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Get fixnum_{min,max} from RbConfig::LIMITS when available

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It's better than guessing based on the pointer size if the
implementation provides it directly.
This commit is contained in:
Alan Wu 2024-07-23 18:27:07 -04:00 committed by Benoit Daloze
parent fbb981b9f8
commit 28382505b2
Notes: git 2024-07-24 16:20:48 +00:00 
Merged: https://github.com/ruby/ruby/pull/11130
1 changed files with 18 additions and 1 deletions
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19
spec/mspec/lib/mspec/helpers/numeric.rb
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@ -31,7 +31,24 @@ end
# specs based on the relationship between values rather than specific # specs based on the relationship between values rather than specific
# values. # values.
if PlatformGuard.standard? or PlatformGuard.implementation? :topaz if PlatformGuard.standard? or PlatformGuard.implementation? :topaz
if PlatformGuard.c_long_size? 32 limits_available = begin
require 'rbconfig/sizeof'
defined?(RbConfig::LIMITS.[]) && ['FIXNUM_MAX', 'FIXNUM_MIN'].all? do |key|
Integer === RbConfig::LIMITS[key]
end
rescue LoadError
false
end
if limits_available
def fixnum_max
RbConfig::LIMITS['FIXNUM_MAX']
end
def fixnum_min
RbConfig::LIMITS['FIXNUM_MIN']
end
elsif PlatformGuard.c_long_size? 32
def fixnum_max def fixnum_max
(2**30) - 1 (2**30) - 1
end end