Explain how to change compiler version on doc

[simgrid.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb28602..02e569b 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -119,12 +119,12 @@ endif(NOT CMAKE_CROSSCOMPILING AND EXISTS /usr/include/)
 
 ### Check 32bits or 64bits
 INCLUDE (CheckTypeSize)
-CHECK_TYPE_SIZE("long" SIZEOF_LONG)
-IF(SIZEOF_LONG EQUAL 4)
+CHECK_TYPE_SIZE("void*" SIZEOF_VOIDSTAR)
+IF(SIZEOF_VOIDSTAR EQUAL 4)
   SET(ARCH_32_BITS 1)
-ELSE(SIZEOF_LONG EQUAL 4)
+ELSE(SIZEOF_VOIDSTAR EQUAL 4)
   SET(ARCH_32_BITS 0)
-ENDIF(SIZEOF_LONG EQUAL 4)
+ENDIF(SIZEOF_VOIDSTAR EQUAL 4)
 
 if(WIN32)