made String.indexOf intrinsic optional

zcfrank1st · Mar 9, 2017 · 2d278eb · 2d278eb
1 parent 9eea440
commit 2d278eb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/...lacements.amd64/src/org/graalvm/compiler/replacements/amd64/AMD64StringSubstitutions.java b/...lacements.amd64/src/org/graalvm/compiler/replacements/amd64/AMD64StringSubstitutions.java
@@ -38,7 +38,8 @@
 @ClassSubstitution(String.class)
 public class AMD64StringSubstitutions {
 
-    @MethodSubstitution(isStatic = true)
+    // Only exists in JDK <= 8
+    @MethodSubstitution(isStatic = true, optional = true)
     public static int indexOf(char[] source, int sourceOffset, int sourceCount,
                     @ConstantNodeParameter char[] target, int targetOffset, int targetCount,
                     int origFromIndex) {