From 1d13edcf9221cfeabfe23eeff046dd7324f532b8 Mon Sep 17 00:00:00 2001
From: Pavel Kirienko <pavel.kirienko@gmail.com>
Date: Sat, 17 Jan 2015 22:35:59 +0300
Subject: Stack checks made optional: ENABLE_STACK_CHECKS

---
 makefiles/toolchain_gnu-arm-eabi.mk | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'makefiles/toolchain_gnu-arm-eabi.mk')

diff --git a/makefiles/toolchain_gnu-arm-eabi.mk b/makefiles/toolchain_gnu-arm-eabi.mk
index 5a7f8390f..b38f40eb4 100644
--- a/makefiles/toolchain_gnu-arm-eabi.mk
+++ b/makefiles/toolchain_gnu-arm-eabi.mk
@@ -80,14 +80,22 @@ ARCHCPUFLAGS_CORTEXM3	 = -mcpu=cortex-m3 \
 			   -march=armv7-m \
 			   -mfloat-abi=soft
 
-ARCHINSTRUMENTATIONDEFINES_CORTEXM4F = -finstrument-functions \
-			   -ffixed-r10
+ARCHINSTRUMENTATIONDEFINES_CORTEXM4F = -ffixed-r10
 
-ARCHINSTRUMENTATIONDEFINES_CORTEXM4 = -finstrument-functions \
-			   -ffixed-r10
+ARCHINSTRUMENTATIONDEFINES_CORTEXM4 = -ffixed-r10
 
 ARCHINSTRUMENTATIONDEFINES_CORTEXM3 =
 
+# Enabling stack checks if requested
+#
+ENABLE_STACK_CHECKS ?= 0
+ifneq ($(ENABLE_STACK_CHECKS),0)
+$(info Stack checks enabled)
+ARCHINSTRUMENTATIONDEFINES_CORTEXM4F += -finstrument-functions
+ARCHINSTRUMENTATIONDEFINES_CORTEXM4  += -finstrument-functions
+ARCHINSTRUMENTATIONDEFINES_CORTEXM3  +=
+endif
+
 # Pick the right set of flags for the architecture.
 #
 ARCHCPUFLAGS		 = $(ARCHCPUFLAGS_$(CONFIG_ARCH))
-- 
cgit v1.2.3