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More informative error message if GMP not found

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* configure.ac: Mention --enable-mini-gmp if GMP not found.
This commit is contained in:
Andy Wingo 2021-03-07 20:43:16 +01:00
parent cad6094cbc
commit 91547abf54
1 changed files with 1 additions and 1 deletions
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2
configure.ac
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@ -657,7 +657,7 @@ if test "x$enable_mini_gmp" = xyes || test "x$enable_mini_gmp" = xy; then
else
AC_LIB_HAVE_LINKFLAGS([gmp],[],[#include <gmp.h>], [mpz_import (0,0,0,0,0,0,0);])
if test "x$HAVE_LIBGMP" != "xyes"; then
AC_MSG_ERROR([GNU MP 4.1 or greater not found])
AC_MSG_ERROR([GNU MP 4.1 or greater not found; either install it, or pass '--enable-mini-gmp' to use included less-optimal arbitrary-precision integer support.])
fi
if test "x$LIBGMP_PREFIX" != "x"; then
CPPFLAGS="-I$LIBGMP_PREFIX $CPPFLAGS"