Changeset 9db01c3 in git

Timestamp:

Jul 26, 2018, 9:34:33 AM (5 years ago)

Author:

Hans Schoenemann <hannes@…>

Branches:

(u'spielwiese', '8e0ad00ce244dfd0756200662572aef8402f13d5')

Children:

c63efbd28728cfbe9c13a3261352f43a1f82eb02

Parents:

1becad6a5d5cdf8123f9ba9b4b8b35707bc413a9

Message:

fix: 32/64-bit: CoeffName (rmodulo2m.cc)

File:

• libpolys/coeffs/rmodulo2m.cc (modified) (3 diffs)

libpolys/coeffs/rmodulo2m.cc

@@ -64 +64 @@
 static char* nr2mCoeffName(const coeffs cf)
 {
-  static char n2mCoeffName_buf[22];
-  snprintf(n2mCoeffName_buf,21,"ZZ/(2^%lu)",cf->modExponent);
+  static char n2mCoeffName_buf[30];
+  if (cf->modExponent>32) /* for 32/64bit arch.*/
+    snprintf(n2mCoeffName_buf,21,"ZZ/(bigint(2)^%lu)",cf->modExponent);
+  else
+    snprintf(n2mCoeffName_buf,21,"ZZ/(2^%lu)",cf->modExponent);
   return n2mCoeffName_buf;
 }
@@ -71 +74 @@
 static void    nr2mCoeffWrite  (const coeffs r, BOOLEAN /*details*/)
 {
-  Print("ZZ/(2^%lu)", r->modExponent);
+  PrintS(nr2mCoeffName(r));
 }
 
@@ -87 +90 @@
 static char* nr2mCoeffString(const coeffs r)
 {
-  // r->modExponent <=bitsize(long)
-  char* s = (char*) omAlloc(11+11);
-  sprintf(s,"ZZ/(2^%lu)",r->modExponent);
-  return s;
+  return omStrDup(nr2mCoeffName(r));
 }