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| author | Xavier Leroy <xavierleroy@users.noreply.github.com> | 2016-06-27 09:26:05 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2016-06-27 09:26:05 +0200 |
| commit | e005f76f8260fbc3c7d60e4142a55bb5e56cf9b0 (patch) | |
| tree | 6c188ffdefae96eacab73e93816a239deab2d40c /backend/ValueDomain.v | |
| parent | c52ce2f847f368391c36166aebe76515b02f7c7c (diff) | |
| parent | fb44646eb7308c1dd6a44b85415528982083200b (diff) | |
| download | compcert-e005f76f8260fbc3c7d60e4142a55bb5e56cf9b0.tar.gz compcert-e005f76f8260fbc3c7d60e4142a55bb5e56cf9b0.zip | |
Merge pull request #102 from AbsInt/memory_permissions
Stricter control of permissions in memory injections and extensions
Diffstat (limited to 'backend/ValueDomain.v')
| -rw-r--r-- | backend/ValueDomain.v | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/backend/ValueDomain.v b/backend/ValueDomain.v index 8b76f44d..3c80d733 100644 --- a/backend/ValueDomain.v +++ b/backend/ValueDomain.v @@ -3766,6 +3766,9 @@ Proof. - (* overflow *) intros. exploit inj_of_bc_inv; eauto. intros (A & B & C); subst. rewrite Zplus_0_r. split. omega. apply Int.unsigned_range_2. +- (* perm inv *) + intros. exploit inj_of_bc_inv; eauto. intros (A & B & C); subst. + rewrite Zplus_0_r in H2. auto. Qed. Lemma inj_of_bc_preserves_globals: |