Find the right gfortran libs

diff --git a/cmake/CMakemacosx64.cmake b/cmake/CMakemacosx64.cmake
index 7f7632c0dca438087fac40f82be2e44097660895..1e27b8e8e569a3c5bbd36d8ac5054ca3b1b2259f 100644 (file)
--- a/cmake/CMakemacosx64.cmake
+++ b/cmake/CMakemacosx64.cmake
@@ -104,11 +104,11 @@ if( F77 MATCHES "g95")
   set(DYLIB ${SYSLIBS})
 
 else()
- 
-  execute_process(COMMAND ${CMAKE_Fortran_COMPILER} -print-file-name=libgfortran.dylib
+
+  execute_process(COMMAND ${CMAKE_Fortran_COMPILER} -m64 -print-file-name=libgfortran.dylib
                   OUTPUT_VARIABLE _shlib
                   OUTPUT_STRIP_TRAILING_WHITESPACE)
-  execute_process(COMMAND ${CMAKE_Fortran_COMPILER} -print-file-name=libgfortranbegin.a
+  execute_process(COMMAND ${CMAKE_Fortran_COMPILER} -m64 -print-file-name=libgfortranbegin.a
                   OUTPUT_VARIABLE _alib
                   OUTPUT_STRIP_TRAILING_WHITESPACE)
   set( SYSLIBS "${SYSLIBS} -ldl ${_shlib} ${_alib}")