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prevent complaints about unused variables when they are used as var-param

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This commit is contained in:
ceriel 1991-05-21 14:11:27 +00:00
parent 2d79ecd203
commit 3891c03e0e
1 changed files with 13 additions and 10 deletions
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23
lang/pc/comp/chk_expr.c
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@ -65,15 +65,16 @@ MarkUsed(nd)
}
if( nd && nd->nd_class == Def ) {
if( !((nd->nd_def->df_flags & D_VARPAR) ||
(nd->nd_def->df_kind == D_FIELD)) ) {
if( !(nd->nd_def->df_flags & D_SET) &&
(nd->nd_def->df_scope == CurrentScope) )
if( !is_anon_idf(nd->nd_def->df_idf) ) {
register struct def *df = nd->nd_def;
if( df->df_kind != D_FIELD ) {
if( !(df->df_flags & (D_SET|D_VARPAR)) &&
(df->df_scope == CurrentScope) )
if( !is_anon_idf(df->df_idf) ) {
warning("\"%s\" used before set",
nd->nd_def->df_idf->id_text);
df->df_idf->id_text);
}
nd->nd_def->df_flags |= (D_USED | D_SET);
df->df_flags |= (D_USED | D_SET);
}
}
}
@ -779,15 +780,17 @@ getarg(argp, bases, varaccess, name, paramtp)
else return 0;
}
else if( varaccess ) {
if( !ChkVarPar(left, name) )
return 0;
if( !ChkVarPar(left, name) ) {
MarkUsed(left);
return 0;
}
}
else if( !ChkExpression(left) ) {
MarkUsed(left);
return 0;
}
if( !varaccess ) MarkUsed(left);
MarkUsed(left);
if( !varaccess && bases == T_INTEGER &&
BaseType(left->nd_type)->tp_fund == T_LONG) {