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uclibc: fix mips/mips64 build with older compilers

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For example gcc 4.8.x fails to build uClibc-ng for mips/mips64.
Check if feature exist before using it.

Reported-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Waldemar Brodkorb 2016-10-09 21:39:13 +02:00 committed by Thomas Petazzoni
parent 40da5b434d
commit 6e99c712bc
1 changed files with 28 additions and 0 deletions
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28
package/uclibc/0005-fix-mips-mips64-build-for-old-compilers.patch Normal file
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@ -0,0 +1,28 @@
From 43c4bbf3e0e61f5f487a00a0066816913503656c Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@uclibc-ng.org>
Date: Sun, 9 Oct 2016 20:15:00 +0200
Subject: [PATCH] fix mips/mips64 build for old compilers
Signed-off-by: Waldemar Brodkorb <wbx@uclibc-ng.org>
---
Rules.mak | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Rules.mak b/Rules.mak
index 67189ff..b9dbf25 100644
--- a/Rules.mak
+++ b/Rules.mak
@@ -404,8 +404,8 @@ ifeq ($(TARGET_ARCH),mips)
CPU_CFLAGS-$(CONFIG_MIPS_N64_ABI)+=-mabi=64
CPU_CFLAGS-$(CONFIG_MIPS_O32_ABI)+=-mabi=32
CPU_CFLAGS-$(CONFIG_MIPS_N32_ABI)+=-mabi=n32
- CPU_CFLAGS-$(CONFIG_MIPS_NAN_LEGACY)+=-mnan=legacy
- CPU_CFLAGS-$(CONFIG_MIPS_NAN_2008)+=-mnan=2008
+ CPU_CFLAGS-$(CONFIG_MIPS_NAN_LEGACY)+=$(call check_gcc,-mnan=legacy)
+ CPU_CFLAGS-$(CONFIG_MIPS_NAN_2008)+=$(call check_gcc,-mnan=2008)
CPU_LDFLAGS-y += $(CPU_CFLAGS)
endif
--
2.1.4