From f27ce29612ffb818a89e4dd5ae65a11631f3751a Mon Sep 17 00:00:00 2001 From: wlestes Date: Fri, 3 Feb 2012 21:29:26 +0000 Subject: suppress warning on unused yyguts_t --- flex.skl | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/flex.skl b/flex.skl index 7b4127b..b5ba1c2 100644 --- a/flex.skl +++ b/flex.skl @@ -288,6 +288,8 @@ typedef void* yyscan_t; %# Declare yyguts variable m4_define( [[M4_YY_DECL_GUTS_VAR]], [[struct yyguts_t * yyg = (struct yyguts_t*)yyscanner]]) +%# Perform a noop access on yyguts to prevent unused variable complains +m4_define( [[M4_YY_NOOP_GUTS_VAR]], [[(void)yyg]]) %# For use wherever a Global is accessed or assigned. m4_define( [[YY_G]], [[yyg->$1]]) @@ -345,6 +347,7 @@ m4_define( [[M4_YY_INCR_LINENO]], %# Define these macros to be no-ops. m4_define( [[M4_YY_DECL_GUTS_VAR]], [[m4_dnl]]) +m4_define( [[M4_YY_NOOP_GUTS_VAR]], [[m4_dnl]]) m4_define( [[YY_G]], [[($1)]]) m4_define( [[M4_YY_PROTO_LAST_ARG]]) m4_define( [[M4_YY_PROTO_ONLY_ARG]], [[void]]) @@ -1764,6 +1767,7 @@ m4_ifdef( [[M4_YY_USES_REJECT]], M4_YY_DECL_GUTS_VAR(); /* This var may be unused depending upon options. */ %% [17.0] code to find the next state, and perhaps do backing up, goes here + M4_YY_NOOP_GUTS_VAR(); return yy_is_jam ? 0 : yy_current_state; } -- cgit v1.2.1