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Simple C99 Compiler
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commit aabab2cdfb2cd0dc24ad55e4fff5d7f7ccd0de03
parent 87fe94c89193c60d778a364c67f8885b58df3dec
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun,  9 Mar 2014 16:24:11 +0100

Use a TQUALIFIER token

This token help us in order to know that the next token is the
name of a qualifier specifier, so it is easier to detect a declaration.

Diffstat:
decl.c | 4++--
lex.c | 4++--
tokens.h | 2+-
3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/decl.c b/decl.c @@ -178,8 +178,8 @@ specifier(register struct ctype *tp, { for (;; next()) { switch (yytoken) { - case CONST: case VOLATILE: - qlf = qualifier(qlf, yytoken); + case TQUALIFIER: + qlf = qualifier(qlf, yyval->c); break; case STORAGE: store = storage(store, yyval->c); diff --git a/lex.c b/lex.c @@ -129,7 +129,7 @@ init_keywords(void) {"_Complex", TYPE, COMPLEX}, {"case", CASE, CASE}, {"char", TYPE, CHAR}, - {"const", CONST, CONST}, + {"const", TQUALIFIER, CONST}, {"continue", CONTINUE, CONTINUE}, {"default", DEFAULT, DEFAULT}, {"do", DO, DO}, @@ -157,7 +157,7 @@ init_keywords(void) {"union", UNION, UNION}, {"unsigned", TYPE, UNSIGNED}, {"void", TYPE, VOID}, - {"volatile", VOLATILE, VOLATILE}, + {"volatile", TQUALIFIER, VOLATILE}, {"while", WHILE, WHILE}, {NULL, 0, 0}, }; diff --git a/tokens.h b/tokens.h @@ -15,7 +15,7 @@ enum tokens { /* storage specifier */ TYPEDEF, EXTERN, STATIC, AUTO, REGISTER, STORAGE, /* type qualifier */ - VOLATILE, CONST, RESTRICT, + VOLATILE, CONST, RESTRICT, TQUALIFIER, /* sign specifier */ UNSIGNED, SIGNED, /* other tokens */