From 344af65608262b9ee9d71617c5f5e087c82bd7c4 Mon Sep 17 00:00:00 2001
From: dp-arm <dimitris.papastamos@arm.com>
Date: Wed, 3 May 2017 16:30:54 +0100
Subject: Switch default C environment from c99 to gnu99

Since TF uses GCC extensions, switch the C environment
from c99 to gnu99.

This change allows armclang to build TF.

Change-Id: Iaacb2726ba1458af59faf607ae9405d6eedb9962
Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index d9a29bd6..5396c0ed 100644
--- a/Makefile
+++ b/Makefile
@@ -135,8 +135,8 @@ ASFLAGS			+=	$(CPPFLAGS) $(ASFLAGS_$(ARCH))			\
 				-D__ASSEMBLY__ -ffreestanding 			\
 				-Wa,--fatal-warnings
 TF_CFLAGS		+=	$(CPPFLAGS) $(TF_CFLAGS_$(ARCH))		\
-				-ffreestanding -fno-builtin -Wall -std=c99 -Os	\
-				-ffunction-sections -fdata-sections
+				-ffreestanding -fno-builtin -Wall -std=gnu99	\
+				-Os -ffunction-sections -fdata-sections
 
 LDFLAGS			+=	--fatal-warnings -O1
 LDFLAGS			+=	--gc-sections
-- 
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