fixed a bug in desugaring of linear variables

1 files changed, 4 insertions, 9 deletions

diff --git a/Test/og/new1.bpl b/Test/og/new1.bpl
index 64144ae9..3ba0840d 100644
--- a/Test/og/new1.bpl
+++ b/Test/og/new1.bpl
@@ -7,13 +7,9 @@ function {:inline} {:linear "Perm"} SetCollectorPerm(x: [int]bool) : [int]bool
   x

 }

 

-

-var {:linear "Perm"} Permissions: [int]bool;

-

-procedure Allocate_Perm() returns ({:linear "Perm"} xls: [int]bool);

-modifies Permissions;

+procedure Allocate_Perm({:linear "Perm"} Permissions: [int]bool) returns ({:linear "Perm"} xls: [int]bool);

 requires Permissions == mapconstbool(true);

-ensures xls == mapconstbool(true) && Permissions == mapconstbool(false);

+ensures xls == mapconstbool(true);

 

 procedure {:yields} {:stable} PB({:linear "Perm"} permVar_in:[int]bool)

 requires permVar_in[0] && g == 0;

@@ -32,13 +28,12 @@ requires permVar_in[0] && g == 0;
   assert g == 1;

 }

 

-procedure{:entrypoint} {:yields} Main()

-modifies g, Permissions;

+procedure{:entrypoint} {:yields} Main({:linear "Perm"} Permissions: [int]bool)

 requires Permissions == mapconstbool(true);

 {

   var {:linear "Perm"} permVar_out: [int]bool;

 

-  call permVar_out := Allocate_Perm();

+  call permVar_out := Allocate_Perm(Permissions);

 

   g := 0;

   async call PB(permVar_out);