re PR java/29013 (gcj generates a MetalLookAndFeel class that fails cacao's verifier)

gcc/java
	PR java/29013:
	* jcf-write.c (generate_bytecode_insns) <CALL_EXPR>: Always note
	the push of the called method's return result.
libjava
	PR java/29013:
	* testsuite/libjava.lang/PR29013.out: Likewise.
	* testsuite/libjava.lang/PR29013.java: New file.

From-SVN: r116902

libjava/testsuite/libjava.lang/PR29013.java

@@ -0,0 +1,9 @@
+public class PR29013 {
+  public static int result() { return 5; }
+
+  public static void computeResult() { result(); }
+
+  public static void main(String[] args) {
+    computeResult();
+  }
+}