From: Rosen Penev <rosenp@gmail.com>
Date: Wed, 1 Jan 2020 03:37:34 +0000 (-0800)
Subject: libcxx: Build with the libsupc++ ABI
X-Git-Tag: v21.02.0-rc1~4177
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=1f8ab1c6406451641c05e8cb1e72f7c173a114a3;p=openwrt%2Fstaging%2Fhauke.git

libcxx: Build with the libsupc++ ABI

Allows proper exception handling. This includes removing unimplemented
warnings.

File size increased as a result:

Before:

182874

After:

211006

On mipsel_24kc.

Note that this requires libsupc++ anyway. It's specified in g++-libcxx.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---

diff --git a/package/libs/libcxx/Makefile b/package/libs/libcxx/Makefile
index 695b0398fe..60978bdc31 100644
--- a/package/libs/libcxx/Makefile
+++ b/package/libs/libcxx/Makefile
@@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libcxx
 PKG_VERSION:=9.0.1
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://git.llvm.org/git/libcxx
@@ -37,6 +37,7 @@ define Package/libcxx/description
 endef
 
 CMAKE_OPTIONS += \
+	-DLIBCXX_CXX_ABI="libsupc++" \
 	-DLIBCXX_ENABLE_ASSERTIONS=OFF \
 	-DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY=OFF \
 	-DLIBCXX_INCLUDE_BENCHMARKS=OFF \