From c82bd4484c36d6958eca247cd38559b1cbb4e409 Mon Sep 17 00:00:00 2001
From: Ed Maste <emaste@FreeBSD.org>
Date: Sun, 30 Oct 2016 02:57:47 +0000
Subject: compile libunwind c source with -fexceptions

When an exception is thrown the unwinder must unwind its own C source
(starting with _Unwind_RaiseException in UnwindLevel1.c), so it needs to
be built with unwinding data.
---
 lib/libgcc_eh/Makefile.inc | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

(limited to 'lib/libgcc_eh')

diff --git a/lib/libgcc_eh/Makefile.inc b/lib/libgcc_eh/Makefile.inc
index 85c77aae5d7b..6337f3890e18 100644
--- a/lib/libgcc_eh/Makefile.inc
+++ b/lib/libgcc_eh/Makefile.inc
@@ -8,15 +8,20 @@ STATIC_CFLAGS+=${PICFLAG} -fvisibility=hidden -DVISIBILITY_HIDDEN
 
 .PATH: ${COMPILERRTDIR}/lib/builtins
 .PATH: ${UNWINDSRCDIR}
-SRCS+=	gcc_personality_v0.c
-SRCS+=	int_util.c
-SRCS+=	Unwind-EHABI.cpp
-SRCS+=	Unwind-sjlj.c
-SRCS+=	UnwindLevel1-gcc-ext.c
-SRCS+=	UnwindLevel1.c
-SRCS+=	UnwindRegistersRestore.S
-SRCS+=	UnwindRegistersSave.S
-SRCS+=	libunwind.cpp
+SRCS_EXC+=	gcc_personality_v0.c
+SRCS_EXC+=	int_util.c
+SRCS_EXC+=	Unwind-EHABI.cpp
+SRCS_EXC+=	Unwind-sjlj.c
+SRCS_EXC+=	UnwindLevel1-gcc-ext.c
+SRCS_EXC+=	UnwindLevel1.c
+SRCS_EXC+=	UnwindRegistersRestore.S
+SRCS_EXC+=	UnwindRegistersSave.S
+SRCS_EXC+=	libunwind.cpp
+
+SRCS+=		${SRCS_EXC}
+.for file in ${SRCS_EXC:M*.c}
+CFLAGS.${file}+=	-fexceptions
+.endfor
 
 CFLAGS+=	-I${UNWINDINCDIR} -I${.CURDIR} -D_LIBUNWIND_IS_NATIVE_ONLY
 .if empty(CXXFLAGS:M-std=*)
-- 
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