Hi,
the following patch corrects the described bug, i.e. the makefile
======= Makefile Begin ==========
a = 1
targ: a +=
targ:
@echo "$@: a = $(a)"
======= Makefile End ===========
gives now the correct answer: "targ: a = 1".
Best Regards,
Oliver
Index: expand.c
===================================================================
RCS file: /cvsroot/make/make/expand.c,v
retrieving revision 1.35
diff -u -3 -p -r1.35 expand.c
--- expand.c 30 Jan 2003 06:21:36 -0000 1.35
+++ expand.c 7 Jul 2003 17:46:29 -0000
@@ -143,7 +143,7 @@ reference_variable (char *o, char *name,
if (v == 0)
warn_undefined (name, length);
- if (v == 0 || *v->value == '\0')
+ if (v == 0 || (*v->value == '\0' && !v->append))
return o;
--
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