Viewing file:  foldconst-3.c (1.87 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized -fno-short-enums" } */
typedef const union tree_node *const_tree;
typedef struct
{
}
double_int;
double_int double_int_zext (double_int, unsigned);
enum tree_code
{ ERROR_MARK, IDENTIFIER_NODE, TREE_LIST, BLOCK, ENUMERAL_TYPE, BOOLEAN_TYPE,
INTEGER_TYPE, ARRAY_TYPE, INTEGER_CST, VAR_DECL, PARM_DECL, RESULT_DECL,
};
enum tree_code_class
{ tcc_exceptional, tcc_constant, tcc_type, tcc_declaration, tcc_reference, };
struct tree_base
{
__extension__ enum tree_code code:16;
unsigned unsigned_flag:1;
};
struct tree_type
{
unsigned int precision:10;
union tree_type_symtab
{
} symtab;
};
union tree_node
{
struct tree_base base;
struct tree_type type;
};
const enum tree_code_class tree_code_type[] =
{ tcc_exceptional, 1, 0, 0, 0, 0, 2, };
extern void tree_class_check_failed (const_tree, const char *);
void
int_fits_type_p (const_tree c, const_tree type)
{
double_int dc, dd;
{
if (((enum tree_code) (type)->base.code) == INTEGER_TYPE && ((
{
__typeof
(type) __t
= (type);
if
(tree_code_type
[(int)
(((enum
tree_code)
(__t)->
base.
code))]
!=
(tcc_type))
tree_class_check_failed
(__t,
__FUNCTION__);
__t;})->
base.
unsigned_flag))
dd = double_int_zext (dd, ((
{
__typeof (type) __t = (type);
if (tree_code_type
[(int)
(((enum tree_code) (__t)->base.
code))] !=
(tcc_type))
tree_class_check_failed (__t,
__FUNCTION__);
__t;}
)->type.precision));
}
}
/* The switch should be switch converted and later constant propagated. */
/* { dg-final { scan-tree-dump-not "tree_code_type" "optimized"} } */
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