diff options
| author | Steven Bosscher <steven@gcc.gnu.org> | 2012-07-16 11:42:47 +0000 |
|---|---|---|
| committer | Steven Bosscher <steven@gcc.gnu.org> | 2012-07-16 11:42:47 +0000 |
| commit | 89ca6d794e9bb950640839d1235fc881495e8df8 (patch) | |
| tree | 224306b6c32199c76b98de195429d90ca198c346 /gcc/flags.h | |
| parent | 7ee2468b9274dd08bac00909fbbe8308f92c68e5 (diff) | |
flags.h (TYPE_OVERFLOW_WRAPS, [...]): Move to tree.h.
* flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
* tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
From-SVN: r189520
Diffstat (limited to 'gcc/flags.h')
| -rw-r--r-- | gcc/flags.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/gcc/flags.h b/gcc/flags.h index b996c03dd5d..141185befc7 100644 --- a/gcc/flags.h +++ b/gcc/flags.h @@ -106,30 +106,6 @@ extern int dump_for_graph; #define abi_version_at_least(N) \ (flag_abi_version == 0 || flag_abi_version >= (N)) -/* True if overflow wraps around for the given integral type. That - is, TYPE_MAX + 1 == TYPE_MIN. */ -#define TYPE_OVERFLOW_WRAPS(TYPE) \ - (TYPE_UNSIGNED (TYPE) || flag_wrapv) - -/* True if overflow is undefined for the given integral type. We may - optimize on the assumption that values in the type never overflow. - - IMPORTANT NOTE: Any optimization based on TYPE_OVERFLOW_UNDEFINED - must issue a warning based on warn_strict_overflow. In some cases - it will be appropriate to issue the warning immediately, and in - other cases it will be appropriate to simply set a flag and let the - caller decide whether a warning is appropriate or not. */ -#define TYPE_OVERFLOW_UNDEFINED(TYPE) \ - (!TYPE_UNSIGNED (TYPE) && !flag_wrapv && !flag_trapv && flag_strict_overflow) - -/* True if overflow for the given integral type should issue a - trap. */ -#define TYPE_OVERFLOW_TRAPS(TYPE) \ - (!TYPE_UNSIGNED (TYPE) && flag_trapv) - -/* True if pointer types have undefined overflow. */ -#define POINTER_TYPE_OVERFLOW_UNDEFINED (flag_strict_overflow) - /* Whether to emit an overflow warning whose code is C. */ #define issue_strict_overflow_warning(c) (warn_strict_overflow >= (int) (c)) |