Linux Clang compiler flags

Author: scivision

cmake/compilers.cmake

@@ -10,6 +10,11 @@ if(NOT abi_ok)
   endif()
 endif()
 
+# fixes errors about needing -fPIE
+if(CMAKE_SYSTEM_NAME STREQUAL Linux AND CMAKE_CXX_COMPILER_ID STREQUAL Clang)
+  set(CMAKE_POSITION_INDEPENDENT_CODE true)
+endif()
+
 # --- compiler options
 
 if(CMAKE_Fortran_COMPILER_ID STREQUAL GNU)