gperf: build as C++11

Newer compilers default to building with C++17 as default, which has the
register keyword removed and thus errors.

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

diff --git a/package/devel/gperf/Makefile b/package/devel/gperf/Makefile
index f0f794ee2d91e837f4c7daed8b8e3b3e809aec65..9cf4dbc02b9f4f8be8fc9fd354081535abf1b4f6 100644 (file)
--- a/package/devel/gperf/Makefile
+++ b/package/devel/gperf/Makefile
@@ -17,6 +17,8 @@ include $(INCLUDE_DIR)/package.mk
 HOST_CPPFLAGS:=-I$(HOST_BUILD_DIR)/lib -I$(HOST_BUILD_DIR)/src $(HOST_CPPFLAGS)
 TARGET_CPPFLAGS:=-I$(PKG_BUILD_DIR)/lib -I$(PKG_BUILD_DIR)/src $(TARGET_CPPFLAGS)
 
+HOST_CXXFLAGS += -std=c++11
+
 define Package/gperf
   SECTION:=devel
   CATEGORY:=Development