Hello Jeff, thanks for the report.
* Daily, Jeff A wrote on Tue, Nov 03, 2009 at 09:50:46PM CET: > <<testsuite.log>> > We use autoconf to build a mixed Fortran 77/C/C++ code and have recently > run into problems using Fortran 90/95 compilers for F77. Our Fortran > source is Fortran 77 and all Fortran 77 source files use either the *.f > or *.F extension. We also set the default INTEGER size of the Fortran > compiler to the same size returned by AC_CHECK_SIZEOF(void*), when > available. To allow for setting of the default INTEGER size we look for > Fortran 90/95 compilers first using AC_PROG_F77 with a custom argument > list of Fortran compilers to search for. In particular on a BlueGene/P > system using the IBM XL compilers, the conftest compilation fails during > AC_PROG_F77 because "-qfixed" is required to compile the source > correctly. I am aware of the macros AC_FC_FREEFORM and AC_FC_SRCEXT yet > neither help in this case. In my opinion, AC_PROG_F77 should detect any > necessary flags for compiling F77 source with F90/95 compilers. First, does using ./configure F77="f77 -qfixed" work, when you replace f77 with your compiler name? Then, can you try this, and show all output plus config.log? Thanks. cat >configure.ac <<\EOF AC_INIT AC_PROG_F77 AC_PROG_FC AC_FC_SRCEXT([f]) AC_OUTPUT EOF autoconf ./configure Cheers, Ralf
