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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-10-17 08:50:01 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-10-17 08:50:01 +0000
commit1efb3c31b731e99627bbc0da13dfd3463bb67c67 (patch)
treef6258144a4e2509c34fac5fcda8291547951b4dc /include
parent0f67a3bb3171c98770c7a5de8559636d2551a3b8 (diff)
* Avoid undefined behaviors found by gcc -fsanitize=undefined.
gcc (Debian 4.9.1-16) 4.9.1 * include/ruby/ruby.h (INT2FIX): Avoid undefined behavior. * node.h (nd_set_line): Ditto. * pack.c (encodes): Ditto. (pack_unpack): Ditto. * regint.h (BIT_STATUS_AT): Ditto. (BS_BIT): Ditto. * time.c (time_mdump): Ditto. (time_mload): Ditto. * vm_core.h (VM_FRAME_MAGIC_MASK): Ditto. * vm_trace.c (recalc_add_ruby_vm_event_flags): Ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47996 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'include')
-rw-r--r--include/ruby/ruby.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 539c1b3f63..8b133cd7cc 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -230,7 +230,7 @@ typedef char ruby_check_sizeof_voidp[SIZEOF_VOIDP == sizeof(void*) ? 1 : -1];
#define FIXNUM_MAX (LONG_MAX>>1)
#define FIXNUM_MIN RSHIFT((long)LONG_MIN,1)
-#define INT2FIX(i) ((VALUE)(((SIGNED_VALUE)(i))<<1 | FIXNUM_FLAG))
+#define INT2FIX(i) (((VALUE)(i))<<1 | FIXNUM_FLAG)
#define LONG2FIX(i) INT2FIX(i)
#define rb_fix_new(v) INT2FIX(v)
VALUE rb_int2inum(SIGNED_VALUE);