb->end)
@ -1841,7 +1841,7 @@ rtl_verify_flow_info_1 (void)
for (e = bb->succ; e; e = e->succ_next) for (e = bb->succ; e; e = e->succ_next)
{ {
if (e->flags & EDGE_FALLTHRU) if (e->flags & EDGE_FALLTHRU)
n_fallthru++; n_fallthru++, fallthru = e;
if ((e->flags & ~(EDGE_DFS_BACK | EDGE_CAN_FALLTHRU | EDGE_IRREDUCIBLE_LOOP)) == 0) if ((e->flags & ~(EDGE_DFS_BACK | EDGE_CAN_FALLTHRU | EDGE_IRREDUCIBLE_LOOP)) == 0)
n_branch++; n_branch++;
@ -1880,7 +1880,7 @@ rtl_verify_flow_info_1 (void)
err = 1; err = 1;
} }
if (n_branch != 1 && any_condjump_p (bb->end) if (n_branch != 1 && any_condjump_p (bb->end)
&& JUMP_LABEL (bb->end) != bb->next_bb->head) && JUMP_LABEL (bb->end) != fallthru->dest->head)
{ {
error ("Wrong amount of branch edges after conditional jump %i", bb->index); error ("Wrong amount of branch edges after conditional jump %i", bb->index);
err = 1; err = 1;