scc

commit d9bc6862e85758294126d8110263115f259f88da
parent a06b587d1805b93e880efea3773c084b6111d0c6
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue, 20 Dec 2016 19:24:00 +0100

[cc1] Remove nextsym()

It is not longer needed because we already use another hash
table for cpp symbols.

Diffstat:
M
cc1/lex.c
 | 
6
------
M
cc1/symbol.c
 | 
22
----------------------

2 files changed, 0 insertions(+), 28 deletions(-)
diff --git a/cc1/lex.c b/cc1/lex.c
@@ -499,12 +499,6 @@ iden(void)
 	if ((sym = lookup(NS_CPP, yytext, NOALLOC)) != NULL) {
 		if (!disexpand && expand(begin, sym))
 			return next();
-		/*
-		 * it is not a correct macro call, so try to find
-		 * another definition.
-		 */
-		if (lexmode != CPPMODE)
-			sym = nextsym(sym, namespace);
 	}
 	sym = lookup(namespace, yytext, ALLOC);
 	yylval.sym = sym;
diff --git a/cc1/symbol.c b/cc1/symbol.c
@@ -277,28 +277,6 @@ lookup(int ns, char *name, int alloc)
 }
 
 Symbol *
-nextsym(Symbol *sym, int ns)
-{
-	char *s, *t, c;
-	Symbol *p;
-
-	/*
-	 * This function is only called when a macro with parameters
-	 * is called without them.
-	 *      #define x(y) ((y) + 1)
-	 *      int x = x(y);
-	 */
-	s = sym->name;
-	c = *s;
-	for (p = sym->hash; p; p = p->hash) {
-		t = p->name;
-		if (c == *t && !strcmp(s, t))
-			return p;
-	}
-	return allocsym(ns, s);
-}
-
-Symbol *
 install(int ns, Symbol *sym)
 {
 	if (sym->flags & SDECLARED) {