Fix several atomic tests on 32-bit x86 (PR testsuite/51258)

[pf3gnuchains/gcc-fork.git] / libiberty / index.c

diff --git a/libiberty/index.c b/libiberty/index.c
index e5a00f5..acd0a45 100644 (file)
--- a/libiberty/index.c
+++ b/libiberty/index.c
@@ -1,11 +1,21 @@
 /* Stub implementation of (obsolete) index(). */
 
-extern char * strchr();
+/*
+
+@deftypefn Supplemental char* index (char *@var{s}, int @var{c})
+
+Returns a pointer to the first occurrence of the character @var{c} in
+the string @var{s}, or @code{NULL} if not found.  The use of @code{index} is
+deprecated in new programs in favor of @code{strchr}.
+
+@end deftypefn
+
+*/
+
+extern char * strchr(const char *, int);
 
 char *
-index (s, c)
-  char *s;
-  int c;
+index (const char *s, int c)
 {
   return strchr (s, c);
 }