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glibc/conform/data/float.h-data
Collin Funk d18213c699 conform: Add initial support for C23.
Hi Joseph,

As we discussed, this patch just makes C23 include every check that is
performed by C11.

I tested the commit by adding the ISO23 Make and Python variables to be
the same as ISO11.  So the only difference was compiling with -DISO23
instead of -DISO11.  And changed the temporary directories to instead
use the format f'/tmp/glibc-{self.standard}-{self.header}'.  Then I used
a shell script to run 'cmp' on each file in the ISO11 and ISO23
directories for each header to make sure they were the same.

-- 8< --

Make C23 checks include every test that is performed by C11.  Done by
running the following command:

find conform -name '*.h-data' | xargs sed -i \
  -e 's| !defined ISO11| !defined ISO11 \&\& !defined ISO23|g' \
  -e 's| defined ISO11| defined ISO11 \|\| defined ISO23|g' \
  -e 's|ifdef ISO11|if defined ISO11 \|\| defined ISO23|g' \
  -e 's|ifndef ISO11|if !defined ISO11 \&\& !defined ISO23|g'

Signed-off-by: Collin Funk <collin.funk1@gmail.com>
2025-04-10 18:39:05 +00:00

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macro-int-constant FLT_RADIX >= 2
macro FLT_ROUNDS
macro-int-constant FLT_MANT_DIG
macro-int-constant DBL_MANT_DIG
macro-int-constant LDBL_MANT_DIG
macro-int-constant FLT_DIG >= 6
macro-int-constant DBL_DIG >= 10
macro-int-constant LDBL_DIG >= 10
macro-int-constant FLT_MIN_EXP < 0
macro-int-constant DBL_MIN_EXP < 0
macro-int-constant LDBL_MIN_EXP < 0
macro-int-constant FLT_MIN_10_EXP <= -37
macro-int-constant DBL_MIN_10_EXP <= -37
macro-int-constant LDBL_MIN_10_EXP <= -37
macro-int-constant FLT_MAX_EXP
macro-int-constant DBL_MAX_EXP
macro-int-constant LDBL_MAX_EXP
macro-int-constant FLT_MAX_10_EXP >= 37
macro-int-constant DBL_MAX_10_EXP >= 37
macro-int-constant LDBL_MAX_10_EXP >= 37
macro-constant FLT_MAX >= 1.0E37
macro-constant DBL_MAX >= 1.0E37
macro-constant LDBL_MAX >= 1.0E37
macro-constant FLT_EPSILON <= 1.0E-5
macro-constant DBL_EPSILON <= 1.0E-9
macro-constant LDBL_EPSILON <= 1.0E-9
macro-constant FLT_MIN <= 1.0E-37
macro-constant DBL_MIN <= 1.0E-37
macro-constant LDBL_MIN <= 1.0E-37
#if !defined ISO && !defined XPG4 && !defined XPG42 && !defined POSIX && !defined UNIX98
macro-int-constant DECIMAL_DIG >= 10
macro-int-constant FLT_EVAL_METHOD
#endif
#if defined ISO11 || defined ISO23
macro-int-constant DBL_HAS_SUBNORM
macro-int-constant FLT_HAS_SUBNORM
macro-int-constant LDBL_HAS_SUBNORM
macro-int-constant DBL_DECIMAL_DIG >= 10
macro-int-constant FLT_DECIMAL_DIG >= 6
macro-int-constant LDBL_DECIMAL_DIG >= 10
macro-constant DBL_TRUE_MIN <= 1E-37
macro-constant FLT_TRUE_MIN <= 1E-37
macro-constant LDBL_TRUE_MIN <= 1E-37
#endif
#if !defined ISO && !defined ISO99 && !defined ISO11 && !defined ISO23
allow *_t
#endif