[hackers] [scc] [cc2] Avoid name collision || Roberto E. Vargas Caballero

[git]

commit 13ce3ce2a3c0bd19452d9bdbe9669a62382a44a0
Author:     Roberto E. Vargas Caballero <Roberto E. Vargas Caballero>
AuthorDate: Sun May 8 19:19:44 2016 +0200
Commit:     Roberto E. Vargas Caballero <Roberto E. Vargas Caballero>
CommitDate: Sun May 8 19:19:44 2016 +0200

    [cc2] Avoid name collision
    
    Label() was a name used in several ports, so it is
    not a good idea to define it again in the global
    namespace. Label2node() is also a good name.

diff --git a/cc2/arch/qbe/cgen.c b/cc2/arch/qbe/cgen.c
index 704a7c4..3af006d 100644
--- a/cc2/arch/qbe/cgen.c
+++ b/cc2/arch/qbe/cgen.c
@@ -351,13 +351,13 @@ cgen(Node *np)
                        sym->kind = SLABEL;
                        next->label = sym;
                }
-               ifyes = label(np->u.sym);
-               ifno = label(next->label);
+               ifyes = label2node(np->u.sym);
+               ifno = label2node(next->label);
                op = ASBRANCH;
                np = np->left;
                goto emit_jump;
        case OJMP:
-               ifyes = label(np->u.sym);
+               ifyes = label2node(np->u.sym);
                op = ASJMP;
                np = ifno = NULL;
        emit_jump:
diff --git a/cc2/cc2.h b/cc2/cc2.h
index fee484a..4dbbd45 100644
--- a/cc2/cc2.h
+++ b/cc2/cc2.h
@@ -202,7 +202,7 @@ extern void writeout(void), endinit(void), newfun(void);
 extern void code(int op, Node *to, Node *from1, Node *from2);
 extern void defvar(Symbol *), defpar(Symbol *), defglobal(Symbol *);
 extern void setlabel(Symbol *sym);
-extern Node *label(Symbol *sym);
+extern Node *label2node(Symbol *sym);
 
 /* node.c */
 #define SETCUR  1
diff --git a/cc2/code.c b/cc2/code.c
index a29819a..7132291 100644
--- a/cc2/code.c
+++ b/cc2/code.c
@@ -53,7 +53,7 @@ addr(Node *np, Addr *addr)
 }
 
 Node *
-label(Symbol *sym)
+label2node(Symbol *sym)
 {
        Node *np;