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authorGravatar Rustan Leino <unknown>2013-02-19 14:22:03 -0800
committerGravatar Rustan Leino <unknown>2013-02-19 14:22:03 -0800
commita3bfbca76306aeda2cc680bba26c44fd12f90c56 (patch)
tree77b241e6da17ed4e93bc37e1be81d578bce6009f /Source
parent336ca6ddd444374e9df63ce376f58e9eb7ed91b3 (diff)
Fixed some type bugs in the interval domain.
Diffstat (limited to 'Source')
-rw-r--r--Source/AbsInt/IntervalDomain.cs16
1 files changed, 8 insertions, 8 deletions
diff --git a/Source/AbsInt/IntervalDomain.cs b/Source/AbsInt/IntervalDomain.cs
index 51391105..3d83bb5c 100644
--- a/Source/AbsInt/IntervalDomain.cs
+++ b/Source/AbsInt/IntervalDomain.cs
@@ -466,7 +466,7 @@ namespace Microsoft.Boogie.AbstractInterpretation
switch (op) {
case BinaryOperator.Opcode.Eq:
case BinaryOperator.Opcode.Iff: {
- E c = null;
+ E_Common c = null;
if (IsVariable(arg0, out v)) {
BigInteger? lo, hi;
if (PartiallyEvaluate(arg1, state, out lo, out hi)) {
@@ -478,26 +478,26 @@ namespace Microsoft.Boogie.AbstractInterpretation
BigInteger? lo, hi;
if (PartiallyEvaluate(arg1, state, out lo, out hi)) {
var n = new Node(v, lo, hi);
- c = c == null ? new E(n) : (E)Meet(c, new E(n));
+ c = c == null ? new E(n) : (E_Common)Meet(c, new E(n));
}
}
return c;
}
case BinaryOperator.Opcode.Neq: {
- E c = null;
+ E_Common c = null;
if (IsVariable(arg0, out v)) {
c = ConstrainNeq(state, v, arg1);
}
if (IsVariable(arg1, out v)) {
var cc = ConstrainNeq(state, v, arg0);
if (cc != null) {
- c = c == null ? cc : (E)Meet(c, cc);
+ c = c == null ? cc : (E_Common)Meet(c, cc);
}
}
return c;
}
case BinaryOperator.Opcode.Le: {
- E c = null;
+ E_Common c = null;
if (IsVariable(arg1, out v)) {
BigInteger? lo, hi;
PartiallyEvaluate(arg0, state, out lo, out hi);
@@ -511,13 +511,13 @@ namespace Microsoft.Boogie.AbstractInterpretation
PartiallyEvaluate(arg1, state, out lo, out hi);
if (hi != null) {
var n = new Node(v, null, hi);
- c = c == null ? new E(n) : (E)Meet(c, new E(n));
+ c = c == null ? new E(n) : (E_Common)Meet(c, new E(n));
}
}
return c;
}
case BinaryOperator.Opcode.Lt: {
- E c = null;
+ E_Common c = null;
if (IsVariable(arg1, out v)) {
BigInteger? lo, hi;
PartiallyEvaluate(arg0, state, out lo, out hi);
@@ -531,7 +531,7 @@ namespace Microsoft.Boogie.AbstractInterpretation
PartiallyEvaluate(arg1, state, out lo, out hi);
if (hi != null) {
var n = new Node(v, null, hi - 1);
- c = c == null ? new E(n) : (E)Meet(c, new E(n));
+ c = c == null ? new E(n) : (E_Common)Meet(c, new E(n));
}
}
return c;