[PATCH v3 5/5] ARM: warn if divided syntax assembler is used

From: Stefan Agner
Date: Tue Feb 12 2019 - 15:02:18 EST


Remove the -mno-warn-deprecated assembler flag to make sure the GNU
assembler warns in case non-unified syntax is used.

Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
Acked-by: Nicolas Pitre <nico@xxxxxxxxxx>
Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
---
Changes in v2:
- Remove AFLAGS_NOWARN from CFLAGS_ISA

arch/arm/Makefile | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index a0d08a3c9d33..9561325c5201 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -112,19 +112,16 @@ ifeq ($(CONFIG_ARM_UNWIND),y)
CFLAGS_ABI +=-funwind-tables
endif

-# Accept old syntax despite ".syntax unified"
-AFLAGS_NOWARN :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
-
ifeq ($(CONFIG_THUMB2_KERNEL),y)
AFLAGS_AUTOIT :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
-CFLAGS_ISA :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
+CFLAGS_ISA :=-mthumb $(AFLAGS_AUTOIT)
AFLAGS_ISA :=$(CFLAGS_ISA) -Wa$(comma)-mthumb
# Work around buggy relocation from gas if requested:
ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
KBUILD_CFLAGS_MODULE +=-fno-optimize-sibling-calls
endif
else
-CFLAGS_ISA :=$(call cc-option,-marm,) $(AFLAGS_NOWARN)
+CFLAGS_ISA :=$(call cc-option,-marm,)
AFLAGS_ISA :=$(CFLAGS_ISA)
endif

--
2.20.1