From 869e7809a30f024ffa67fbfed7fa4b0eacad7475 Mon Sep 17 00:00:00 2001 From: shyouhei Date: Mon, 8 Aug 2016 04:19:58 +0000 Subject: * internal.h (RBASIC_CLEAR_CLASS): Reroute ANSI C's strict aliasing rule. [ruby-core:74427][Bug #12191][ruby-core:76747][Bug #12657] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55831 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- internal.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'internal.h') diff --git a/internal.h b/internal.h index b013f84616..369b32f90f 100644 --- a/internal.h +++ b/internal.h @@ -1250,8 +1250,8 @@ struct RBasicRaw { VALUE klass; }; -#define RBASIC_CLEAR_CLASS(obj) (((struct RBasicRaw *)((VALUE)(obj)))->klass = 0) -#define RBASIC_SET_CLASS_RAW(obj, cls) (((struct RBasicRaw *)((VALUE)(obj)))->klass = (cls)) +#define RBASIC_CLEAR_CLASS(obj) memset(&(((struct RBasicRaw *)((VALUE)(obj)))->klass), 0, sizeof(((struct RBasicRaw *) +#define RBASIC_SET_CLASS_RAW(obj, cls) memcpy(&((struct RBasicRaw *)((VALUE)(obj)))->klass, &(cls), sizeof(VALUE)) #define RBASIC_SET_CLASS(obj, cls) do { \ VALUE _obj_ = (obj); \ RB_OBJ_WRITE(_obj_, &((struct RBasicRaw *)(_obj_))->klass, cls); \ -- cgit v1.2.3