From 02b5dcd27ece461f9dbe122771c4b740dd909d67 Mon Sep 17 00:00:00 2001
From: Maksym Mamontov <madf@madf.info>
Date: Tue, 28 Jan 2020 19:31:40 +0200
Subject: [PATCH] Target-specific, compiler-aware warnings.

---
 libs/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/CMakeLists.txt b/libs/CMakeLists.txt
index 8528b951..17b90799 100644
--- a/libs/CMakeLists.txt
+++ b/libs/CMakeLists.txt
@@ -29,9 +29,9 @@ if ( BUILD_LIB_IA )
 endif ( BUILD_LIB_IA )
 
 if ( BUILD_LIB_IBPP )
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-old-style-cast -Wno-useless-cast")
     add_library ( ibpp STATIC ibpp/all_in_one.cpp )
     target_include_directories ( ibpp PUBLIC ibpp/include )
+    target_compile_options ( ibpp PRIVATE -Wno-old-style-cast $<$<CXX_COMPILER_ID:GNU>:-Wno-useless-cast> )
 endif ( BUILD_LIB_IBPP )
 
 if ( BUILD_LIB_JSON )
-- 
2.43.2