diff options
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | ext/bigdecimal/bigdecimal.c | 4 | ||||
| -rw-r--r-- | test/bigdecimal/test_bigdecimal.rb | 1 |
3 files changed, 7 insertions, 2 deletions
@@ -1,3 +1,7 @@ +Fri May 7 03:40:58 2010 NARUSE, Yui <naruse@ruby-lang.org> + + * ext/bigdecimal/bigdecimal.c (VpCtoV): fix to check overflow. + Thu May 6 22:19:38 2010 NAKAMURA Usaku <usa@ruby-lang.org> * cont.c: define FIBER_USE_NATIVE only when _WIN32_WINNT >= 0x0400 diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index ce311a6b12..9a3dec83d8 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -4033,9 +4033,9 @@ VpCtoV(Real *a, const char *int_chr, U_LONG ni, const char *frac, U_LONG nf, con while(i < me) { es = e*((S_INT)BASE_FIG); e = e * 10 + exp_chr[i] - '0'; - if(es>e*((S_INT)BASE_FIG)) { + if(es > (S_INT)(e*BASE_FIG)) { exponent_overflow = 1; - e = es; + e = es; /* keep sign */ break; } ++i; diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb index 536ec4874c..b266233b20 100644 --- a/test/bigdecimal/test_bigdecimal.rb +++ b/test/bigdecimal/test_bigdecimal.rb @@ -25,6 +25,7 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal( 1, BigDecimal.new("Infinity").infinite?) assert_equal(-1, BigDecimal.new("-Infinity").infinite?) assert_equal(true, BigDecimal.new("NaN").nan?) + assert_equal( 1, BigDecimal.new("1E11111111111").infinite?) end def _test_mode(type) |