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support c99 for-loop init decls

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This commit is contained in:
Joe Soroka
2011-03-07 11:28:31 -08:00
parent 4fbe3cda33
commit e23194a1fa
4 changed files with 25 additions and 4 deletions
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22
tccgen.c
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@ -4376,8 +4376,7 @@ static void block(int *bsym, int *csym, int *case_sym, int *def_sym,
next();
skip('(');
if (tok != ';') {
gexpr();
vpop();
for_loop_init();
}
skip(';');
d = ind;
@ -5403,7 +5402,7 @@ ST_FUNC void gen_inline_functions(void)
}
/* 'l' is VT_LOCAL or VT_CONST to define default storage type */
ST_FUNC void decl(int l)
static void decl0(int l, int is_for_loop_init)
{
int v, has_init, r;
CType type, btype;
@ -5412,6 +5411,11 @@ ST_FUNC void decl(int l)
while (1) {
if (!parse_btype(&btype, &ad)) {
if (is_for_loop_init) {
gexpr();
vpop();
return;
}
/* skip redundant ';' */
/* XXX: find more elegant solution */
if (tok == ';') {
@ -5626,6 +5630,8 @@ ST_FUNC void decl(int l)
}
}
if (tok != ',') {
if (is_for_loop_init)
return;
skip(';');
break;
}
@ -5634,3 +5640,13 @@ ST_FUNC void decl(int l)
}
}
}
ST_FUNC void for_loop_init(void)
{
decl0(VT_LOCAL, 1);
}
ST_FUNC void decl(int l)
{
decl0(l, 0);
}