diff options
Diffstat (limited to 'Source/Core/OwickiGries.cs')
| -rw-r--r-- | Source/Core/OwickiGries.cs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Source/Core/OwickiGries.cs b/Source/Core/OwickiGries.cs index ed4d8dbb..92529f8f 100644 --- a/Source/Core/OwickiGries.cs +++ b/Source/Core/OwickiGries.cs @@ -708,8 +708,11 @@ namespace Microsoft.Boogie if (proc == null) continue;
if (QKeyValue.FindBoolAttribute(proc.Attributes, "yields"))
{
+ HashSet<Variable> modifiedVars = new HashSet<Variable>();
+ proc.Modifies.Iter(x => modifiedVars.Add(x.Decl));
foreach (GlobalVariable g in program.GlobalVariables())
{
+ if (modifiedVars.Contains(g)) continue;
proc.Modifies.Add(new IdentifierExpr(Token.NoToken, g));
}
}
|