Remove Fixnum and Bignum constants

Author: andrykonchin

CHANGELOG.md

@@ -54,6 +54,7 @@ Compatibility:
 * Limit maximum encoding set size by 256 (#3039, @thomasmarshall, @goyox86).
 * Remove deprecated methods `Dir.exists?`, `File.exists?`, and `Kernel#=~` (#3039, @patricklinpl, @nirvdrum).
 * Remove deprecated `FileTest.exists?` method (#3039, @andrykonchin).
+* Remove deprecated `Fixnum` and `Bignum` constants (#3039, @andrykonchin).
 
 Performance:
 

bench/asciidoctor/asciidoctor/lib/asciidoctor/document.rb

@@ -225,7 +225,7 @@ def initialize data = nil, options = {}
       # safely resolve the safe mode from const, int or string
       if !(safe_mode = options[:safe])
         @safe = SafeMode::SECURE
-      elsif ::Fixnum === safe_mode
+      elsif ::Integer === safe_mode  # this is fixed in upstream in v1.5.5 (https://github.com/asciidoctor/asciidoctor/blob/main/CHANGELOG.adoc#155-2016-10-05---mojavelinux)
         # be permissive in case API user wants to define new levels
         @safe = safe_mode
       else

spec/ffi/fixtures/compile.rb

@@ -11,7 +11,7 @@ module TestLibrary
   CPU = case RbConfig::CONFIG['host_cpu'].downcase
     when /i[3456]86/
       # Darwin always reports i686, even when running in 64bit mode
-      if RbConfig::CONFIG['host_os'] =~ /darwin/ && 0xfee1deadbeef.is_a?(Fixnum)
+      if RbConfig::CONFIG['host_os'] =~ /darwin/ && [1].pack("J").bytesize == 8
         "x86_64"
       else
         "i386"

spec/tags/core/integer/constants_tags.txt

@@ -34,9 +34,6 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-Fixnum = Bignum = Integer
-Object.deprecate_constant :Fixnum, :Bignum
-
 class Integer < Numeric
 
   # Have a copy in Integer of the Numeric version, as MRI does