[MLIR][Presburger] MultiAffineFunction::removeIdRange: fix bug where kind wasn't passed on to IntegerPolyhedron::removeIdRange

[Groverkss]

LGTM.

mlir/lib/Analysis/Presburger/PWMAFunction.cpp

 void MultiAffineFunction::swapId(unsigned posA, unsigned posB) {
   output.swapColumns(posA, posB);
   IntegerPolyhedron::swapId(posA, posB);
 }
 
 void MultiAffineFunction::removeIdRange(IdKind kind, unsigned idStart,
                                         unsigned idLimit) {
   output.removeColumns(idStart + getIdKindOffset(kind), idLimit - idStart);
-  IntegerPolyhedron::removeIdRange(idStart, idLimit);
+  IntegerPolyhedron::removeIdRange(kind, idStart, idLimit);
 }
 
 void MultiAffineFunction::eliminateRedundantLocalId(unsigned posA,
                                                     unsigned posB) {
   output.addToColumn(posB, posA, /*scale=*/1);
   IntegerPolyhedron::eliminateRedundantLocalId(posA, posB);
 }
 

mlir/unittests/Analysis/Presburger/PWMAFunctionTest.cpp

PWMAFunction nonNegPWAF = parsePWMAF(
           {"(x, y) : (x >= 0)", {{1, 2, 3}, {3, 4, 5}}}, // (x, y).
           {"(x, y) : (y >= 0, -x - 1 >= 0)", {{-1, 2, 3}, {-3, 4, 5}}} // (x, y)
       });
   EXPECT_THAT(*nonNegPWAF.valueAt({2, 3}), ElementsAre(11, 23));
   EXPECT_THAT(*nonNegPWAF.valueAt({-2, 3}), ElementsAre(11, 23));
   EXPECT_THAT(*nonNegPWAF.valueAt({2, -3}), ElementsAre(-1, -1));
   EXPECT_FALSE(nonNegPWAF.valueAt({-2, -3}).hasValue());
 }
+
+TEST(PWMAFunction, removeIdRangeRegressionTest) {
+  PWMAFunction pwafA = parsePWMAF(
+      /*numInputs=*/2, /*numOutputs=*/1,
+      {
+          {"(x, y) : (x == 0, y == 0, x - 2*(x floordiv 2) == 0, y - 2*(y "
+           "floordiv 2) == 0)",
+           {{0, 0, 0, 0, 0}}} // (0, 0)
+      });
+  PWMAFunction pwafB = parsePWMAF(
+      /*numInputs=*/2, /*numOutputs=*/1,
+      {
+          {"(x, y) : (x - 11*y == 0, 11*x - y == 0, x - 2*(x floordiv 2) == 0, "
+           "y - 2*(y floordiv 2) == 0)",
+           {{0, 0, 0, 0, 0}}} // (0, 0)
+      });
+  EXPECT_TRUE(pwafA.isEqual(pwafB));
+}