From 77f9d57de4989f5012b1651df6512c4828144d93 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@uclibc-ng.org>
Date: Tue, 16 Feb 2016 22:15:39 +0100
Subject: rework ARM NEON support

Don't build C library with -ffast-math when NEON is globally enabled.
Disable NEON support by default.
Remove dangerous -funsafe-math-optimizations.

Most suggestions from Rich Felker after analyzing libc-test
failures in my setup.
---
 toolchain/musl/Makefile | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'toolchain/musl')

diff --git a/toolchain/musl/Makefile b/toolchain/musl/Makefile
index 8390b13a7..0c628806a 100644
--- a/toolchain/musl/Makefile
+++ b/toolchain/musl/Makefile
@@ -12,6 +12,8 @@ endif
 # not yet possible
 TARGET_CFLAGS:=		$(filter-out -fstack-protector-all,$(TARGET_CFLAGS))
 TARGET_LDFLAGS:=	$(filter-out -fstack-protector-all,$(TARGET_LDFLAGS))
+# don't use fast-math for C library
+TARGET_CFLAGS:=         $(filter-out -ffast-math,$(TARGET_CFLAGS))
 
 $(WRKBUILD)/.configured:
 	(cd $(WRKBUILD); CC='$(TARGET_CC)' CROSS_COMPILE='$(TARGET_CROSS)' \
-- 
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