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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-05-08 02:07:43 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-05-08 02:07:43 +0000 |
commit | 66abf4ad68609d70d7a1ebe14c519c150b5957ef (patch) | |
tree | 8dcae5262af1a7dd9a6f66ecaccc4675592c9463 | |
parent | 7eb6e562e51c06e5ef8aad841b5542aebe246f01 (diff) | |
download | ruby-66abf4ad68609d70d7a1ebe14c519c150b5957ef.tar.gz |
* ext/bigdecimal/bigdecimal.c (VpAlloc): ensure buf does not get
collected. based on a patch masaya tarui at [ruby-dev:41213].
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27665 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | ext/bigdecimal/bigdecimal.c | 5 | ||||
-rw-r--r-- | test/bigdecimal/test_bigdecimal.rb | 11 |
3 files changed, 19 insertions, 2 deletions
@@ -1,3 +1,8 @@ +Sat May 8 11:07:41 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * ext/bigdecimal/bigdecimal.c (VpAlloc): ensure buf does not get + collected. based on a patch masaya tarui at [ruby-dev:41213]. + Sat May 8 10:03:39 2010 Tanaka Akira <akr@fsij.org> * ext/socket/lib/socket.rb (BasicSocket#connect_address): MacOS X 10.6 diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index 9a3dec83d8..817fc13cfd 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -2593,7 +2593,7 @@ VpAlloc(U_LONG mx, const char *szVal) int sign=1; Real *vp = NULL; U_LONG mf = VpGetPrecLimit(); - volatile VALUE buf; + VALUE buf; mx = (mx + BASE_FIG - 1) / BASE_FIG + 1; /* Determine allocation unit. */ if(szVal) { @@ -2621,7 +2621,7 @@ VpAlloc(U_LONG mx, const char *szVal) /* Skip all '_' after digit: 2006-6-30 */ ni = 0; - buf = rb_str_new(0,strlen(szVal)+1); + buf = rb_str_tmp_new(strlen(szVal)+1); psz = RSTRING_PTR(buf); i = 0; ipn = 0; @@ -2720,6 +2720,7 @@ VpAlloc(U_LONG mx, const char *szVal) vp->MaxPrec = mx; /* set max precision */ VpSetZero(vp,sign); VpCtoV(vp, &(szVal[ipn]), ni, &(szVal[ipf]), nf, &(szVal[ipe]), ne); + rb_str_resize(buf, 0); return vp; } diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb index b266233b20..b8d933eb1c 100644 --- a/test/bigdecimal/test_bigdecimal.rb +++ b/test/bigdecimal/test_bigdecimal.rb @@ -698,4 +698,15 @@ class TestBigDecimal < Test::Unit::TestCase assert_equal(BigDecimal::SIGN_POSITIVE_ZERO, BigDecimal.new("1E-1" + "0" * 10000).sign) assert_equal(BigDecimal::SIGN_NEGATIVE_ZERO, BigDecimal.new("-1E-1" + "0" * 10000).sign) end + + def test_gc + bug3258 = '[ruby-dev:41213]' + stress, GC.stress = GC.stress, true + 1000.times do |i| + b = BigDecimal.new("1"+"0"*i).to_s + assert_equal([1, "1", 10, i+1], b.split, bug3258) + end + ensure + GC.stress = stress + end end |