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(C_PROMOTING_INTEGER_TYPE_P): New macro.

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From-SVN: r1667
This commit is contained in:
Richard Stallman 1992-07-23 06:06:34 +00:00
parent 24bc4c7f4e
commit 4e28fa0063
1 changed files with 11 additions and 0 deletions
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11
gcc/c-tree.h
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@ -100,6 +100,17 @@ struct lang_type
TYPE_ARG_TYPES for functions with prototypes, but created for functions
without prototypes. */
#define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_NONCOPIED_PARTS (NODE)
/* Nonzero if the type T promotes to itself.
ANSI C states explicitly the list of types that promote;
in particular, short promotes to int even if they have the same width. */
#define C_PROMOTING_INTEGER_TYPE_P(t) \
(TREE_CODE ((t)) == INTEGER_TYPE \
&& (TYPE_MAIN_VARIANT (t) == char_type_node \
|| TYPE_MAIN_VARIANT (t) == signed_char_type_node \
|| TYPE_MAIN_VARIANT (t) == unsigned_char_type_node \
|| TYPE_MAIN_VARIANT (t) == short_integer_type_node \
|| TYPE_MAIN_VARIANT (t) == short_unsigned_type_node))
/* in c-typecheck.c */
extern tree build_component_ref (), build_conditional_expr (), build_compound_expr ();