re PR java/21519 (ICE in generate_bytecode_conditional, at java/jcf-write.c:1337)

gcc/java:
	PR java/21519:
	* jcf-write.c (generate_bytecode_insns) <SAVE_EXPR>: Don't call
	NOTE_PUSH.
libjava:
	PR java/21519:
	* testsuite/libjava.compile/pr21519.java: New file.
	* testsuite/libjava.compile/pr21519.no-link: New file.

From-SVN: r99739

libjava/testsuite/libjava.compile/pr21519.java

@@ -0,0 +1,8 @@
+public class pr21519 {
+  char[] source;
+  public int compute(int pos) {
+    for (int i = 0; i < pos; ++i)
+      if (!(source[i] == ' ' || source[i] == '\t')) return -1;
+    return pos;
+  }
+}