CMake: don't pass -fPIC or -shared-libgcc.

whitequark · whitequark · commit f3e2ece510aa · 2017-03-04T03:36:55.000Z
-fPIC interferes with cmake's own PIC mechanism.
-shared-libgcc is just unnecessary.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -18,9 +18,9 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL GNU OR CMAKE_CXX_COMPILER_ID STREQUAL Clang)
   set(EXTRA_WARNINGS "-Wcast-align -Winit-self -Wmissing-declarations")
   set(EXTRA_WARNINGS "${EXTRA_WARNINGS} -Wswitch -Wwrite-strings")
 endif()
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra ${EXTRA_WARNINGS} -std=c++11 -fPIC")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra ${EXTRA_WARNINGS} -std=c++11")
 if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -shared-libgcc -ggdb")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb")
   set(CMAKE_LINK_FLAGS "-ggdb")
 endif()
 if(MSYS)
