Index: lldb/trunk/source/Core/Scalar.cpp
===================================================================
--- lldb/trunk/source/Core/Scalar.cpp
+++ lldb/trunk/source/Core/Scalar.cpp
@@ -2266,7 +2266,7 @@
     case Scalar::e_float:
     case Scalar::e_double:
     case Scalar::e_long_double:
-      if (b->m_float.isZero()) {
+      if (!b->m_float.isZero()) {
         result.m_float = a->m_float / b->m_float;
         return result;
       }
Index: lldb/trunk/unittests/Core/ScalarTest.cpp
===================================================================
--- lldb/trunk/unittests/Core/ScalarTest.cpp
+++ lldb/trunk/unittests/Core/ScalarTest.cpp
@@ -132,3 +132,11 @@
   EXPECT_EQ(std::to_string(std::numeric_limits<unsigned long long>::max()),
             ScalarGetValue(std::numeric_limits<unsigned long long>::max()));
 }
+
+TEST(ScalarTest, Division) {
+  Scalar lhs(5.0);
+  Scalar rhs(2.0);
+  Scalar r = lhs / rhs;
+  EXPECT_TRUE(r.IsValid());
+  EXPECT_EQ(r, Scalar(2.5));
+}