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Jonas Kastberg
iris
Commits
97b304a0
Commit
97b304a0
authored
Oct 24, 2018
by
Robbert Krebbers
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Plain Diff
Tweak a proof.
parent
00d7fbc1
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theories/base_logic/lib/fancy_updates.v
theories/base_logic/lib/fancy_updates.v
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theories/base_logic/lib/fancy_updates.v
View file @
97b304a0
...
...
@@ -63,11 +63,10 @@ Lemma step_fupdN_soundness `{invPreG Σ} φ n :
(
∀
`
{
Hinv
:
invG
Σ
},
(|={
⊤
,
∅
}
▷
=>^
n
|={
⊤
,
∅
}=>
⌜
φ
⌝
:
iProp
Σ
)%
I
)
→
φ
.
Proof
.
iIntros
(
Hiter
).
eapply
(
soundness
(
M
:
=
iResUR
Σ
)
_
(
S
(
S
n
))).
eapply
(
fupd_plain_soundness
⊤
)
;
first
by
apply
_
.
intros
Hinv
.
rewrite
-/
sbi_laterN
.
iPoseProof
(
Hiter
Hinv
)
as
"H"
.
intros
Hiter
.
apply
(
soundness
(
M
:
=
iResUR
Σ
)
_
(
S
(
S
n
)))
;
simpl
.
apply
(
fupd_plain_soundness
⊤
_
).
intros
Hinv
.
iPoseProof
(
Hiter
Hinv
)
as
"H"
.
destruct
n
as
[|
n
].
-
rewrite
//=.
iPoseProof
(
fupd_plain_strong
with
"H"
)
as
"H'"
.
do
2
iMod
"H'"
;
iModIntro
;
auto
.
...
...
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