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diff -ur mpfr-3.1.3.orig/src/mparam_h.in mpfr-3.1.3/src/mparam_h.in
--- mpfr-3.1.3.orig/src/mparam_h.in 2015-06-19 21:55:10.000000000 +0200
+++ mpfr-3.1.3/src/mparam_h.in 2015-06-20 12:11:28.000000000 +0200
@@ -27,7 +27,9 @@
for example with gcc -dM -E -xc /dev/null
As of gcc 4.2, you can also use: -march=native or -mtune=native */
-#if defined (__tune_pentium4__) /* Threshold for Pentium 4 */
+#if 1 /* no processor specific optimization for TeX Live */
+#define MPFR_TUNE_CASE "default"
+#elif defined (__tune_pentium4__) /* Threshold for Pentium 4 */
#define MPFR_TUNE_CASE "src/x86_64/pentium4/mparam.h"
#include "x86_64/pentium4/mparam.h"
diff -ur mpfr-3.1.3.orig/src/mpfr-impl.h mpfr-3.1.3/src/mpfr-impl.h
--- mpfr-3.1.3.orig/src/mpfr-impl.h 2015-06-19 21:55:09.000000000 +0200
+++ mpfr-3.1.3/src/mpfr-impl.h 2015-06-20 12:14:04.000000000 +0200
@@ -23,6 +23,11 @@
#ifndef __MPFR_IMPL_H__
#define __MPFR_IMPL_H__
+/* Include MPFR 'config.h' before ANY system headers */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
/* Let's include some standard headers unconditionally as they are
already needed by several source files or when some options are
enabled/disabled, and it is easy to forget them (some configure
@@ -56,12 +61,6 @@
****************** Include files *********************
******************************************************/
-/* Include 'config.h' before using ANY configure macros if needed
- NOTE: It isn't MPFR 'config.h', but GMP's one! */
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
/* For the definition of MPFR_THREAD_ATTR. GCC/ICC detection macros are
no longer used, as they sometimes gave incorrect information about
the support of thread-local variables. A configure check is now done. */
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