diff options
Diffstat (limited to 'cfrontend/Cexec.v')
| -rw-r--r-- | cfrontend/Cexec.v | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/cfrontend/Cexec.v b/cfrontend/Cexec.v index f83c700..03cab54 100644 --- a/cfrontend/Cexec.v +++ b/cfrontend/Cexec.v @@ -295,8 +295,7 @@ Remark check_assign_copy: { assign_copy_ok ty b ofs b' ofs' } + {~ assign_copy_ok ty b ofs b' ofs' }. Proof with try (right; intuition omega). intros. unfold assign_copy_ok. - assert (alignof_blockcopy ty > 0). - { unfold alignof_blockcopy. apply Z.min_case. omega. apply alignof_pos. } + assert (alignof_blockcopy ty > 0) by apply alignof_blockcopy_pos. destruct (Zdivide_dec (alignof_blockcopy ty) (Int.unsigned ofs')); auto... destruct (Zdivide_dec (alignof_blockcopy ty) (Int.unsigned ofs)); auto... assert (Y: {b' <> b \/ |