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-rw-r--r--include/dirent.h6
-rw-r--r--include/wchar.h12
2 files changed, 12 insertions, 6 deletions
diff --git a/include/dirent.h b/include/dirent.h
index 4bffb06a39..d0ca3f2ffb 100644
--- a/include/dirent.h
+++ b/include/dirent.h
@@ -18,6 +18,8 @@ extern __ssize_t __getdents (int __fd, char *__buf, size_t __nbytes)
internal_function;
extern __ssize_t __getdents64 (int __fd, char *__buf, size_t __nbytes)
internal_function;
-extern int __alphasort64 (const void *a, const void *b);
-extern int __versionsort64 (const void *a, const void *b);
+extern int __alphasort64 (const void *a, const void *b)
+ __attribute_pure__;
+extern int __versionsort64 (const void *a, const void *b)
+ __attribute_pure__;
#endif
diff --git a/include/wchar.h b/include/wchar.h
index 7187d76c05..ee12563e99 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -3,10 +3,13 @@
# ifdef _WCHAR_H
/* Now define the internal interfaces. */
-extern int __wcscasecmp (__const wchar_t *__s1, __const wchar_t *__s2);
+extern int __wcscasecmp (__const wchar_t *__s1, __const wchar_t *__s2)
+ __attribute_pure__;
extern int __wcsncasecmp (__const wchar_t *__s1, __const wchar_t *__s2,
- size_t __n);
-extern size_t __wcsnlen (__const wchar_t *__s, size_t __maxlen);
+ size_t __n)
+ __attribute_pure__;
+extern size_t __wcsnlen (__const wchar_t *__s, size_t __maxlen)
+ __attribute_pure__;
extern wint_t __btowc (int __c);
extern int __mbsinit (__const __mbstate_t *__ps);
extern size_t __mbrtowc (wchar_t *__restrict __pwc,
@@ -37,7 +40,8 @@ extern wchar_t *__wmempcpy (wchar_t *__restrict __s1,
size_t __n);
extern wchar_t *__wmemmove (wchar_t *__s1, __const wchar_t *__s2,
size_t __n);
-extern wchar_t *__wcschrnul (__const wchar_t *__s, wchar_t __wc);
+extern wchar_t *__wcschrnul (__const wchar_t *__s, wchar_t __wc)
+ __attribute_pure__;
extern int __vfwscanf (FILE *__restrict __s,
__const wchar_t *__restrict __format,