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m Rename ASSERT_STATIC_EXPR_ZERO to static_assert_expr

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This commit is contained in:
Behdad Esfahbod 2020-06-29 00:38:56 -07:00
parent 59cfffb1af
commit 61f8d0e57d
3 changed files with 7 additions and 7 deletions
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4
src/hb-ot-shape-complex-arabic-win1256.hh
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@ -142,7 +142,7 @@
OT_UARRAY(Name##Substitute, OT_LIST(ToGlyphs)) \
) \
OT_COVERAGE1(Name##Coverage, OT_LIST(FromGlyphs)) \
/* ASSERT_STATIC_EXPR_ZERO (len(FromGlyphs) == len(ToGlyphs)) */
/* static_assert_expr (len(FromGlyphs) == len(ToGlyphs)) */
#define OT_SUBLOOKUP_LIGATURE_SUBST_FORMAT1(Name, FirstGlyphs, LigatureSetOffsets) \
OT_SUBLOOKUP(Name, 1, \
@ -151,7 +151,7 @@
OT_UARRAY(Name##LigatureSetOffsetsArray, OT_LIST(LigatureSetOffsets)) \
) \
OT_COVERAGE1(Name##Coverage, OT_LIST(FirstGlyphs)) \
/* ASSERT_STATIC_EXPR_ZERO (len(FirstGlyphs) == len(LigatureSetOffsets)) */
/* static_assert_expr (len(FirstGlyphs) == len(LigatureSetOffsets)) */
#define OT_LIGATURE_SET(Name, LigatureSetOffsets) \
OT_UARRAY(Name, OT_LIST(LigatureSetOffsets))

2
src/hb-ot-shape-complex-indic.hh
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@ -175,7 +175,7 @@ enum indic_matra_category_t {
#define INDIC_COMBINE_CATEGORIES(S,M) \
( \
ASSERT_STATIC_EXPR_ZERO (S < 255 && M < 255) + \
static_assert_expr (S < 255 && M < 255) + \
( S | \
( \
( \

8
src/hb.hh
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@ -444,7 +444,7 @@ static int HB_UNUSED _hb_errno = 0;
/* Static-assert as expression. */
template <bool cond> class hb_assert_constant_t;
template <> class hb_assert_constant_t<true> {};
#define ASSERT_STATIC_EXPR_ZERO(_cond) (0u * (unsigned int) sizeof (hb_assert_constant_t<_cond>))
#define static_assert_expr(_cond) (bool (0u * (unsigned int) sizeof (hb_assert_constant_t<_cond>)))
/* Lets assert int types. Saves trouble down the road. */
static_assert ((sizeof (int8_t) == 1), "");
@ -498,10 +498,10 @@ static_assert ((sizeof (hb_var_int_t) == 4), "");
* For example, for testing "x ∈ {x1, x2, x3}" use:
* (FLAG_UNSAFE(x) & (FLAG(x1) | FLAG(x2) | FLAG(x3)))
*/
#define FLAG(x) (ASSERT_STATIC_EXPR_ZERO ((unsigned)(x) < 32) + (((uint32_t) 1U) << (unsigned)(x)))
#define FLAG(x) (static_assert_expr ((unsigned)(x) < 32) + (((uint32_t) 1U) << (unsigned)(x)))
#define FLAG_UNSAFE(x) ((unsigned)(x) < 32 ? (((uint32_t) 1U) << (unsigned)(x)) : 0)
#define FLAG_RANGE(x,y) (ASSERT_STATIC_EXPR_ZERO ((x) < (y)) + FLAG(y+1) - FLAG(x))
#define FLAG64(x) (ASSERT_STATIC_EXPR_ZERO ((unsigned)(x) < 64) + (((uint64_t) 1ULL) << (unsigned)(x)))
#define FLAG_RANGE(x,y) (static_assert_expr ((x) < (y)) + FLAG(y+1) - FLAG(x))
#define FLAG64(x) (static_assert_expr ((unsigned)(x) < 64) + (((uint64_t) 1ULL) << (unsigned)(x)))
#define FLAG64_UNSAFE(x) ((unsigned)(x) < 64 ? (((uint64_t) 1ULL) << (unsigned)(x)) : 0)