From f5ecddbb1f591a74344ac6dcff8690ca1bf4be0c Mon Sep 17 00:00:00 2001
From: Lukas W <lukaswhl@gmail.com>
Date: Tue, 12 May 2020 11:32:37 +0200
Subject: [PATCH] Fix Windows rpmalloc compile flags

---
 src/3rdparty/rpmalloc/CMakeLists.txt | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/3rdparty/rpmalloc/CMakeLists.txt b/src/3rdparty/rpmalloc/CMakeLists.txt
index da6e7223e..3b3afa6d3 100644
--- a/src/3rdparty/rpmalloc/CMakeLists.txt
+++ b/src/3rdparty/rpmalloc/CMakeLists.txt
@@ -1,5 +1,3 @@
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -Wno-unused-variable")
-
 add_library(rpmalloc STATIC
 	rpmalloc/rpmalloc/rpmalloc.c
 	rpmalloc/rpmalloc/rpmalloc.h
@@ -9,6 +7,14 @@ target_include_directories(rpmalloc PUBLIC
 	${CMAKE_CURRENT_SOURCE_DIR}/rpmalloc/rpmalloc
 )
 
+set_property(TARGET rpmalloc PROPERTY C_STANDARD 11)
+
+IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
+	target_compile_options(rpmalloc
+		PRIVATE -Wno-unused-variable
+	)
+endif()
+
 if (NOT LMMS_BUILD_WIN32)
 	target_compile_definitions(rpmalloc
 		PRIVATE -D_GNU_SOURCE