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authorRichard Earnshaw <rearnsha@arm.com>1998-06-10 09:49:30 +0000
committerRichard Earnshaw <rearnsha@gcc.gnu.org>1998-06-10 09:49:30 +0000
commit951930309fde16c4f1302cad213faafcbf5c1a58 (patch)
treedc8e40e65886de4ca29cdb119de1c4b6b592facc /gcc
parentbfed8dac97d8d0e53c2556d791b7806cb1e782b4 (diff)
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unroll.c (verify_addresses): Use validate_replace_rtx to undo the changes.
* unroll.c (verify_addresses): Use validate_replace_rtx to undo the changes. Abort if the undo fails. From-SVN: r20404
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/unroll.c5
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 24fa34a..de58977 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
+
+ * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
+ changes. Abort if the undo fails.
+
Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
* reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
diff --git a/gcc/unroll.c b/gcc/unroll.c
index 2f6a2e8..46dc7ac 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -2664,9 +2664,10 @@ verify_addresses (v, giv_inc, unroll_number)
|| ! validate_replace_rtx (*v->location, last_addr, v->insn))
ret = 0;
- /* Now put things back the way they were before. This will always
+ /* Now put things back the way they were before. This should always
succeed. */
- validate_change (v->insn, v->location, orig_addr, 0);
+ if (! validate_replace_rtx (*v->location, orig_addr, v->insn))
+ abort ();
return ret;
}