[hackers] [scc] Mark auto as invalid storage class for parameters || Roberto E. Vargas Caballero

[git]

commit bd3704ba7221b1432934c82a3ec6181849d8ebd8
Author:     Roberto E. Vargas Caballero <k...@shike2.com>
AuthorDate: Sat Aug 8 17:05:40 2015 +0200
Commit:     Roberto E. Vargas Caballero <k...@shike2.com>
CommitDate: Sat Aug 8 17:05:40 2015 +0200

    Mark auto as invalid storage class for parameters
    
    The only valid storage class for a parameter is register.

diff --git a/cc1/decl.c b/cc1/decl.c
index 3ea8de2..227848a 100644
--- a/cc1/decl.c
+++ b/cc1/decl.c
@@ -69,10 +69,10 @@ parameter(Symbol *sym, int sclass, Type *data)
                error("incorrect function type for a function parameter");
        if (tp->op == ARY)
                tp = mktype(tp->type, PTR, 0, NULL);
+       if (sym->flags & (ISSTATIC|ISEXTERN|ISAUTO))
+               error("bad storage class in function parameter");
        if (!sclass)
                sym->flags |= ISAUTO;
-       if (sym->flags & (ISSTATIC|ISEXTERN))
-               error("bad storage class in function parameter");
        if (n++ == NR_FUNPARAM)
                error("too much parameters in function definition");
        funtp->pars = xrealloc(funtp->pars, n * sizeof(Type *));