mpq: Use more macros and MPZ_REALLOC return value when possible.

1 files changed, 10 insertions, 9 deletions

diff --git a/mpq/neg.c b/mpq/neg.c
index 066daa4c3..a292cced2 100644
--- a/mpq/neg.c
+++ b/mpq/neg.c
@@ -1,6 +1,6 @@
 /* mpq_neg -- negate a rational.
 
-Copyright 2000, 2001 Free Software Foundation, Inc.
+Copyright 2000, 2001, 2012 Free Software Foundation, Inc.
 
 This file is part of the GNU MP Library.
 
@@ -30,16 +30,17 @@ mpq_neg (mpq_ptr dst, mpq_srcptr src)
 
   if (src != dst)
     {
-      mp_size_t  num_abs_size = ABS(num_size);
-      mp_size_t  den_size = SIZ(DEN(src));
+      mp_size_t  size;
+      mp_ptr dp;
 
-      MPZ_REALLOC (mpq_numref(dst), num_abs_size);
-      MPZ_REALLOC (mpq_denref(dst), den_size);
+      size = ABS(num_size);
+      dp = MPZ_REALLOC (NUM(dst), size);
+      MPN_COPY (dp, PTR(NUM(src)), size);
 
-      MPN_COPY (PTR(NUM(dst)), PTR(NUM(src)), num_abs_size);
-      MPN_COPY (PTR(DEN(dst)), PTR(DEN(src)), den_size);
-
-      SIZ(DEN(dst)) = den_size;
+      size = SIZ(DEN(src));
+      dp = MPZ_REALLOC (DEN(dst), size);
+      SIZ(DEN(dst)) = size;
+      MPN_COPY (dp, PTR(DEN(src)), size);
     }
 
   SIZ(NUM(dst)) = -num_size;