From 3c5d92e155db70538990762b6c8374aa1e652950 Mon Sep 17 00:00:00 2001
From: vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4>
Date: Thu, 4 Jun 2020 14:29:17 +0000
Subject: [acinclude.m4] Fixed r13938: the new MPFR_C_REALFP_FORMAT macro also
 needs to take the printf length modifier in argument.

git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@13939 280ebfd0-de03-0410-8827-d642c229c3f4
---
 acinclude.m4 | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/acinclude.m4 b/acinclude.m4
index 956622362..981662b73 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -526,7 +526,7 @@ AC_RUN_IFELSE([AC_LANG_PROGRAM([[
 LIBS="$saved_LIBS"
 
 dnl Try to determine the format of double
-MPFR_C_REALFP_FORMAT(double)
+MPFR_C_REALFP_FORMAT(double,)
 case $mpfr_cv_c_double_format in
   "IEEE double, big endian"*)
     AC_DEFINE(HAVE_DOUBLE_IEEE_BIG_ENDIAN, 1)
@@ -542,7 +542,7 @@ case $mpfr_cv_c_double_format in
 esac
 
 dnl Now try to determine the format of long double
-MPFR_C_REALFP_FORMAT(long double)
+MPFR_C_REALFP_FORMAT(long double,L)
 case $mpfr_cv_c_long_double_format in
   "IEEE double, big endian"*)
     AC_DEFINE(HAVE_LDOUBLE_IS_DOUBLE, 1)
@@ -1104,8 +1104,9 @@ AC_DEFUN([MPFR_PARSE_DIRECTORY],
 
 dnl MPFR_C_REALFP_FORMAT
 dnl --------------------
-dnl Determine the format of a real floating type, actually either
-dnl double or long double.
+dnl Determine the format of a real floating type (first argument),
+dnl actually either double or long double. The second argument is
+dnl the printf length modifier.
 dnl
 dnl The object file is grepped, so as to work when cross-compiling.
 dnl Start and end sequences are included to avoid false matches, and
@@ -1163,7 +1164,7 @@ foo_t foo = {
 int main (void) {
   int i;
   for (i = 0; i < 8; i++)
-    printf ("%d %Lf\n", foo.before[i] + foo.after[i], foo.x);
+    printf ("%d %$2f\n", foo.before[i] + foo.after[i], foo.x);
   return 0;
 }
 ]
-- 
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