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-rw-r--r--wcsmbs/Makefile2
-rw-r--r--wcsmbs/test-char-types.c31
-rw-r--r--wcsmbs/uchar.h17
3 files changed, 37 insertions, 13 deletions
diff --git a/wcsmbs/Makefile b/wcsmbs/Makefile
index 653e289663..3ee91d2e1a 100644
--- a/wcsmbs/Makefile
+++ b/wcsmbs/Makefile
@@ -50,7 +50,7 @@ strop-tests := wcscmp wcsncmp wmemcmp wcslen wcschr wcsrchr wcscpy wcsnlen \
tests := tst-wcstof wcsmbs-tst1 tst-wcsnlen tst-btowc tst-mbrtowc \
tst-wcrtomb tst-wcpncpy tst-mbsrtowcs tst-wchar-h tst-mbrtowc2 \
tst-c16c32-1 wcsatcliff tst-wcstol-locale tst-wcstod-nan-locale \
- tst-wcstod-round \
+ tst-wcstod-round test-char-types \
$(addprefix test-,$(strop-tests))
include ../Rules
diff --git a/wcsmbs/test-char-types.c b/wcsmbs/test-char-types.c
new file mode 100644
index 0000000000..31237619d2
--- /dev/null
+++ b/wcsmbs/test-char-types.c
@@ -0,0 +1,31 @@
+/* Test char16_t and char32_t types consistent with compiler.
+ Copyright (C) 2018 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <uchar.h>
+
+const char16_t *s16 = u"";
+const char32_t *s32 = U"";
+
+static int
+do_test (void)
+{
+ /* This is a compilation test. */
+ return 0;
+}
+
+#include <support/test-driver.c>
diff --git a/wcsmbs/uchar.h b/wcsmbs/uchar.h
index 4d78f70fa2..4d9b2ec14d 100644
--- a/wcsmbs/uchar.h
+++ b/wcsmbs/uchar.h
@@ -28,20 +28,13 @@
#define __need_size_t
#include <stddef.h>
+#include <bits/types.h>
#include <bits/types/mbstate_t.h>
-#if defined __GNUC__ && !defined __USE_ISOCXX11
-/* Define the 16-bit and 32-bit character types. Use the information
- provided by the compiler. */
-# if !defined __CHAR16_TYPE__ || !defined __CHAR32_TYPE__
-# if defined __STDC_VERSION__ && __STDC_VERSION__ < 201000L
-# error "<uchar.h> requires ISO C11 mode"
-# else
-# error "definitions of __CHAR16_TYPE__ and/or __CHAR32_TYPE__ missing"
-# endif
-# endif
-typedef __CHAR16_TYPE__ char16_t;
-typedef __CHAR32_TYPE__ char32_t;
+#ifndef __USE_ISOCXX11
+/* Define the 16-bit and 32-bit character types. */
+typedef __uint_least16_t char16_t;
+typedef __uint_least32_t char32_t;
#endif