[glibc/azanella/clang] conform: Do not use __SIG_ATOMIC_TYPE__

[Adhemerval Zanella <azanella@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=141785920653a7b8682a165327b540b0acaeba71

commit 141785920653a7b8682a165327b540b0acaeba71
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Sun Apr 3 09:46:45 2022 -0300

    conform: Do not use __SIG_ATOMIC_TYPE__
    
    clang does not define __SIG_ATOMIC_TYPE__, instead add another
    directive ('size:') which instruct to use an interger type of
    defined minimum size.

Diff:
---
 conform/conformtest.py     | 4 ++++
 conform/data/stdint.h-data | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/conform/conformtest.py b/conform/conformtest.py
index e89fb19134..83ed6ec056 100644
--- a/conform/conformtest.py
+++ b/conform/conformtest.py
@@ -172,6 +172,10 @@ class ConstantTest(object):
                 c_type = self.c_type[len('promoted:'):]
                 text = ('__typeof__ ((%s) 0 + (%s) 0) a2_%d;\n'
                         % (c_type, c_type, self.num))
+            elif self.c_type.startswith('size:'):
+                c_type = "int{}_t".format(self.c_type[len('size:'):])
+                text = ('__typeof__ ((%s) 0 + (%s) 0) a2_%d;\n'
+                        % (c_type, c_type, self.num))
             else:
                 text = '__typeof__ ((%s) 0) a2_%d;\n' % (self.c_type, self.num)
             text += 'extern __typeof__ (%s) a2_%d;\n' % (self.symbol, self.num)
diff --git a/conform/data/stdint.h-data b/conform/data/stdint.h-data
index 4e84e17fb8..5d65d4ecd5 100644
--- a/conform/data/stdint.h-data
+++ b/conform/data/stdint.h-data
@@ -88,8 +88,8 @@ macro-int-constant UINTMAX_MAX {promoted:uintmax_t} >= 18446744073709551615ULL
 macro-int-constant PTRDIFF_MIN {promoted:__PTRDIFF_TYPE__} <= -65535
 macro-int-constant PTRDIFF_MAX {promoted:__PTRDIFF_TYPE__} >= 65535
 
-macro-int-constant SIG_ATOMIC_MIN {promoted:__SIG_ATOMIC_TYPE__}
-macro-int-constant SIG_ATOMIC_MAX {promoted:__SIG_ATOMIC_TYPE__} >= 127
+macro-int-constant SIG_ATOMIC_MIN {size:__SIG_ATOMIC_WIDTH__}
+macro-int-constant SIG_ATOMIC_MAX {size:__SIG_ATOMIC_WIDTH__} >= 127
 
 macro-int-constant SIZE_MAX {promoted:__SIZE_TYPE__} >= 65535