From c0c6ccec7881c92e0a96fa9114af553c4434d83b Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Thu, 14 Jun 2018 05:59:39 +0200
Subject: add option for special CFLAGS/CXXFLAGS

Do not disable exception handling and unwinding options by default, as this
breaks exception handling in C++ applications using libstdc++.

Reported-by: Tom Deblauwe
---
 mk/vars.mk | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'mk')

diff --git a/mk/vars.mk b/mk/vars.mk
index 2fabd7160..eaa8c5333 100644
--- a/mk/vars.mk
+++ b/mk/vars.mk
@@ -283,14 +283,19 @@ else
 TARGET_CPPFLAGS+=	-DNDEBUG
 TARGET_CFLAGS+=		-fomit-frame-pointer
 TARGET_CXXFLAGS+=	-fomit-frame-pointer
-# stop generating eh_frame stuff
+endif
+
+# stop generating eh_frame stuff, do not use it for C++
+ifeq ($(ADK_TARGET_CFLAGS_DISABLE_EH),y)
 TARGET_CFLAGS+=		-fno-unwind-tables -fno-asynchronous-unwind-tables
 TARGET_CXXFLAGS+=	-fno-unwind-tables -fno-asynchronous-unwind-tables
+endif
+
+# workaround gcc bug for m68k/coldfire
 ifeq ($(ADK_TARGET_CPU_CF),y)
 TARGET_CFLAGS+=		-fno-dwarf2-cfi-asm
 TARGET_CXXFLAGS+=	-fno-dwarf2-cfi-asm
 endif
-endif
 
 ifeq ($(ADK_TARGET_ARCH_ARM),y)
 ifeq ($(ADK_TARGET_ARCH_ARM_WITH_NEON),y)
-- 
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