Make gmp-glue.c work in the case that GMP does define mpz_limbs_read and friends.

diff --git a/ChangeLog b/ChangeLog
index afa886e20b40099e3970f5ee929419e98a41e9cc..bb7e07e2fea580ab855fab68074481d8f08437fb 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2013-03-07  Niels Möller  <nisse@lysator.liu.se>
 
+       * gmp-glue.c (mpz_limbs_cmp): Don't use PTR and SIZ macros.
+
        * Makefile.in (aesdata, desdata, twofishdata, shadata, gcmdata)
        (eccdata): Arrange for compiling these programs for running on the
        build system, also when cross compiling everything else.

diff --git a/gmp-glue.c b/gmp-glue.c
index 85b6beda01ab7fedce65c86ed40a6b58bd10adf0..b468699bdcb9a64f41e4414351d0896a507a6aff 100644 (file)
--- a/gmp-glue.c
+++ b/gmp-glue.c
@@ -111,7 +111,10 @@ mpz_roinit_n (mpz_ptr x, const mp_limb_t *xp, mp_size_t xs)
 int
 mpz_limbs_cmp (mpz_srcptr a, const mp_limb_t *bp, mp_size_t bn)
 {
-  mp_size_t an = SIZ (a);
+  mp_size_t an = mpz_size (a);
+  assert (mpz_sgn (a) >= 0);
+  assert (bn >= 0);
+
   if (an < bn)
     return -1;
   if (an > bn)
@@ -119,7 +122,7 @@ mpz_limbs_cmp (mpz_srcptr a, const mp_limb_t *bp, mp_size_t bn)
   if (an == 0)
     return 0;
 
-  return mpn_cmp (PTR(a), bp, an);
+  return mpn_cmp (mpz_limbs_read(a), bp, an);
 }
 
 /* Get a pointer to an n limb area, for read-only operation. n must be