pkgs/shells/bash/fix-pop-var-context-error.patch

   1 Excerpted from <https://git.savannah.gnu.org/cgit/bash.git/commit/?h=devel&id=055a4552c901e43e6a6007f5bc664a33698dbf85>.
   2
   3 Original author: Chet Ramey <chet.ramey@case.edu>
   4
   5 --- variables.c
   6 +++ variables.c
   7 @@ -5413,7 +5413,9 @@ pop_var_context ()
   8    vcxt = shell_variables;
   9    if (vc_isfuncenv (vcxt) == 0)
  10      {
  11 -      internal_error (_("pop_var_context: head of shell_variables not a function context"));
  12 +      /* If we haven't flushed all of the local contexts already, flag an error */
  13 +      if (shell_variables != global_variables || variable_context > 0)
  14 +       internal_error (_("pop_var_context: head of shell_variables not a function context"));
  15        return;
  16      }
  17