Node: Better Warnings, Next: , Previous: Enabling Debug Lines, Up: Missing Features

Better Warnings

Because of how g77 generates code via the back end, it doesn't always provide warnings the user wants. Consider:

     PRINT *, A

Currently, the above is not flagged as a case of using an uninitialized variable, because g77 generates a run-time library call that looks, to the GBE, like it might actually modify A at run time. (And, in fact, depending on the previous run-time library call, it would!)

Fixing this requires one of the following: