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authoryugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-02-02 08:07:15 +0000
committeryugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2009-02-02 08:07:15 +0000
commitdb2f9b17e338e6f575310a064e9dd2dafbd93bff (patch)
tree360aa438e4af524563d42f2805cd6b43fb31812c
parent045c0422acf688ac4702edf85533332c75d14280 (diff)
merges r21925 from trunk into ruby_1_9_1.
* variable.c (rb_const_get_0), vm_insnhelper.c (vm_get_ev_const): avoids infinite self recursion autoload. [ruby-core:21696] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@21956 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--ChangeLog5
-rw-r--r--bootstraptest/test_autoload.rb8
-rw-r--r--variable.c3
-rw-r--r--vm_insnhelper.c3
4 files changed, 19 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index ef958397de..22ef594cc0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Feb 1 05:19:43 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * variable.c (rb_const_get_0), vm_insnhelper.c (vm_get_ev_const):
+ avoids infinite self recursion autoload. [ruby-core:21696]
+
Fri Jan 30 14:31:14 2009 NAKAMURA Usaku <usa@ruby-lang.org>
* tool/make-snapshot (prereq): remove enc.mk from tarball because
diff --git a/bootstraptest/test_autoload.rb b/bootstraptest/test_autoload.rb
index 048256170e..395153f438 100644
--- a/bootstraptest/test_autoload.rb
+++ b/bootstraptest/test_autoload.rb
@@ -59,3 +59,11 @@ assert_equal 'okok', %q{
[t1.value, t2.value].join
}
+assert_finish 5, %q{
+ autoload :ZZZ, File.expand_path(__FILE__)
+ begin
+ ZZZ
+ rescue NameError
+ end
+}, '[ruby-core:21696]'
+
diff --git a/variable.c b/variable.c
index 0cc87d7fd3..b920c6797d 100644
--- a/variable.c
+++ b/variable.c
@@ -1470,8 +1470,11 @@ rb_const_get_0(VALUE klass, ID id, int exclude, int recurse)
tmp = klass;
retry:
while (RTEST(tmp)) {
+ VALUE am = 0;
while (RCLASS_IV_TBL(tmp) && st_lookup(RCLASS_IV_TBL(tmp),id,&value)) {
if (value == Qundef) {
+ if (am == tmp) break;
+ am = tmp;
rb_autoload_load(tmp, id);
continue;
}
diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index 7b4fd37979..0e54dddc59 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -1082,10 +1082,13 @@ vm_get_ev_const(rb_thread_t *th, const rb_iseq_t *iseq,
cref = cref->nd_next;
if (!NIL_P(klass)) {
+ VALUE am = 0;
search_continue:
if (RCLASS_IV_TBL(klass) &&
st_lookup(RCLASS_IV_TBL(klass), id, &val)) {
if (val == Qundef) {
+ if (am == klass) break;
+ am = klass;
rb_autoload_load(klass, id);
goto search_continue;
}