diff --git a/src/main/java/com/android/tools/r8/Version.java b/src/main/java/com/android/tools/r8/Version.java
index a349d29..7ea77e2 100644
--- a/src/main/java/com/android/tools/r8/Version.java
+++ b/src/main/java/com/android/tools/r8/Version.java
@@ -11,7 +11,7 @@
 
   // This field is accessed from release scripts using simple pattern matching.
   // Therefore, changing this field could break our release scripts.
-  public static final String LABEL = "1.5.59";
+  public static final String LABEL = "1.5.60";
 
   private Version() {
   }
diff --git a/src/main/java/com/android/tools/r8/ir/analysis/constant/ConstLatticeElement.java b/src/main/java/com/android/tools/r8/ir/analysis/constant/ConstLatticeElement.java
index 65cbc0b..982f883 100644
--- a/src/main/java/com/android/tools/r8/ir/analysis/constant/ConstLatticeElement.java
+++ b/src/main/java/com/android/tools/r8/ir/analysis/constant/ConstLatticeElement.java
@@ -20,8 +20,10 @@
     if (other.isBottom()) {
       return other;
     }
-    if (value.identicalNonValueNonPositionParts(other.asConst().value)) {
-      return this;
+    if (other.isConst()) {
+      if (value.identicalNonValueNonPositionParts(other.asConst().value)) {
+        return this;
+      }
     }
     return Bottom.getInstance();
   }
diff --git a/src/test/java/com/android/tools/r8/ir/analysis/constant/B132897042.java b/src/test/java/com/android/tools/r8/ir/analysis/constant/B132897042.java
new file mode 100644
index 0000000..0a6106c
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/analysis/constant/B132897042.java
@@ -0,0 +1,66 @@
+// Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+package com.android.tools.r8.ir.analysis.constant;
+
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.utils.StringUtils;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class B132897042 extends TestBase {
+
+  @Parameterized.Parameters(name = "{0}")
+  public static TestParametersCollection data() {
+    return getTestParameters().withAllRuntimes().build();
+  }
+
+  private final TestParameters parameters;
+
+  public B132897042(TestParameters parameters) {
+    this.parameters = parameters;
+  }
+
+  @Test
+  public void testR8() throws Exception {
+    testForR8(parameters.getBackend())
+        .addLibraryClasses(LibClass.class)
+        .addLibraryFiles(runtimeJar(parameters))
+        .addProgramClasses(TestClass.class)
+        .addKeepRules(StringUtils.lines(
+            "-assumevalues class" + LibClass.class.getName() + " {",
+            "  static int SDK_INT return 1..28;",
+            "}"
+        ))
+        .noTreeShaking()
+        .setMinApi(parameters.getRuntime())
+        .compile()
+        .assertNoMessages();
+  }
+
+  static class LibClass {
+    static int SDK_INT;
+  }
+
+  static class TestClass {
+    static void foo() {
+      String v = "0";
+      int x;
+      switch (Integer.parseInt(v)) {
+        case 0:
+          x = LibClass.SDK_INT;
+          break;
+        default:
+          x = 1;
+      }
+      if (x > 12) {
+        System.out.println(x);
+      }
+    }
+  }
+
+}