diff options
| author |  Jason Gross <jagro@google.com> | 2016-09-07 12:25:05 -0700 |
|---|---|---|
| committer | Jason Gross <jagro@google.com> | 2016-09-07 12:25:05 -0700 |
| commit | 5acb404bdc8a177fd57e7a935436da745417c747 (patch) | |
| tree | 0f91581af3c90b0d0c8f9396a477aeaafd521953 /src/Util/ZUtil.v | |
| parent | 3e4736375dd59570c30d647dd9b760dc030ebd3f (diff) | |
Work around bug #5073 (lia)
This is https://coq.inria.fr/bugs/show_bug.cgi?id=5073, lia got weaker in the past few days (sometimes can't handle biconditionals)
Diffstat (limited to 'src/Util/ZUtil.v')
| -rw-r--r-- | src/Util/ZUtil.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Util/ZUtil.v b/src/Util/ZUtil.v index 1758f1496..3a300cf20 100644 --- a/src/Util/ZUtil.v +++ b/src/Util/ZUtil.v @@ -1170,7 +1170,7 @@ Module Z. Qed. Lemma opp_eq_0_iff a : -a = 0 <-> a = 0. - Proof. lia. Qed. + Proof. omega. Qed. Hint Rewrite <- mod_opp_l_z_iff using zutil_arith : zsimplify. Hint Rewrite opp_eq_0_iff : zsimplify. |