clix.h (ASM_OUTPUT_ASCII): Avoid signed/unsigned warnings.

	* clipper/clix.h (ASM_OUTPUT_ASCII): Avoid signed/unsigned
	warnings.
	* convex.h (ASM_OUTPUT_ASCII): Likewise.
	* i370.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/att.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/i386-interix.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/sco5.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/sun386.h (ASM_OUTPUT_ASCII): Likewise.
	* i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
	* i860/bsd.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/3b1.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/amix.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/atari.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/crds.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/hp320.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/m68kv4.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/mot3300.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/sgs.h (ASM_OUTPUT_ASCII): Likewise.
	* m68k/tower-as.h (ASM_OUTPUT_ASCII): Likewise.
	* mips/bsd-5.h (ASM_OUTPUT_ASCII): Likewise.
	* mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
	* mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
	* mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
	* ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
	* vax/vaxv.h (ASM_OUTPUT_ASCII): Likewise.
	* we32k/we32k.h (ASM_OUTPUT_ASCII): Likewise.

From-SVN: r48071

28 files changed, 102 insertions, 71 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9796d0348d8..2d33ac980e0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,34 @@
 2001-12-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* clipper/clix.h (ASM_OUTPUT_ASCII): Avoid signed/unsigned
+	warnings.
+	* convex.h (ASM_OUTPUT_ASCII): Likewise.
+	* i370.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/att.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/i386-interix.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/sco5.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/sun386.h (ASM_OUTPUT_ASCII): Likewise.
+	* i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
+	* i860/bsd.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/3b1.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/amix.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/atari.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/crds.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/hp320.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/m68kv4.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/mot3300.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/sgs.h (ASM_OUTPUT_ASCII): Likewise.
+	* m68k/tower-as.h (ASM_OUTPUT_ASCII): Likewise.
+	* mips/bsd-5.h (ASM_OUTPUT_ASCII): Likewise.
+	* mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
+	* mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
+	* mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
+	* ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
+	* vax/vaxv.h (ASM_OUTPUT_ASCII): Likewise.
+	* we32k/we32k.h (ASM_OUTPUT_ASCII): Likewise.
+
 	* i386/uwin.h (MD_STARTFILE_PREFIX): Avoid redefinition warnings.
 	* interix.h (TARGET_MEM_FUNCTIONS): Likewise.
 	* psos.h (CPP_PREDEFINES): Likewise.
diff --git a/gcc/config/clipper/clix.h b/gcc/config/clipper/clix.h
index b066754d4d4..45f92646cc7 100644
--- a/gcc/config/clipper/clix.h
+++ b/gcc/config/clipper/clix.h
@@ -35,9 +35,9 @@ Boston, MA 02111-1307, USA.  */
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
-  const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
+  const unsigned char *s = (const unsigned char *)(PTR);\
+  size_t i, limit = (LEN);				\
+  for (i = 0; i < limit; s++, i++)			\
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/convex/convex.h b/gcc/config/convex/convex.h
index e5ba4933a13..c6e02550735 100644
--- a/gcc/config/convex/convex.h
+++ b/gcc/config/convex/convex.h
@@ -1312,9 +1312,9 @@ enum reg_class {
 /* This is how to output a string */
 
 #define ASM_OUTPUT_ASCII(FILE,STR,SIZE) do {				\
-  int i;								\
+  size_t i, limit = (SIZE);						\
   fprintf ((FILE), "\tds.b \"");					\
-  for (i = 0; i < (SIZE); i++) {					\
+  for (i = 0; i < limit; i++) {						\
       register int c = (STR)[i] & 0377;					\
       if (c >= ' ' && c < 0177 && c != '\\' && c != '"')		\
 	  putc (c, (FILE));						\
diff --git a/gcc/config/i370/i370.h b/gcc/config/i370/i370.h
index 61418cfce8e..044fd5ac3d0 100644
--- a/gcc/config/i370/i370.h
+++ b/gcc/config/i370/i370.h
@@ -1232,11 +1232,11 @@ enum reg_class
 
 #define ASM_OUTPUT_ASCII(FILE, PTR, LEN)				\
 {									\
-  int i, j;								\
-  int c;								\
-  for (j = 0, i = 0; i < LEN; j++, i++)					\
+  size_t i, limit = (LEN);						\
+  int j;								\
+  for (j = 0, i = 0; i < limit; j++, i++)				\
     {									\
-      c = PTR[i];							\
+      int c = (PTR)[i];							\
       if (ISCNTRL (c) || c == '&')					\
 	{								\
 	  if (j % MVS_ASCII_TEXT_LENGTH != 0 )				\
diff --git a/gcc/config/i386/att.h b/gcc/config/i386/att.h
index 39bb1799f97..2726f7ba5b9 100644
--- a/gcc/config/i386/att.h
+++ b/gcc/config/i386/att.h
@@ -36,14 +36,14 @@ Boston, MA 02111-1307, USA.  */
 
 /* How to output an ASCII string constant.  */
 
-#define ASM_OUTPUT_ASCII(FILE, p, size) \
+#define ASM_OUTPUT_ASCII(FILE, PTR, SIZE)			\
 do								\
-{ int i = 0; 							\
-  while (i < (size))						\
+{ size_t i = 0, limit = (SIZE); 				\
+  while (i < limit)						\
     { if (i%10 == 0) { if (i!=0) fprintf ((FILE), "\n");	\
 		       fprintf ((FILE), "%s", ASM_BYTE_OP); }	\
       else fprintf ((FILE), ",");				\
-	fprintf ((FILE), "0x%x", ((p)[i++] & 0377)) ;}		\
+	fprintf ((FILE), "0x%x", ((PTR)[i++] & 0377)) ;}	\
       fprintf ((FILE), "\n");					\
 } while (0)
 
diff --git a/gcc/config/i386/i386-interix.h b/gcc/config/i386/i386-interix.h
index 1eae0863827..962862f0858 100644
--- a/gcc/config/i386/i386-interix.h
+++ b/gcc/config/i386/i386-interix.h
@@ -202,7 +202,7 @@ Boston, MA 02111-1307, USA.  */
 	    }								\
 	  for (p = _ascii_bytes; p < limit && *p != '\0'; p++)		\
 	    continue;							\
-	  if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT)		\
+	  if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT)	\
 	    {								\
 	      if (bytes_in_chunk > 0)					\
 		{							\
diff --git a/gcc/config/i386/i386elf.h b/gcc/config/i386/i386elf.h
index 97d5fbebd0d..2bb7b8a058e 100644
--- a/gcc/config/i386/i386elf.h
+++ b/gcc/config/i386/i386elf.h
@@ -138,7 +138,7 @@ do { long value[3];							\
 	    }								\
 	  for (p = _ascii_bytes; p < limit && *p != '\0'; p++)		\
 	    continue;							\
-	  if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT)		\
+	  if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT)	\
 	    {								\
 	      if (bytes_in_chunk > 0)					\
 		{							\
diff --git a/gcc/config/i386/ptx4-i.h b/gcc/config/i386/ptx4-i.h
index edb14e38b8f..e106b68ace6 100644
--- a/gcc/config/i386/ptx4-i.h
+++ b/gcc/config/i386/ptx4-i.h
@@ -123,7 +123,7 @@ do { long value[3];							\
 	    }								\
 	  for (p = _ascii_bytes; p < limit && *p != '\0'; p++)		\
 	    continue;							\
-	  if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT)		\
+	  if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT)	\
 	    {								\
 	      if (bytes_in_chunk > 0)					\
 		{							\
diff --git a/gcc/config/i386/sco5.h b/gcc/config/i386/sco5.h
index 6bd6934b774..16861a85bf2 100644
--- a/gcc/config/i386/sco5.h
+++ b/gcc/config/i386/sco5.h
@@ -336,7 +336,7 @@ do {									\
 	    }								\
 	  for (p = _ascii_bytes; p < limit && *p != '\0'; p++)		\
 	    continue;							\
-	  if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT)		\
+	  if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT)	\
 	    {								\
 	      if (bytes_in_chunk > 0)					\
 		{							\
diff --git a/gcc/config/i386/sun386.h b/gcc/config/i386/sun386.h
index 86d8d9544c5..0487aa510fe 100644
--- a/gcc/config/i386/sun386.h
+++ b/gcc/config/i386/sun386.h
@@ -41,14 +41,14 @@ Boston, MA 02111-1307, USA.  */
 
 /* How to output an ASCII string constant.  */
 
-#define ASM_OUTPUT_ASCII(FILE, p, size) \
+#define ASM_OUTPUT_ASCII(FILE, PTR, SIZE) \
 do								\
-{ int i = 0; 							\
-  while (i < (size))						\
+{ size_t i = 0, limit = (SIZE); 				\
+  while (i < limit)						\
     { if (i%10 == 0) { if (i!=0) fprintf ((FILE), "\n");	\
 		       fprintf ((FILE), "%s", ASM_BYTE_OP); }	\
       else fprintf ((FILE), ",");				\
-      fprintf ((FILE), "0x%x", ((p)[i++] & 0377)) ;}		\
+      fprintf ((FILE), "0x%x", ((PTR)[i++] & 0377)) ;}		\
       fprintf ((FILE), "\n");					\
 } while (0)
 
diff --git a/gcc/config/i386/sysv4.h b/gcc/config/i386/sysv4.h
index f60ec31fe5b..4ccd74bc245 100644
--- a/gcc/config/i386/sysv4.h
+++ b/gcc/config/i386/sysv4.h
@@ -131,7 +131,7 @@ do { long value[3];							\
 	    }								\
 	  for (p = _ascii_bytes; p < limit && *p != '\0'; p++)		\
 	    continue;							\
-	  if (p < limit && (p - _ascii_bytes) <= STRING_LIMIT)		\
+	  if (p < limit && (p - _ascii_bytes) <= (long) STRING_LIMIT)	\
 	    {								\
 	      if (bytes_in_chunk > 0)					\
 		{							\
diff --git a/gcc/config/i860/bsd.h b/gcc/config/i860/bsd.h
index 0fd57efced4..f0845ea7940 100644
--- a/gcc/config/i860/bsd.h
+++ b/gcc/config/i860/bsd.h
@@ -7,10 +7,10 @@
 
 #define ASCII_DATA_ASM_OP "\t.byte\t"
 #define	ASM_OUTPUT_ASCII(f, p, size)	\
-do { register unsigned i;		\
+do { register size_t i, limit = (size);	\
   int inside;				\
   inside = FALSE;			\
-  for (i = 0; i < (size); i++) {	\
+  for (i = 0; i < limit; i++) {	\
     if (i % 64 == 0) {			\
       if (i != 0) {			\
 	if (inside)			\
diff --git a/gcc/config/m68k/3b1.h b/gcc/config/m68k/3b1.h
index 936a173c9dd..d380b405ec2 100644
--- a/gcc/config/m68k/3b1.h
+++ b/gcc/config/m68k/3b1.h
@@ -185,7 +185,7 @@ do {					\
 /* Yet another null terminated string format.  */
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
-  do { register int sp = 0, lp = 0; \
+  do { register size_t sp = 0, lp = 0, limit = (LEN); \
     fprintf ((FILE), "\tbyte\t"); \
   loop: \
     if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\') \
@@ -194,7 +194,7 @@ do {					\
     else \
       { lp += 5; \
 	fprintf ((FILE), "0x%x", (PTR)[sp]); } \
-    if (++sp < (LEN)) \
+    if (++sp < limit) \
       {	if (lp > 60) \
 	  { lp = 0; \
 	    fprintf ((FILE), "\n%s", ASCII_DATA_ASM_OP); }	\
diff --git a/gcc/config/m68k/amix.h b/gcc/config/m68k/amix.h
index 0d440de0e70..d1968c028d3 100644
--- a/gcc/config/m68k/amix.h
+++ b/gcc/config/m68k/amix.h
@@ -100,10 +100,10 @@ do {									\
 #undef ASM_OUTPUT_ASCII
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)				\
 do {								\
-  register int sp = 0, ch;					\
+  register size_t sp = 0, limit = (LEN);			\
   fprintf ((FILE), "%s", BYTE_ASM_OP);				\
   do {								\
-    ch = (PTR)[sp];						\
+    int ch = (PTR)[sp];						\
     if (ch > ' ' && ! (ch & 0x80) && ch != '\\')		\
       {								\
 	fprintf ((FILE), "'%c", ch);				\
@@ -112,7 +112,7 @@ do {								\
       {								\
 	fprintf ((FILE), "0x%x", ch);				\
       }								\
-    if (++sp < (LEN))						\
+    if (++sp < limit)						\
       {								\
 	if ((sp % 10) == 0)					\
 	  {							\
@@ -123,7 +123,7 @@ do {								\
 	    putc (',', (FILE));					\
 	  }							\
       }								\
-  } while (sp < (LEN));						\
+  } while (sp < limit);						\
   putc ('\n', (FILE));						\
 } while (0)
 
diff --git a/gcc/config/m68k/atari.h b/gcc/config/m68k/atari.h
index 75511ece43c..322058ec1e7 100644
--- a/gcc/config/m68k/atari.h
+++ b/gcc/config/m68k/atari.h
@@ -60,10 +60,10 @@ int switch_table_difference_label_flag;
 #undef ASM_OUTPUT_ASCII
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)				\
 {								\
-  register int sp = 0, ch;					\
+  register size_t sp = 0, limit = (LEN);			\
   fprintf ((FILE), "%s", BYTE_ASM_OP);				\
   do {								\
-    ch = (PTR)[sp];						\
+    int ch = (PTR)[sp];						\
     if (ch > ' ' && ! (ch & 0x80) && ch != '\\')		\
       {								\
 	fprintf ((FILE), "'%c", ch);				\
@@ -72,7 +72,7 @@ int switch_table_difference_label_flag;
       {								\
 	fprintf ((FILE), "0x%x", ch);				\
       }								\
-    if (++sp < (LEN))						\
+    if (++sp < limit)						\
       {								\
 	if ((sp % 10) == 0)					\
 	  {							\
@@ -83,7 +83,7 @@ int switch_table_difference_label_flag;
 	    putc (',', (FILE));					\
 	  }							\
       }								\
-  } while (sp < (LEN));						\
+  } while (sp < limit);						\
   putc ('\n', (FILE));						\
 }
 
diff --git a/gcc/config/m68k/crds.h b/gcc/config/m68k/crds.h
index 9a34ceef22e..1da17e52212 100644
--- a/gcc/config/m68k/crds.h
+++ b/gcc/config/m68k/crds.h
@@ -196,9 +196,9 @@ do { long l[2];						\
 
 #undef  ASM_OUTPUT_ASCII
 #define  ASM_OUTPUT_ASCII(FILE, P , SIZE)				\
-do {  int i;								\
+do {  size_t i, limit = (SIZE);						\
 	  fprintf ((FILE), "\t.ascii \"");				\
-	  for (i = 0; i < (SIZE); i++)					\
+	  for (i = 0; i < limit; i++)					\
 	    {								\
 	      register int c = (P)[i];					\
 	      if (i != 0 && (i / 200) * 200 == i)			\
diff --git a/gcc/config/m68k/hp320.h b/gcc/config/m68k/hp320.h
index 17d9d6a0b32..403e4d17ded 100644
--- a/gcc/config/m68k/hp320.h
+++ b/gcc/config/m68k/hp320.h
@@ -549,11 +549,11 @@ do {					\
         output_addr_const (FILE, addr);					\
     }}
 
-#define	ASM_OUTPUT_ASCII(f, p, size)	\
-do { register int i;			\
+#define	ASM_OUTPUT_ASCII(f, p, SIZE)	\
+do { size_t i, limit = (SIZE);		\
   int inside;				\
   inside = FALSE;			\
-  for (i = 0; i < (size); i++) {	\
+  for (i = 0; i < limit; i++) {	\
     if (i % 8 == 0) {			\
       if (i != 0) {			\
 	if (inside)			\
diff --git a/gcc/config/m68k/m68kv4.h b/gcc/config/m68k/m68kv4.h
index 13c303ccc17..7b1f0e72fd2 100644
--- a/gcc/config/m68k/m68kv4.h
+++ b/gcc/config/m68k/m68kv4.h
@@ -216,10 +216,10 @@ do {									\
 #undef ASM_OUTPUT_ASCII
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)				\
 do {								\
-  register int sp = 0, ch;					\
+  register size_t sp = 0, limit = (LEN);			\
   fprintf ((FILE), "%s", BYTE_ASM_OP);				\
   do {								\
-    ch = (PTR)[sp];						\
+    int ch = (PTR)[sp];						\
     if (ch > ' ' && ! (ch & 0x80) && ch != '\\')		\
       {								\
 	fprintf ((FILE), "'%c", ch);				\
@@ -228,7 +228,7 @@ do {								\
       {								\
 	fprintf ((FILE), "0x%x", ch);				\
       }								\
-    if (++sp < (LEN))						\
+    if (++sp < limit)						\
       {								\
 	if ((sp % 10) == 0)					\
 	  {							\
@@ -239,7 +239,7 @@ do {								\
 	    putc (',', (FILE));					\
 	  }							\
       }								\
-  } while (sp < (LEN));						\
+  } while (sp < limit);						\
   putc ('\n', (FILE));						\
 } while (0)
 
diff --git a/gcc/config/m68k/mot3300.h b/gcc/config/m68k/mot3300.h
index 4b96a50ce4c..1c8da7a98c7 100644
--- a/gcc/config/m68k/mot3300.h
+++ b/gcc/config/m68k/mot3300.h
@@ -418,7 +418,7 @@ do { long l;					\
 
 #undef ASM_OUTPUT_ASCII
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
-  do { register int sp = 0, lp = 0;				\
+  do { register size_t sp = 0, lp = 0, limit = (LEN);		\
     fprintf ((FILE), "%s", ASM_BYTE_OP);			\
   loop:								\
     if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\')	\
@@ -427,7 +427,7 @@ do { long l;					\
     else							\
       { lp += 5;						\
 	fprintf ((FILE), "0x%x", (PTR)[sp]); }			\
-    if (++sp < (LEN))						\
+    if (++sp < limit)						\
       {	if (lp > 60)						\
 	  { lp = 0;						\
 	    fprintf ((FILE), "\n%s", ASCII_DATA_ASM_OP); }	\
diff --git a/gcc/config/m68k/sgs.h b/gcc/config/m68k/sgs.h
index 6f30ee1bba2..5e4c212c691 100644
--- a/gcc/config/m68k/sgs.h
+++ b/gcc/config/m68k/sgs.h
@@ -159,10 +159,10 @@ do {								\
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)				\
 do {								\
-  register int sp = 0, ch;					\
+  register size_t sp = 0, limit = (LEN);			\
   fprintf ((FILE), "%s", BYTE_ASM_OP);				\
   do {								\
-    ch = (PTR)[sp];						\
+    int ch = (PTR)[sp];						\
     if (ch > ' ' && ! (ch & 0x80) && ch != '\\')		\
       {								\
 	fprintf ((FILE), "'%c", ch);				\
@@ -171,7 +171,7 @@ do {								\
       {								\
 	fprintf ((FILE), "0x%x", ch);				\
       }								\
-    if (++sp < (LEN))						\
+    if (++sp < limit)						\
       {								\
 	if ((sp % 10) == 0)					\
 	  {							\
@@ -182,7 +182,7 @@ do {								\
 	    putc (',', (FILE));					\
 	  }							\
       }								\
-  } while (sp < (LEN));						\
+  } while (sp < limit);						\
   putc ('\n', (FILE));						\
 } while (0)
 
diff --git a/gcc/config/m68k/tower-as.h b/gcc/config/m68k/tower-as.h
index 5b491af66da..927e92d0af6 100644
--- a/gcc/config/m68k/tower-as.h
+++ b/gcc/config/m68k/tower-as.h
@@ -90,7 +90,7 @@ Boston, MA 02111-1307, USA.  */
   fprintf (FILE, "\tident\t\"%s\" \n", NAME)
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN) \
-  do { register int sp = 0, lp = 0; \
+  do { register size_t sp = 0, lp = 0, limit = (LEN); \
     fprintf ((FILE), "\tbyte\t"); \
   loop: \
     if ((PTR)[sp] > ' ' && ! ((PTR)[sp] & 0x80) && (PTR)[sp] != '\\') \
@@ -99,7 +99,7 @@ Boston, MA 02111-1307, USA.  */
     else \
       { lp += 5; \
 	fprintf ((FILE), "0x%x", (PTR)[sp]); } \
-    if (++sp < (LEN)) \
+    if (++sp < limit) \
       {	if (lp > 60) \
 	  { lp = 0; \
 	    fprintf ((FILE), "\n\tbyte\t"); }	\
diff --git a/gcc/config/mips/bsd-5.h b/gcc/config/mips/bsd-5.h
index c82898c42e1..c7f9127c0df 100644
--- a/gcc/config/mips/bsd-5.h
+++ b/gcc/config/mips/bsd-5.h
@@ -56,8 +56,8 @@ Boston, MA 02111-1307, USA.  */
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
   const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
+  size_t i, limit = (LEN);				\
+  for (i = 0, s = (const unsigned char *)(PTR); i < limit; s++, i++) \
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/mips/mips-5.h b/gcc/config/mips/mips-5.h
index 225297d407e..4f005658546 100644
--- a/gcc/config/mips/mips-5.h
+++ b/gcc/config/mips/mips-5.h
@@ -35,8 +35,8 @@ Boston, MA 02111-1307, USA.  */
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
   const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
+  size_t i, limit = (LEN);				\
+  for (i = 0, s = (const unsigned char *)(PTR); i < limit; s++, i++) \
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/mips/svr3-5.h b/gcc/config/mips/svr3-5.h
index 0ccf0cd8581..657841be392 100644
--- a/gcc/config/mips/svr3-5.h
+++ b/gcc/config/mips/svr3-5.h
@@ -78,8 +78,8 @@ Boston, MA 02111-1307, USA.  */
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
   const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
+  size_t i, limit = (LEN);						\
+  for (i = 0, s = (const unsigned char *)(PTR); i < limit; s++, i++) \
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/mips/svr4-5.h b/gcc/config/mips/svr4-5.h
index 669cfec5da4..875493875d5 100644
--- a/gcc/config/mips/svr4-5.h
+++ b/gcc/config/mips/svr4-5.h
@@ -77,8 +77,8 @@ Boston, MA 02111-1307, USA.  */
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
   const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++) \
+  size_t i, limit = (LEN);				\
+  for (i = 0, s = (const unsigned char *)(PTR); i < limit; s++, i++) \
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/ns32k/encore.h b/gcc/config/ns32k/encore.h
index be86c6cbdfc..dd7c14be60f 100644
--- a/gcc/config/ns32k/encore.h
+++ b/gcc/config/ns32k/encore.h
@@ -128,15 +128,17 @@ do {									\
 
 #define ASM_OUTPUT_ASCII(file, p, size)			\
 do {							\
-  int i;						\
-  for (i = 0; i < (size); i++)				\
+  size_t i, limit = (size);				\
+  for (i = 0; i < limit; i++)				\
     {							\
       register int c = (p)[i];				\
       if ((i / 40) * 40 == i)				\
-      if (i == 0)					\
-        fprintf ((file), "\t.ascii \"");		\
-      else						\
-        fprintf ((file), "\"\n\t.ascii \"");		\
+        {						\
+          if (i == 0)					\
+            fprintf ((file), "\t.ascii \"");		\
+          else						\
+            fprintf ((file), "\"\n\t.ascii \"");	\
+        }						\
       if (c == '\"' || c == '\\')			\
         putc ('\\', (file));				\
       if (c >= ' ' && c < 0177)				\
@@ -144,7 +146,7 @@ do {							\
       else						\
         {						\
           fprintf ((file), "\\%o", c);			\
-          if (i < (size) - 1 && ISDIGIT ((p)[i + 1]))	\
+          if (i < limit - 1 && ISDIGIT ((p)[i + 1]))	\
           fprintf ((file), "\"\n\t.ascii \"");		\
         }						\
     }							\
diff --git a/gcc/config/vax/vaxv.h b/gcc/config/vax/vaxv.h
index fe5c74649bb..2a113b3836e 100644
--- a/gcc/config/vax/vaxv.h
+++ b/gcc/config/vax/vaxv.h
@@ -51,9 +51,9 @@ output_file_directive ((FILE), main_input_filename)
 
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)			\
 do {							\
-  const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (PTR); i < (LEN); s++, i++)		\
+  const unsigned char *s = (const unsigned char *)(PTR);\
+  size_t i, limit = (LEN);				\
+  for (i = 0; i < limit; s++, i++)		\
     {							\
       if ((i % 8) == 0)					\
 	fputs ("\n\t.byte\t", (FILE));			\
diff --git a/gcc/config/we32k/we32k.h b/gcc/config/we32k/we32k.h
index 012113fb479..9e15f706a92 100644
--- a/gcc/config/we32k/we32k.h
+++ b/gcc/config/we32k/we32k.h
@@ -817,8 +817,8 @@ do { union { float f; long l;} tem;				\
 #define ASM_OUTPUT_ASCII(FILE,PTR,LEN)  \
 do {							\
   const unsigned char *s;				\
-  int i;						\
-  for (i = 0, s = (const unsigned char *)(PTR); i < (LEN); s++, i++)	\
+  size_t i, limit = (LEN);				\
+  for (i = 0, s = (const unsigned char *)(PTR); i < limit; s++, i++)	\
     {							\
       if ((i % 8) == 0)					\
 	fprintf ((FILE),"%s\t.byte\t",(i?"\n":""));	\