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.
