[kaffe] CVS kaffe-extras (kaz): Added kaffe-extras/patches/kjc-string-concat-to-null.diff.
Kaffe CVS
Kaffe Mailing List <kaffe@kaffe.org>
Tue Nov 25 08:37:02 2003
PatchSet 20
Date: 2003/11/25 16:36:19
Author: kaz
Branch: HEAD
Tag: (none)
Log:
Added kaffe-extras/patches/kjc-string-concat-to-null.diff.
When the left of += is null, it should be treated as if it had
the value "null".
Members:
patches/kjc-string-concat-to-null.diff:INITIAL->1.1
===================================================================
Checking out kaffe-extras/patches/kjc-string-concat-to-null.diff
RCS: /home/cvs/kaffe/kaffe-extras/patches/kjc-string-concat-to-null.diff,v
VERS: 1.1
***************
--- /dev/null Sun Aug 4 19:57:58 2002
+++ kaffe-extras/patches/kjc-string-concat-to-null.diff Tue Nov 25 16:36:20 2003
@@ -0,0 +1,16 @@
+--- kopi-2.1B/src/kjc/JCompoundAssignmentExpression.java.orig Tue Jul 16 03:53:32 2002
++++ kopi-2.1B/src/kjc/JCompoundAssignmentExpression.java Wed Nov 26 00:47:18 2003
+@@ -239,6 +239,13 @@
+
+ if (oper == OPE_PLUS && type.equals(factory.createReferenceType(TypeFactory.RFT_STRING))) {
+ // left.genCode(context, false);
++ /* Isn't it stupid to call String.valueOf(String) ?
++ * But we must do this because it may be null.
++ */
++ code.plantMethodRefInstruction(opc_invokestatic,
++ "java/lang/String",
++ "valueOf",
++ "(Ljava/lang/Object;)Ljava/lang/String;");
+ right.genCode(context, false);
+ if (!right.getType(factory).isReference()) {
+ code.plantMethodRefInstruction(opc_invokestatic,