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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>
This commit is contained in:
dp-arm 2017-05-03 16:30:54 +01:00
parent 7c7dffd8aa
commit 344af65608
1 changed files with 2 additions and 2 deletions
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4
Makefile
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@ -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