From ac681c499d64aecda8fa3beb5e9a0a5b6535a8ef Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <janneke@gnu.org>
Date: Fri, 1 Feb 2019 09:29:49 +0100
Subject: [PATCH] lib: Support gcc-4.6.4: Add float macros.

* include/float.h (DBL_EPSILON, DBL_MANT_DIG, DBL_MAX, DBL_MIN,
FLT_RADIX, LDBL_EPSILON, LDBL_MANT_DIG, LDBL_MAX, LDBL_MIN): New
macro.
---
 include/float.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/float.h b/include/float.h
index b5aeba3a..6f8092b5 100644
--- a/include/float.h
+++ b/include/float.h
@@ -29,6 +29,19 @@
 #define DBL_MIN_EXP -1021
 #define LDBL_MIN_EXP -1021
 
+// gcc-4.6
+#define DBL_EPSILON 1
+#define DBL_MANT_DIG 1
+#define DBL_MAX INT_MAX
+#define DBL_MIN INT_MIN
+
+#define FLT_RADIX 10
+
+#define LDBL_EPSILON 1
+#define LDBL_MANT_DIG 1
+#define LDBL_MAX INT_MAX
+#define LDBL_MIN INT_MIN
+
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_FLOAT_H