Avoid use of "register" as optimization hint.

7 files changed, 25 insertions, 26 deletions

diff --git a/stdlib/qsort.c b/stdlib/qsort.c
index ccbdccc7b5..471c66217f 100644
--- a/stdlib/qsort.c
+++ b/stdlib/qsort.c
@@ -29,8 +29,8 @@
 #define SWAP(a, b, size)						      \
   do									      \
     {									      \
-      register size_t __size = (size);					      \
-      register char *__a = (a), *__b = (b);				      \
+      size_t __size = (size);						      \
+      char *__a = (a), *__b = (b);					      \
       do								      \
 	{								      \
 	  char __tmp = *__a;						      \
@@ -89,7 +89,7 @@ void
 _quicksort (void *const pbase, size_t total_elems, size_t size,
 	    __compar_d_fn_t cmp, void *arg)
 {
-  register char *base_ptr = (char *) pbase;
+  char *base_ptr = (char *) pbase;
 
   const size_t max_thresh = MAX_THRESH * size;
 
@@ -206,7 +206,7 @@ _quicksort (void *const pbase, size_t total_elems, size_t size,
     char *const end_ptr = &base_ptr[size * (total_elems - 1)];
     char *tmp_ptr = base_ptr;
     char *thresh = min(end_ptr, base_ptr + max_thresh);
-    register char *run_ptr;
+    char *run_ptr;
 
     /* Find smallest element in first threshold and place it at the
        array's beginning.  This is the smallest array element,
diff --git a/stdlib/setenv.c b/stdlib/setenv.c
index a9ebe3315f..fdcd8e1d08 100644
--- a/stdlib/setenv.c
+++ b/stdlib/setenv.c
@@ -112,8 +112,8 @@ __add_to_environ (name, value, combined, replace)
      const char *combined;
      int replace;
 {
-  register char **ep;
-  register size_t size;
+  char **ep;
+  size_t size;
   const size_t namelen = strlen (name);
   const size_t vallen = value != NULL ? strlen (value) + 1 : 0;
 
diff --git a/stdlib/strtod_l.c b/stdlib/strtod_l.c
index 2eec876a9e..5b41e2b06e 100644
--- a/stdlib/strtod_l.c
+++ b/stdlib/strtod_l.c
@@ -1175,10 +1175,9 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc)
      really integer digits or belong to the fractional part; i.e. we normalize
      123e-2 to 1.23.  */
   {
-    register intmax_t incr = (exponent < 0
-			      ? MAX (-(intmax_t) int_no, exponent)
-			      : MIN ((intmax_t) dig_no - (intmax_t) int_no,
-				     exponent));
+    intmax_t incr = (exponent < 0
+		     ? MAX (-(intmax_t) int_no, exponent)
+		     : MIN ((intmax_t) dig_no - (intmax_t) int_no, exponent));
     int_no += incr;
     exponent -= incr;
   }
@@ -1499,7 +1498,7 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc)
 #define got_limb							      \
 	      if (bits == 0)						      \
 		{							      \
-		  register int cnt;					      \
+		  int cnt;						      \
 		  if (quot == 0)					      \
 		    cnt = BITS_PER_MP_LIMB;				      \
 		  else							      \
@@ -1651,7 +1650,7 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc)
 	  if (numsize < densize)
 	    {
 	      mp_size_t empty = densize - numsize;
-	      register int i;
+	      int i;
 
 	      if (bits <= 0)
 		exponent -= empty * BITS_PER_MP_LIMB;
@@ -1679,7 +1678,7 @@ ____STRTOF_INTERNAL (nptr, endptr, group, loc)
 		      used = MANT_DIG - bits;
 		      if (used >= BITS_PER_MP_LIMB)
 			{
-			  register int i;
+			  int i;
 			  (void) __mpn_lshift (&retval[used
 						       / BITS_PER_MP_LIMB],
 					       retval,
diff --git a/stdlib/strtol_l.c b/stdlib/strtol_l.c
index 874708ab00..dc47608b0c 100644
--- a/stdlib/strtol_l.c
+++ b/stdlib/strtol_l.c
@@ -231,11 +231,11 @@ INTERNAL (__strtol_l) (nptr, endptr, base, group, loc)
      __locale_t loc;
 {
   int negative;
-  register unsigned LONG int cutoff;
-  register unsigned int cutlim;
-  register unsigned LONG int i;
-  register const STRING_TYPE *s;
-  register UCHAR_TYPE c;
+  unsigned LONG int cutoff;
+  unsigned int cutlim;
+  unsigned LONG int i;
+  const STRING_TYPE *s;
+  UCHAR_TYPE c;
   const STRING_TYPE *save, *end;
   int overflow;
 #ifndef USE_WIDE_CHAR
diff --git a/stdlib/tst-strtod.c b/stdlib/tst-strtod.c
index 0154aadef6..acd1377b2b 100644
--- a/stdlib/tst-strtod.c
+++ b/stdlib/tst-strtod.c
@@ -85,7 +85,7 @@ int
 main (int argc, char ** argv)
 {
   char buf[100];
-  register const struct ltest *lt;
+  const struct ltest *lt;
   char *ep;
   int status = 0;
   int save_errno;
@@ -184,7 +184,7 @@ main (int argc, char ** argv)
 static void
 expand (dst, c)
      char *dst;
-     register int c;
+     int c;
 {
   if (isprint (c))
     {
diff --git a/stdlib/tst-strtol.c b/stdlib/tst-strtol.c
index f569e55092..eebd8f7afa 100644
--- a/stdlib/tst-strtol.c
+++ b/stdlib/tst-strtol.c
@@ -537,14 +537,14 @@ static void expand (char *dst, int c);
 int
 main (void)
 {
-  register const struct ltest *lt;
+  const struct ltest *lt;
   char *ep;
   int status = 0;
   int save_errno;
 
   for (lt = tests; lt->str != NULL; ++lt)
     {
-      register long int l;
+      long int l;
 
       errno = 0;
       l = strtol (lt->str, &ep, lt->base);
@@ -577,7 +577,7 @@ main (void)
 
   for (++lt; lt->str != NULL; lt++)
     {
-      register unsigned long int ul;
+      unsigned long int ul;
 
       errno = 0;
       ul = strtoul (lt->str, &ep, lt->base);
diff --git a/stdlib/tst-strtoll.c b/stdlib/tst-strtoll.c
index ba3338241b..0c77254d52 100644
--- a/stdlib/tst-strtoll.c
+++ b/stdlib/tst-strtoll.c
@@ -312,14 +312,14 @@ static void expand (char *dst, int c);
 int
 main (void)
 {
-  register const struct ltest *lt;
+  const struct ltest *lt;
   char *ep;
   int status = 0;
   int save_errno;
 
   for (lt = tests; lt->str != NULL; ++lt)
     {
-      register long long int l;
+      long long int l;
 
       errno = 0;
       l = strtoll (lt->str, &ep, lt->base);
@@ -352,7 +352,7 @@ main (void)
 
   for (++lt; lt->str != NULL; lt++)
     {
-      register unsigned long long int ul;
+      unsigned long long int ul;
 
       errno = 0;
       ul = strtoull (lt->str, &ep, lt->base);