On 07/27/2012 12:23 PM, Sayre, Alan N wrote:

During compilation I get warning messages such as :


c:\program files (x86)\openmpi_v1.6-x64\include\openmpi/ompi/mpi/cxx/op_inln.h(148): warning C4800: 'int' : forcing value to bool 'true' or 'false' (performance warning)




Which indicates that the openmpi version “openmpi_v1.6-x64” is 64 bit. And I’m sure that I installed the 64 bit version. I am compiling on a 64 bit version of Windows 7.


setting X64 compiler project options?
Tim Prince