fix unused return value warning

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa3279e..d783249 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,12 +39,6 @@ if (NOT DEFINED enable_smpi OR enable_smpi) # smpi is enabled by default
   enable_language(Fortran OPTIONAL)
 endif()
 
-set(CMAKE_C_FLAGS "" CACHE TYPE INTERNAL FORCE)
-set(CMAKE_CXX_FLAGS "" CACHE TYPE INTERNAL FORCE)
-set(CMAKE_EXE_LINKER_FLAGS "" CACHE TYPE INTERNAL FORCE)
-set(CMAKE_C_LINK_FLAGS "" CACHE TYPE INTERNAL FORCE)
-set(CMAKE_Fortran_FLAGS "" CACHE TYPE INTERNAL FORCE)
-set(CMAKE_Fortran_LINK_FLAGS "" CACHE TYPE INTERNAL FORCE)
 ## Mapping version number -> version name
 # 3.5.99 -> alpha1 (oops)
 # 3.5.9{1,2} -> beta{1,2}
@@ -195,7 +189,9 @@ if(WIN32)
   if(NSIS_WIN_VERSION MATCHES "")
     set(NSIS_WIN_VERSION $ENV{PROCESSOR_ARCHITECTURE})
   endif()
-  string(TOLOWER ${NSIS_WIN_VERSION} NSIS_WIN_VERSION)
+  if(${NSIS_WIN_VERSION})
+    string(TOLOWER ${NSIS_WIN_VERSION} NSIS_WIN_VERSION)
+  endif()
 
   set(_XBT_WIN32 1)