From 4b1782174c334a9846096145a7156a015df3edae Mon Sep 17 00:00:00 2001
From: Pavel Kirienko <pavel.kirienko@gmail.com>
Date: Sat, 17 Jan 2015 22:40:03 +0300
Subject: INSTRUMENTATIONDEFINES assignment made non-optional

---
 makefiles/toolchain_gnu-arm-eabi.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(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 b38f40eb4..7e1f510e6 100644
--- a/makefiles/toolchain_gnu-arm-eabi.mk
+++ b/makefiles/toolchain_gnu-arm-eabi.mk
@@ -124,7 +124,7 @@ ARCHOPTIMIZATION	 = $(MAXOPTIMIZATION) \
 
 # enable precise stack overflow tracking
 # note - requires corresponding support in NuttX
-INSTRUMENTATIONDEFINES	 ?= $(ARCHINSTRUMENTATIONDEFINES_$(CONFIG_ARCH))
+INSTRUMENTATIONDEFINES	 = $(ARCHINSTRUMENTATIONDEFINES_$(CONFIG_ARCH))
 
 # Language-specific flags
 #
-- 
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