From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Mon, 8 Dec 2008 17:18:11 +0000 (+0000)
Subject: Copy the sign bit when truncating a float tarval.
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=f3498269f46071dc3fc85b67fad57f106b528d74;p=libfirm

Copy the sign bit when truncating a float tarval.

[r24403]
---

diff --git a/ir/tv/fltcalc.c b/ir/tv/fltcalc.c
index 0f162da3f..eedee4d16 100644
--- a/ir/tv/fltcalc.c
+++ b/ir/tv/fltcalc.c
@@ -811,7 +811,10 @@ static void _trunc(const fp_value *a, fp_value *result) {
 	/* and the mask and return the result */
 	sc_and(_mant(a), temp, _mant(result));
 
-	if (a != result) memcpy(_exp(result), _exp(a), value_size);
+	if (a != result) {
+		memcpy(_exp(result), _exp(a), value_size);
+		result->sign = a->sign;
+	}
 }
 
 /********