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[PULL,021/118] libdecnumber: Eliminate Unused Variable in decSetSubnormal

Message ID 1401885899-16524-22-git-send-email-agraf@suse.de
State New
Headers show

Commit Message

Alexander Graf June 4, 2014, 12:43 p.m. UTC 
From: Tom Musta <tommusta@gmail.com>

Eliminate an unused variable in the decSetSubnormal routine.  The
variable dnexp is declared and eventually set but never used, and
thus may trigger an unused-but-set-variable warning.

Signed-off-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 libdecnumber/decNumber.c | 2 --
 1 file changed, 2 deletions(-)
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Patch

diff --git a/libdecnumber/decNumber.c b/libdecnumber/decNumber.c
index 1bfc081..f6b6eb1 100644
--- a/libdecnumber/decNumber.c
+++ b/libdecnumber/decNumber.c
@@ -7403,7 +7403,6 @@  static void decSetMaxValue(decNumber *dn, decContext *set) {
 /* ------------------------------------------------------------------ */
 static void decSetSubnormal(decNumber *dn, decContext *set, Int *residue,
 			    uInt *status) {
-  Int	     dnexp;	      /* saves original exponent */
   decContext workset;	      /* work */
   Int	     etiny, adjust;   /* .. */
 
@@ -7448,7 +7447,6 @@  static void decSetSubnormal(decNumber *dn, decContext *set, Int *residue,
 
   /* adjust>0, so need to rescale the result so exponent becomes Etiny */
   /* [this code is similar to that in rescale] */
-  dnexp=dn->exponent;			/* save exponent */
   workset=*set;				/* clone rounding, etc. */
   workset.digits=dn->digits-adjust;	/* set requested length */
   workset.emin-=adjust;			/* and adjust emin to match */