diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | test/ruby/test_float.rb | 1 | ||||
-rw-r--r-- | util.c | 5 |
3 files changed, 9 insertions, 2 deletions
@@ -1,3 +1,8 @@ +Mon Sep 6 09:47:24 2010 NARUSE, Yui <naruse@ruby-lang.org> + + * util.c (ruby_strtod): check there is at least 1 digit after + "0x" before ".". [ruby-dev:42183] #3790 + Mon Sep 6 09:44:50 2010 NARUSE, Yui <naruse@ruby-lang.org> * util.c (ruby_strtod): check integr overflow. diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb index 08ec63a6f9..1146b583f0 100644 --- a/test/ruby/test_float.rb +++ b/test/ruby/test_float.rb @@ -447,6 +447,7 @@ class TestFloat < Test::Unit::TestCase assert(!Float(([1] * 10000).join("_")).infinite?) # is it really OK? assert_raise(ArgumentError) { Float("1.0\x001") } assert_equal(15.9375, Float('0xf.fp0')) + assert_raise(ArgumentError) { Float('0x') } assert_raise(ArgumentError) { Float('0xf.fp') } assert_equal(Float::INFINITY, Float('0xf.fp1000000000000000')) assert_equal(1, suppress_warning {Float("1e10_00")}.infinite?) @@ -2123,10 +2123,11 @@ break2: s0 = ++s; adj = 0; - while (*++s && (s1 = strchr(hexdigit, *s))) { + if (!*++s || !(s1 = strchr(hexdigit, *s))) goto ret0; + do { adj *= 16; adj += (s1 - hexdigit) & 15; - } + } while (*++s && (s1 = strchr(hexdigit, *s))); if (*s == '.') { aadj = 1.; |