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Tidy typename parsing a bit

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This commit is contained in:
Michael Matz 2017-02-27 03:34:33 +01:00
parent 51314932e3
commit 5891fbc0c8
1 changed files with 16 additions and 26 deletions
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42
tccgen.c
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@ -81,12 +81,10 @@ static void block(int *bsym, int *csym, int is_expr);
static void decl_initializer_alloc(CType *type, AttributeDef *ad, int r, int has_init, int v, int scope);
static int decl0(int l, int is_for_loop_init);
static void expr_eq(void);
static void unary_type(CType *type);
static void vla_runtime_type_size(CType *type, int *a);
static void vla_sp_restore(void);
static void vla_sp_restore_root(void);
static int is_compatible_parameter_types(CType *type1, CType *type2);
static void expr_type(CType *type);
static inline int64_t expr_const64(void);
ST_FUNC void vpush64(int ty, unsigned long long v);
ST_FUNC void vpush(CType *type);
@ -4255,6 +4253,20 @@ static void gfunc_param_typed(Sym *func, Sym *arg)
}
}
/* parse an expression and return its type without any side effect.
If UNRY we parse an unary expression, otherwise a full one. */
static void expr_type(CType *type, int unry)
{
nocode_wanted++;
if (unry)
unary();
else
gexpr();
*type = vtop->type;
vpop();
nocode_wanted--;
}
/* parse an expression of the form '(type)' or '(expr)' and return its
type */
static void parse_expr_type(CType *type)
@ -4266,7 +4278,7 @@ static void parse_expr_type(CType *type)
if (parse_btype(type, &ad)) {
type_decl(type, &ad, &n, TYPE_ABSTRACT);
} else {
expr_type(type);
expr_type(type, 0);
}
skip(')');
}
@ -4501,7 +4513,7 @@ ST_FUNC void unary(void)
t = tok;
next();
in_sizeof++;
unary_type(&type); // Perform a in_sizeof = 0;
expr_type(&type, 1); // Perform a in_sizeof = 0;
size = type_size(&type, &align);
if (t == TOK_SIZEOF) {
if (!(type.t & VT_VLA)) {
@ -5329,28 +5341,6 @@ ST_FUNC void gexpr(void)
}
}
/* parse an expression and return its type without any side effect. */
static void expr_type(CType *type)
{
nocode_wanted++;
gexpr();
*type = vtop->type;
vpop();
nocode_wanted--;
}
/* parse a unary expression and return its type without any side
effect. */
static void unary_type(CType *type)
{
nocode_wanted++;
unary();
*type = vtop->type;
vpop();
nocode_wanted--;
}
/* parse a constant expression and return value in vtop. */
static void expr_const1(void)
{