* compile.c (defined_expr): test arguments of NODE_CALL and so

  on as well as NODE_ATTRASGN.  [ruby-core:10886]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12156 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 4 deletions

diff --git a/compile.c b/compile.c
index e12e58f8d9..bba5e096c8 100644
--- a/compile.c
+++ b/compile.c
@@ -2031,8 +2031,9 @@ defined_expr(rb_iseq_t *iseq, LINK_ANCHOR *ret,
 	     NODE * node, LABEL *lfinish, VALUE needstr)
 {
     char *estr = 0;
+    enum node_type type;
 
-    switch (nd_type(node)) {
+    switch (type = nd_type(node)) {
 
 	/* easy literals */
       case NODE_NIL:
@@ -2146,15 +2147,17 @@ defined_expr(rb_iseq_t *iseq, LINK_ANCHOR *ret,
 	LABEL *lfalse = NULL;
 	int self = Qtrue;
 
-	switch (nd_type(node)) {
+	switch (type) {
 	  case NODE_ATTRASGN:
-	    lfalse = NEW_LABEL(nd_line(node));
-	    defined_expr(iseq, ret, node->nd_args, lfinish, Qfalse);
 	    if (node->nd_recv == (NODE *)1) break;
 	  case NODE_CALL:
 	    self = Qfalse;
 	    break;
 	}
+	if (node->nd_args) {
+	    lfalse = NEW_LABEL(nd_line(node));
+	    defined_expr(iseq, ret, node->nd_args, lfinish, Qfalse);
+	}
 	if (!self) {
 	    LABEL *lcont = NEW_LABEL(nd_line(node));