* ext/bigdecimal/bigdecimal.c (VpCtoV): Initialize a local variable

even when overflow. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40215 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
lann · Apr 10, 2013 · 3f9e0e4 · 3f9e0e4
1 parent fa9b5bf
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Apr 10 17:39:13 2013  Tanaka Akira  <[email protected]>
+
+	* ext/bigdecimal/bigdecimal.c (VpCtoV): Initialize a local variable
+	  even when overflow.
+
 Wed Apr 10 12:32:37 2013  Tanaka Akira  <[email protected]>
 
 	* bignum.c (rb_ll2big): Don't overflow on signed integer negation.

diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
@@ -5270,8 +5270,10 @@ VpCtoV(Real *a, const char *int_chr, size_t ni, const char *frac, size_t nf, con
 	    ++me;
 	}
 	while (i < me) {
-            if (MUL_OVERFLOW_SIGNED_VALUE_P(e, (SIGNED_VALUE)BASE_FIG))
+            if (MUL_OVERFLOW_SIGNED_VALUE_P(e, (SIGNED_VALUE)BASE_FIG)) {
+                es = e;
                 goto exp_overflow;
+            }
 	    es = e * (SIGNED_VALUE)BASE_FIG;
             if (MUL_OVERFLOW_SIGNED_VALUE_P(e, 10) ||
                 SIGNED_VALUE_MAX - (exp_chr[i] - '0') < e * 10)