Now that googletest can print ConstantRange, use EXPECT_EQ when testing for

equality. Prefer EXPECT_EQ(foo, Full) over EXPECT_TRUE(foo.isFullSet()) because
the former will print out the contents of the constant range that failed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81094 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 149 insertions, 149 deletions

diff --git a/unittests/Support/ConstantRangeTest.cpp b/unittests/Support/ConstantRangeTest.cpp
index 64c945dedc..6532b56bb9 100644
--- a/unittests/Support/ConstantRangeTest.cpp
+++ b/unittests/Support/ConstantRangeTest.cpp
@@ -79,21 +79,21 @@ TEST_F(ConstantRangeTest, Basics) {
 }
 
 TEST_F(ConstantRangeTest, Equality) {
-  EXPECT_TRUE(Full == Full);
-  EXPECT_TRUE(Empty == Empty);
-  EXPECT_TRUE(One == One);
-  EXPECT_TRUE(Some == Some);
-  EXPECT_TRUE(Wrap == Wrap);
-  EXPECT_TRUE(Full != Empty);
-  EXPECT_TRUE(Full != One);
-  EXPECT_TRUE(Full != Some);
-  EXPECT_TRUE(Full != Wrap);
-  EXPECT_TRUE(Empty != One);
-  EXPECT_TRUE(Empty != Some);
-  EXPECT_TRUE(Empty != Wrap);
-  EXPECT_TRUE(One != Some);
-  EXPECT_TRUE(One != Wrap);
-  EXPECT_TRUE(Some != Wrap);
+  EXPECT_EQ(Full, Full);
+  EXPECT_EQ(Empty, Empty);
+  EXPECT_EQ(One, One);
+  EXPECT_EQ(Some, Some);
+  EXPECT_EQ(Wrap, Wrap);
+  EXPECT_NE(Full, Empty);
+  EXPECT_NE(Full, One);
+  EXPECT_NE(Full, Some);
+  EXPECT_NE(Full, Wrap);
+  EXPECT_NE(Empty, One);
+  EXPECT_NE(Empty, Some);
+  EXPECT_NE(Empty, Wrap);
+  EXPECT_NE(One, Some);
+  EXPECT_NE(One, Wrap);
+  EXPECT_NE(Some, Wrap);
 }
 
 TEST_F(ConstantRangeTest, SingleElement) {
@@ -152,7 +152,7 @@ TEST_F(ConstantRangeTest, Trunc) {
   ConstantRange TWrap = Wrap.truncate(10);
   EXPECT_TRUE(TFull.isFullSet());
   EXPECT_TRUE(TEmpty.isEmptySet());
-  EXPECT_TRUE(TOne == ConstantRange(APInt(One.getLower()).trunc(10),
+  EXPECT_EQ(TOne, ConstantRange(APInt(One.getLower()).trunc(10),
                                 APInt(One.getUpper()).trunc(10)));
   EXPECT_TRUE(TSome.isFullSet());
 }
@@ -163,14 +163,14 @@ TEST_F(ConstantRangeTest, ZExt) {
   ConstantRange ZOne = One.zeroExtend(20);
   ConstantRange ZSome = Some.zeroExtend(20);
   ConstantRange ZWrap = Wrap.zeroExtend(20);
-  EXPECT_TRUE(ZFull == ConstantRange(APInt(20, 0), APInt(20, 0x10000)));
+  EXPECT_EQ(ZFull, ConstantRange(APInt(20, 0), APInt(20, 0x10000)));
   EXPECT_TRUE(ZEmpty.isEmptySet());
-  EXPECT_TRUE(ZOne == ConstantRange(APInt(One.getLower()).zext(20),
-                                    APInt(One.getUpper()).zext(20)));
-  EXPECT_TRUE(ZSome == ConstantRange(APInt(Some.getLower()).zext(20),
-                                     APInt(Some.getUpper()).zext(20)));
-  EXPECT_TRUE(ZWrap == ConstantRange(APInt(Wrap.getLower()).zext(20),
-                                     APInt(Wrap.getUpper()).zext(20)));
+  EXPECT_EQ(ZOne, ConstantRange(APInt(One.getLower()).zext(20),
+                                APInt(One.getUpper()).zext(20)));
+  EXPECT_EQ(ZSome, ConstantRange(APInt(Some.getLower()).zext(20),
+                                 APInt(Some.getUpper()).zext(20)));
+  EXPECT_EQ(ZWrap, ConstantRange(APInt(Wrap.getLower()).zext(20),
+                                 APInt(Wrap.getUpper()).zext(20)));
 }
 
 TEST_F(ConstantRangeTest, SExt) {
@@ -179,31 +179,31 @@ TEST_F(ConstantRangeTest, SExt) {
   ConstantRange SOne = One.signExtend(20);
   ConstantRange SSome = Some.signExtend(20);
   ConstantRange SWrap = Wrap.signExtend(20);
-  EXPECT_TRUE(SFull == ConstantRange(APInt(20, (uint64_t)INT16_MIN, true),
-                                     APInt(20, INT16_MAX + 1, true)));
+  EXPECT_EQ(SFull, ConstantRange(APInt(20, (uint64_t)INT16_MIN, true),
+                                 APInt(20, INT16_MAX + 1, true)));
   EXPECT_TRUE(SEmpty.isEmptySet());
-  EXPECT_TRUE(SOne == ConstantRange(APInt(One.getLower()).sext(20),
-                                    APInt(One.getUpper()).sext(20)));
-  EXPECT_TRUE(SSome == ConstantRange(APInt(Some.getLower()).sext(20),
-                                     APInt(Some.getUpper()).sext(20)));
-  EXPECT_TRUE(SWrap == ConstantRange(APInt(Wrap.getLower()).sext(20),
-                                     APInt(Wrap.getUpper()).sext(20)));
+  EXPECT_EQ(SOne, ConstantRange(APInt(One.getLower()).sext(20),
+                                APInt(One.getUpper()).sext(20)));
+  EXPECT_EQ(SSome, ConstantRange(APInt(Some.getLower()).sext(20),
+                                 APInt(Some.getUpper()).sext(20)));
+  EXPECT_EQ(SWrap, ConstantRange(APInt(Wrap.getLower()).sext(20),
+                                 APInt(Wrap.getUpper()).sext(20)));
 }
 
 TEST_F(ConstantRangeTest, IntersectWith) {
-  EXPECT_TRUE(Empty.intersectWith(Full).isEmptySet());
-  EXPECT_TRUE(Empty.intersectWith(Empty).isEmptySet());
-  EXPECT_TRUE(Empty.intersectWith(One).isEmptySet());
-  EXPECT_TRUE(Empty.intersectWith(Some).isEmptySet());
-  EXPECT_TRUE(Empty.intersectWith(Wrap).isEmptySet());
-  EXPECT_TRUE(Full.intersectWith(Full).isFullSet());
-  EXPECT_TRUE(Some.intersectWith(Some) == Some);
-  EXPECT_TRUE(Some.intersectWith(One) == One);
-  EXPECT_TRUE(Full.intersectWith(One) == One);
-  EXPECT_TRUE(Full.intersectWith(Some) == Some);
-  EXPECT_TRUE(Some.intersectWith(Wrap).isEmptySet());
-  EXPECT_TRUE(One.intersectWith(Wrap).isEmptySet());
-  EXPECT_TRUE(One.intersectWith(Wrap) == Wrap.intersectWith(One));
+  EXPECT_EQ(Empty.intersectWith(Full), Empty);
+  EXPECT_EQ(Empty.intersectWith(Empty), Empty);
+  EXPECT_EQ(Empty.intersectWith(One), Empty);
+  EXPECT_EQ(Empty.intersectWith(Some), Empty);
+  EXPECT_EQ(Empty.intersectWith(Wrap), Empty);
+  EXPECT_EQ(Full.intersectWith(Full), Full);
+  EXPECT_EQ(Some.intersectWith(Some), Some);
+  EXPECT_EQ(Some.intersectWith(One), One);
+  EXPECT_EQ(Full.intersectWith(One), One);
+  EXPECT_EQ(Full.intersectWith(Some), Some);
+  EXPECT_EQ(Some.intersectWith(Wrap), Empty);
+  EXPECT_EQ(One.intersectWith(Wrap), Empty);
+  EXPECT_EQ(One.intersectWith(Wrap), Wrap.intersectWith(One));
 
   // Klee generated testcase from PR4545.
   // The intersection of i16 [4, 2) and [6, 5) is disjoint, looking like
@@ -214,139 +214,139 @@ TEST_F(ConstantRangeTest, IntersectWith) {
 }
 
 TEST_F(ConstantRangeTest, UnionWith) {
-  EXPECT_TRUE(Wrap.unionWith(One) ==
-              ConstantRange(APInt(16, 0xaaa), APInt(16, 0xb)));
-  EXPECT_TRUE(One.unionWith(Wrap) == Wrap.unionWith(One));
-  EXPECT_TRUE(Empty.unionWith(Empty).isEmptySet());
-  EXPECT_TRUE(Full.unionWith(Full).isFullSet());
-  EXPECT_TRUE(Some.unionWith(Wrap).isFullSet());
+  EXPECT_EQ(Wrap.unionWith(One),
+            ConstantRange(APInt(16, 0xaaa), APInt(16, 0xb)));
+  EXPECT_EQ(One.unionWith(Wrap), Wrap.unionWith(One));
+  EXPECT_EQ(Empty.unionWith(Empty), Empty);
+  EXPECT_EQ(Full.unionWith(Full), Full);
+  EXPECT_EQ(Some.unionWith(Wrap), Full);
 
   // PR4545
-  EXPECT_TRUE(ConstantRange(APInt(16, 14), APInt(16, 1)).unionWith(
-                                 ConstantRange(APInt(16, 0), APInt(16, 8))) ==
-              ConstantRange(APInt(16, 14), APInt(16, 8)));
-  EXPECT_TRUE(ConstantRange(APInt(16, 6), APInt(16, 4)).unionWith(
-              ConstantRange(APInt(16, 4), APInt(16, 0))) ==
+  EXPECT_EQ(ConstantRange(APInt(16, 14), APInt(16, 1)).unionWith(
+                                    ConstantRange(APInt(16, 0), APInt(16, 8))),
+            ConstantRange(APInt(16, 14), APInt(16, 8)));
+  EXPECT_EQ(ConstantRange(APInt(16, 6), APInt(16, 4)).unionWith(
+                                    ConstantRange(APInt(16, 4), APInt(16, 0))),
               ConstantRange(16));
-  EXPECT_TRUE(ConstantRange(APInt(16, 1), APInt(16, 0)).unionWith(
-              ConstantRange(APInt(16, 2), APInt(16, 1))) ==
+  EXPECT_EQ(ConstantRange(APInt(16, 1), APInt(16, 0)).unionWith(
+                                    ConstantRange(APInt(16, 2), APInt(16, 1))),
               ConstantRange(16));
 }
 
 TEST_F(ConstantRangeTest, SubtractAPInt) {
-  EXPECT_TRUE(Full.subtract(APInt(16, 4)).isFullSet());
-  EXPECT_TRUE(Empty.subtract(APInt(16, 4)).isEmptySet());
-  EXPECT_TRUE(Some.subtract(APInt(16, 4)) ==
-              ConstantRange(APInt(16, 0x6), APInt(16, 0xaa6)));
-  EXPECT_TRUE(Wrap.subtract(APInt(16, 4)) ==
-              ConstantRange(APInt(16, 0xaa6), APInt(16, 0x6)));
-  EXPECT_TRUE(One.subtract(APInt(16, 4)) ==
-              ConstantRange(APInt(16, 0x6)));
+  EXPECT_EQ(Full.subtract(APInt(16, 4)), Full);
+  EXPECT_EQ(Empty.subtract(APInt(16, 4)), Empty);
+  EXPECT_EQ(Some.subtract(APInt(16, 4)),
+            ConstantRange(APInt(16, 0x6), APInt(16, 0xaa6)));
+  EXPECT_EQ(Wrap.subtract(APInt(16, 4)),
+            ConstantRange(APInt(16, 0xaa6), APInt(16, 0x6)));
+  EXPECT_EQ(One.subtract(APInt(16, 4)),
+            ConstantRange(APInt(16, 0x6)));
 }
 
 TEST_F(ConstantRangeTest, Add) {
-  EXPECT_TRUE(Full.add(APInt(16, 4)).isFullSet());
-  EXPECT_TRUE(Full.add(Full) == Full);
-  EXPECT_TRUE(Full.add(Empty) == Empty);
-  EXPECT_TRUE(Full.add(One) == Full);
-  EXPECT_TRUE(Full.add(Some) == Full);
-  EXPECT_TRUE(Full.add(Wrap) == Full);
-  EXPECT_TRUE(Empty.add(Empty) == Empty);
-  EXPECT_TRUE(Empty.add(One) == Empty);
-  EXPECT_TRUE(Empty.add(Some) == Empty);
-  EXPECT_TRUE(Empty.add(Wrap) == Empty);
-  EXPECT_TRUE(Empty.add(APInt(16, 4)).isEmptySet());
-  EXPECT_TRUE(Some.add(APInt(16, 4)) ==
+  EXPECT_EQ(Full.add(APInt(16, 4)), Full);
+  EXPECT_EQ(Full.add(Full), Full);
+  EXPECT_EQ(Full.add(Empty), Empty);
+  EXPECT_EQ(Full.add(One), Full);
+  EXPECT_EQ(Full.add(Some), Full);
+  EXPECT_EQ(Full.add(Wrap), Full);
+  EXPECT_EQ(Empty.add(Empty), Empty);
+  EXPECT_EQ(Empty.add(One), Empty);
+  EXPECT_EQ(Empty.add(Some), Empty);
+  EXPECT_EQ(Empty.add(Wrap), Empty);
+  EXPECT_EQ(Empty.add(APInt(16, 4)), Empty);
+  EXPECT_EQ(Some.add(APInt(16, 4)),
               ConstantRange(APInt(16, 0xe), APInt(16, 0xaae)));
-  EXPECT_TRUE(Wrap.add(APInt(16, 4)) ==
+  EXPECT_EQ(Wrap.add(APInt(16, 4)),
               ConstantRange(APInt(16, 0xaae), APInt(16, 0xe)));
-  EXPECT_TRUE(One.add(APInt(16, 4)) ==
+  EXPECT_EQ(One.add(APInt(16, 4)),
               ConstantRange(APInt(16, 0xe)));
 }
 
 TEST_F(ConstantRangeTest, Multiply) {
-  EXPECT_TRUE(Full.multiply(Full) == Full);
-  EXPECT_TRUE(Full.multiply(Empty) == Empty);
-  EXPECT_TRUE(Full.multiply(One) == Full);
-  EXPECT_TRUE(Full.multiply(Some) == Full);
-  EXPECT_TRUE(Full.multiply(Wrap) == Full);
-  EXPECT_TRUE(Empty.multiply(Empty) == Empty);
-  EXPECT_TRUE(Empty.multiply(One) == Empty);
-  EXPECT_TRUE(Empty.multiply(Some) == Empty);
-  EXPECT_TRUE(Empty.multiply(Wrap) == Empty);
-  EXPECT_TRUE(One.multiply(One) == ConstantRange(APInt(16, 0xa*0xa),
-                                                 APInt(16, 0xa*0xa + 1)));
-  EXPECT_TRUE(One.multiply(Some) == ConstantRange(APInt(16, 0xa*0xa),
-                                                  APInt(16, 0xa*0xaa9 + 1)));
-  EXPECT_TRUE(One.multiply(Wrap).isFullSet());
-  EXPECT_TRUE(Some.multiply(Some).isFullSet());
-  EXPECT_TRUE(Some.multiply(Wrap) == Full);
-  EXPECT_TRUE(Wrap.multiply(Wrap) == Full);
+  EXPECT_EQ(Full.multiply(Full), Full);
+  EXPECT_EQ(Full.multiply(Empty), Empty);
+  EXPECT_EQ(Full.multiply(One), Full);
+  EXPECT_EQ(Full.multiply(Some), Full);
+  EXPECT_EQ(Full.multiply(Wrap), Full);
+  EXPECT_EQ(Empty.multiply(Empty), Empty);
+  EXPECT_EQ(Empty.multiply(One), Empty);
+  EXPECT_EQ(Empty.multiply(Some), Empty);
+  EXPECT_EQ(Empty.multiply(Wrap), Empty);
+  EXPECT_EQ(One.multiply(One), ConstantRange(APInt(16, 0xa*0xa),
+                                             APInt(16, 0xa*0xa + 1)));
+  EXPECT_EQ(One.multiply(Some), ConstantRange(APInt(16, 0xa*0xa),
+                                              APInt(16, 0xa*0xaa9 + 1)));
+  EXPECT_EQ(One.multiply(Wrap), Full);
+  EXPECT_EQ(Some.multiply(Some), Full);
+  EXPECT_EQ(Some.multiply(Wrap), Full);
+  EXPECT_EQ(Wrap.multiply(Wrap), Full);
 
   // http://llvm.org/PR4545
-  EXPECT_TRUE(ConstantRange(APInt(4, 1), APInt(4, 6)).multiply(
-              ConstantRange(APInt(4, 6), APInt(4, 2))) ==
-              ConstantRange(4, /*isFullSet=*/true));
+  EXPECT_EQ(ConstantRange(APInt(4, 1), APInt(4, 6)).multiply(
+                ConstantRange(APInt(4, 6), APInt(4, 2))),
+            ConstantRange(4, /*isFullSet=*/true));
 }
 
 TEST_F(ConstantRangeTest, UMax) {
-  EXPECT_TRUE(Full.umax(Full).isFullSet());
-  EXPECT_TRUE(Full.umax(Empty).isEmptySet());
-  EXPECT_TRUE(Full.umax(Some) == ConstantRange(APInt(16, 0xa), APInt(16, 0)));
-  EXPECT_TRUE(Full.umax(Wrap).isFullSet());
-  EXPECT_TRUE(Full.umax(Some) == ConstantRange(APInt(16, 0xa), APInt(16, 0)));
-  EXPECT_TRUE(Empty.umax(Empty) == Empty);
-  EXPECT_TRUE(Empty.umax(Some) == Empty);
-  EXPECT_TRUE(Empty.umax(Wrap) == Empty);
-  EXPECT_TRUE(Empty.umax(One) == Empty);
-  EXPECT_TRUE(Some.umax(Some) == Some);
-  EXPECT_TRUE(Some.umax(Wrap) == ConstantRange(APInt(16, 0xa), APInt(16, 0)));
-  EXPECT_TRUE(Some.umax(One) == Some);
+  EXPECT_EQ(Full.umax(Full), Full);
+  EXPECT_EQ(Full.umax(Empty), Empty);
+  EXPECT_EQ(Full.umax(Some), ConstantRange(APInt(16, 0xa), APInt(16, 0)));
+  EXPECT_EQ(Full.umax(Wrap), Full);
+  EXPECT_EQ(Full.umax(Some), ConstantRange(APInt(16, 0xa), APInt(16, 0)));
+  EXPECT_EQ(Empty.umax(Empty), Empty);
+  EXPECT_EQ(Empty.umax(Some), Empty);
+  EXPECT_EQ(Empty.umax(Wrap), Empty);
+  EXPECT_EQ(Empty.umax(One), Empty);
+  EXPECT_EQ(Some.umax(Some), Some);
+  EXPECT_EQ(Some.umax(Wrap), ConstantRange(APInt(16, 0xa), APInt(16, 0)));
+  EXPECT_EQ(Some.umax(One), Some);
   // TODO: ConstantRange is currently over-conservative here.
-  EXPECT_TRUE(Wrap.umax(Wrap) == Full);
-  EXPECT_TRUE(Wrap.umax(One) == ConstantRange(APInt(16, 0xa), APInt(16, 0)));
-  EXPECT_TRUE(One.umax(One) == One);
+  EXPECT_EQ(Wrap.umax(Wrap), Full);
+  EXPECT_EQ(Wrap.umax(One), ConstantRange(APInt(16, 0xa), APInt(16, 0)));
+  EXPECT_EQ(One.umax(One), One);
 }
 
 TEST_F(ConstantRangeTest, SMax) {
-  EXPECT_TRUE(Full.smax(Full).isFullSet());
-  EXPECT_TRUE(Full.smax(Empty).isEmptySet());
-  EXPECT_TRUE(Full.smax(Some) == ConstantRange(APInt(16, 0xa),
-                                               APInt::getSignedMinValue(16)));
-  EXPECT_TRUE(Full.smax(Wrap).isFullSet());
-  EXPECT_TRUE(Full.smax(One) == ConstantRange(APInt(16, 0xa),
-                                              APInt::getSignedMinValue(16)));
-  EXPECT_TRUE(Empty.smax(Empty) == Empty);
-  EXPECT_TRUE(Empty.smax(Some) == Empty);
-  EXPECT_TRUE(Empty.smax(Wrap) == Empty);
-  EXPECT_TRUE(Empty.smax(One) == Empty);
-  EXPECT_TRUE(Some.smax(Some) == Some);
-  EXPECT_TRUE(Some.smax(Wrap) == ConstantRange(APInt(16, 0xa),
-                                               APInt(16, (uint64_t)INT16_MIN)));
-  EXPECT_TRUE(Some.smax(One) == Some);
-  EXPECT_TRUE(Wrap.smax(One) == ConstantRange(APInt(16, 0xa),
-                                              APInt(16, (uint64_t)INT16_MIN)));
-  EXPECT_TRUE(One.smax(One) == One);
+  EXPECT_EQ(Full.smax(Full), Full);
+  EXPECT_EQ(Full.smax(Empty), Empty);
+  EXPECT_EQ(Full.smax(Some), ConstantRange(APInt(16, 0xa),
+                                           APInt::getSignedMinValue(16)));
+  EXPECT_EQ(Full.smax(Wrap), Full);
+  EXPECT_EQ(Full.smax(One), ConstantRange(APInt(16, 0xa),
+                                          APInt::getSignedMinValue(16)));
+  EXPECT_EQ(Empty.smax(Empty), Empty);
+  EXPECT_EQ(Empty.smax(Some), Empty);
+  EXPECT_EQ(Empty.smax(Wrap), Empty);
+  EXPECT_EQ(Empty.smax(One), Empty);
+  EXPECT_EQ(Some.smax(Some), Some);
+  EXPECT_EQ(Some.smax(Wrap), ConstantRange(APInt(16, 0xa),
+                                           APInt(16, (uint64_t)INT16_MIN)));
+  EXPECT_EQ(Some.smax(One), Some);
+  EXPECT_EQ(Wrap.smax(One), ConstantRange(APInt(16, 0xa),
+                                          APInt(16, (uint64_t)INT16_MIN)));
+  EXPECT_EQ(One.smax(One), One);
 }
 
 TEST_F(ConstantRangeTest, UDiv) {
-  EXPECT_TRUE(Full.udiv(Full) == Full);
-  EXPECT_TRUE(Full.udiv(Empty) == Empty);
-  EXPECT_TRUE(Full.udiv(One) == ConstantRange(APInt(16, 0),
-                                              APInt(16, 0xffff / 0xa + 1)));
-  EXPECT_TRUE(Full.udiv(Some) == ConstantRange(APInt(16, 0),
-                                               APInt(16, 0xffff / 0xa + 1)));
-  EXPECT_TRUE(Full.udiv(Wrap) == Full);
-  EXPECT_TRUE(Empty.udiv(Empty) == Empty);
-  EXPECT_TRUE(Empty.udiv(One) == Empty);
-  EXPECT_TRUE(Empty.udiv(Some) == Empty);
-  EXPECT_TRUE(Empty.udiv(Wrap) == Empty);
-  EXPECT_TRUE(One.udiv(One) == ConstantRange(APInt(16, 1)));
-  EXPECT_TRUE(One.udiv(Some) == ConstantRange(APInt(16, 0), APInt(16, 2)));
-  EXPECT_TRUE(One.udiv(Wrap) == ConstantRange(APInt(16, 0), APInt(16, 0xb)));
-  EXPECT_TRUE(Some.udiv(Some) == ConstantRange(APInt(16, 0), APInt(16, 0x111)));
-  EXPECT_TRUE(Some.udiv(Wrap) == ConstantRange(APInt(16, 0), APInt(16, 0xaaa)));
-  EXPECT_TRUE(Wrap.udiv(Wrap) == Full);
+  EXPECT_EQ(Full.udiv(Full), Full);
+  EXPECT_EQ(Full.udiv(Empty), Empty);
+  EXPECT_EQ(Full.udiv(One), ConstantRange(APInt(16, 0),
+                                          APInt(16, 0xffff / 0xa + 1)));
+  EXPECT_EQ(Full.udiv(Some), ConstantRange(APInt(16, 0),
+                                           APInt(16, 0xffff / 0xa + 1)));
+  EXPECT_EQ(Full.udiv(Wrap), Full);
+  EXPECT_EQ(Empty.udiv(Empty), Empty);
+  EXPECT_EQ(Empty.udiv(One), Empty);
+  EXPECT_EQ(Empty.udiv(Some), Empty);
+  EXPECT_EQ(Empty.udiv(Wrap), Empty);
+  EXPECT_EQ(One.udiv(One), ConstantRange(APInt(16, 1)));
+  EXPECT_EQ(One.udiv(Some), ConstantRange(APInt(16, 0), APInt(16, 2)));
+  EXPECT_EQ(One.udiv(Wrap), ConstantRange(APInt(16, 0), APInt(16, 0xb)));
+  EXPECT_EQ(Some.udiv(Some), ConstantRange(APInt(16, 0), APInt(16, 0x111)));
+  EXPECT_EQ(Some.udiv(Wrap), ConstantRange(APInt(16, 0), APInt(16, 0xaaa)));
+  EXPECT_EQ(Wrap.udiv(Wrap), Full);
 }
 
 }  // anonymous namespace