From 2e746cebd9c6bb42b4892135942be7ddf865b3bf Mon Sep 17 00:00:00 2001
From: Iain Sandoe <iain@sandoe.co.uk>
Date: Mon, 7 Sep 2020 09:21:40 +0100
Subject: [PATCH] Darwin : Update libc function availability.

Darwin libc has sincos from 10.9 (darwin13) onwards.

gcc/ChangeLog:

	* config/darwin.c (darwin_libc_has_function): Report sincos
	available from 10.9.
---
 gcc/config/darwin.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gcc/config/darwin.c b/gcc/config/darwin.c
index 2c6da2b47c48..c8edfb88b595 100644
--- a/gcc/config/darwin.c
+++ b/gcc/config/darwin.c
@@ -3545,7 +3545,8 @@ bool
 darwin_libc_has_function (enum function_class fn_class)
 {
   if (fn_class == function_sincos)
-    return false;
+    return (strverscmp (darwin_macosx_version_min, "10.9") >= 0);
+
   if (fn_class == function_c99_math_complex
       || fn_class == function_c99_misc)
     return (TARGET_64BIT
-- 
2.47.2