4 files changed, 14 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 7b72e6a381..889294473b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Wed Mar 14 10:41:34 2001  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* eval.c (rb_yield_0): 0 (= Qfalse) is a valid value, so that
+	  default self should be checked by klass == 0.
+
+	* bignum.c (rb_cstr2inum): should disallow '++1', '+-1', etc.
+
 Tue Mar 13 17:51:09 2001  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* eval.c (ev_const_defined): add new parameter self for special
diff --git a/bignum.c b/bignum.c
index bc4733408b..63384f7ab2 100644
--- a/bignum.c
+++ b/bignum.c
@@ -209,6 +209,10 @@ rb_cstr2inum(str, base)
 	str++;
 	sign = 0;
     }
+    if (str[0] == '+' || str[0] == '-') {
+	if (badcheck) goto bad;
+	return INT2FIX(0);
+    }
     if (base == 0) {
 	if (str[0] == '0') {
 	    if (str[1] == 'x' || str[1] == 'X') {
diff --git a/eval.c b/eval.c
index 1a31db425d..197f6a662b 100644
--- a/eval.c
+++ b/eval.c
@@ -3530,7 +3530,7 @@ rb_yield_0(val, self, klass, acheck)
 	ruby_dyna_vars = block->dyna_vars;
     }
     ruby_class = klass?klass:block->klass;
-    if (!self) self = block->self;
+    if (!klass) self = block->self;
     node = block->body;
 
     if (block->var) {
diff --git a/version.h b/version.h
index 6ae7e2e7f4..f48838e690 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
 #define RUBY_VERSION "1.7.0"
-#define RUBY_RELEASE_DATE "2001-03-13"
+#define RUBY_RELEASE_DATE "2001-03-14"
 #define RUBY_VERSION_CODE 170
-#define RUBY_RELEASE_CODE 20010313
+#define RUBY_RELEASE_CODE 20010314