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author | Benjamin Barenblat <bbaren@mit.edu> | 2016-05-30 17:58:02 -0400 |
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committer | Benjamin Barenblat <bbaren@mit.edu> | 2016-05-30 17:58:02 -0400 |
commit | e67c951ad9c5c637e36a6f025ba3d6e3ad945416 (patch) | |
tree | 0cfb5c339602e4bdebf4bf97f3f0ccc3923c14d1 /Test/hofs/ReadsReads.dfy | |
parent | 000aa762e1fee4b9bd83ec3d7c8b61fd203e2c9d (diff) | |
parent | df5c5f547990c1f80ab7594a1f9287ee03a61754 (diff) |
Merge commit 'df5c5f5'
Diffstat (limited to 'Test/hofs/ReadsReads.dfy')
-rw-r--r-- | Test/hofs/ReadsReads.dfy | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/Test/hofs/ReadsReads.dfy b/Test/hofs/ReadsReads.dfy index e11473bd..60ac35f5 100644 --- a/Test/hofs/ReadsReads.dfy +++ b/Test/hofs/ReadsReads.dfy @@ -2,58 +2,58 @@ // RUN: %diff "%s.expect" "%t" module ReadsRequiresReads { - function MyReadsOk(f : A -> B, a : A) : set<object> - reads f.reads(a); + function MyReadsOk<A,B>(f : A -> B, a : A) : set<object> + reads f.reads(a) { f.reads(a) } - function MyReadsOk2(f : A -> B, a : A) : set<object> - reads f.reads(a); + function MyReadsOk2<A,B>(f : A -> B, a : A) : set<object> + reads f.reads(a) { (f.reads)(a) } - function MyReadsOk3(f : A -> B, a : A) : set<object> - reads (f.reads)(a); + function MyReadsOk3<A,B>(f : A -> B, a : A) : set<object> + reads (f.reads)(a) { f.reads(a) } - function MyReadsOk4(f : A -> B, a : A) : set<object> - reads (f.reads)(a); + function MyReadsOk4<A,B>(f : A -> B, a : A) : set<object> + reads (f.reads)(a) { (f.reads)(a) } - function MyReadsBad(f : A -> B, a : A) : set<object> + function MyReadsBad<A,B>(f : A -> B, a : A) : set<object> { f.reads(a) // error: MyReadsBad does not have permission to read what f.reads(a) reads } - function MyReadsBad2(f : A -> B, a : A) : set<object> + function MyReadsBad2<A,B>(f : A -> B, a : A) : set<object> { (f.reads)(a) // error: MyReadsBad2 does not have permission to read what f.reads(a) reads } - function MyReadsOk'(f : A -> B, a : A, o : object) : bool - reads f.reads(a); + function MyReadsOk'<A,B>(f : A -> B, a : A, o : object) : bool + reads f.reads(a) { o in f.reads(a) } - function MyReadsBad'(f : A -> B, a : A, o : object) : bool + function MyReadsBad'<A,B>(f : A -> B, a : A, o : object) : bool { o in f.reads(a) // error: MyReadsBad' does not have permission to read what f.reads(a) reads } - function MyRequiresOk(f : A -> B, a : A) : bool - reads f.reads(a); + function MyRequiresOk<A,B>(f : A -> B, a : A) : bool + reads f.reads(a) { f.requires(a) } - function MyRequiresBad(f : A -> B, a : A) : bool + function MyRequiresBad<A,B>(f : A -> B, a : A) : bool { f.requires(a) // error: MyRequiresBad does not have permission to read what f.requires(a) reads } @@ -72,11 +72,11 @@ module WhatWeKnowAboutReads { } class S { - var s : S; + var s : S } function ReadsSomething(s : S):() - reads s; + reads s {()} method MaybeSomething() { @@ -105,29 +105,29 @@ module WhatWeKnowAboutReads { module ReadsAll { function A(f: int -> int) : int - reads set o,x | o in f.reads(x) :: o; - requires forall x :: f.requires(x); + reads set x,o | o in f.reads(x) :: o // note, with "set o,x ..." instead, Dafny complains (this is perhaps less than ideal) + requires forall x :: f.requires(x) { f(0) + f(1) + f(2) } function method B(f: int -> int) : int - reads set o,x | o in f.reads(x) :: o; - requires forall x :: f.requires(x); + reads set x,o | o in f.reads(x) :: o // note, with "set o,x ..." instead, Dafny complains (this is perhaps less than ideal) + requires forall x :: f.requires(x) { f(0) + f(1) + f(2) } function C(f: int -> int) : int - reads f.reads; - requires forall x :: f.requires(x); + reads f.reads + requires forall x :: f.requires(x) { f(0) + f(1) + f(2) } function method D(f: int -> int) : int - reads f.reads; - requires forall x :: f.requires(x); + reads f.reads + requires forall x :: f.requires(x) { f(0) + f(1) + f(2) } |