8343687: [17u] TestAntiDependencyForPinnedLoads requires UTF-8

Reviewed-by: mdoerr

test/hotspot/jtreg/compiler/controldependency/TestAntiDependencyForPinnedLoads.java

@@ -25,6 +25,7 @@
  * @test
  * @bug 8337066
  * @summary Test that MergeMem is skipped when looking for stores
+ * @compile -encoding UTF-8 TestAntiDependencyForPinnedLoads.java
  * @run main/othervm -Xbatch -XX:-TieredCompilation
  *                   -XX:CompileCommand=compileonly,java.lang.StringUTF16::reverse
  *                   compiler.controldependency.TestAntiDependencyForPinnedLoads