merge revision(s) f72dc407: [Backport #16297]

	Prohibit calling undefined allocator [Bug #16297]

	---
	 object.c                | 31 +++++++++++++++++++++++++++++--
	 test/ruby/test_class.rb |  8 ++++++++
	 2 files changed, 37 insertions(+), 2 deletions(-)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67896 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index cb482e2a15..c3a2539227 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.6.7"
 #define RUBY_RELEASE_DATE "2021-02-28"
-#define RUBY_PATCHLEVEL 155
+#define RUBY_PATCHLEVEL 156
 
 #define RUBY_RELEASE_YEAR 2021
 #define RUBY_RELEASE_MONTH 2