On Sun, Jan 1, 2023 at 10:34 AM Hans Lonsdale via Gcc-help < gcc-help@xxxxxxxxxxx> wrote: > > > January 1, 2023 at 2:31:28 PM CET Jonathan Wakely <jwakely.gcc@xxxxxxxxx> > wrote: > > On Sun, 1 Jan 2023, 11:43 Hans Lonsdale via Gcc-help, < > gcc-help@xxxxxxxxxxx> wrote: > > Am trying to compile a free-format fortran file with some subroutines in > it, with gfortran complaining > about the file. What is going on? > > gfortran -O3 -ffree-form -o kamkrai-sort.f > gfortran: fatal error: no input files; unwilling to write output files > compilation terminated. > > The -o option names the output file, but you have told the compiler to use > your input file as the output file. > > What is the appropriate command that generates the object file only ? > gfortran -O3 -ffree-form -c kamkrai-sort.f Or if you want to name the object file differently, gfortran -O3 -ffree-form -c kamkrai-sort.f -o some_other_name.o
