* libI77/dfe.c (s_rdfe, s_wdfe): Wrap parentheses around

	assignment used as truth value.
	* libI77/due.c (s_rdue, s_wdue): Likewise.
	* libI77/endfile.c (f_end): Likewise.
	* libI77/iio.c (s_rsfi, s_wsfi): Likewise.
	* libI77/lread.c (ERR, l_C, nmL_getc, s_rsle): Likewise.
	* libI77/lwrite.c (l_g, l_put): Likewise.
	* libI77/open.c (f_open): Likewise.
	* libI77/rdfmt.c (rd_Z): Likewise.
	* libI77/rsfe.c (s_rsfe): Likewise.
	* libI77/rsne.c (hash, mk_hashtab, nl_init, getname, getdimen,
	x_rsne, s_rsne): Likewise.
	* libI77/sue.c (s_rsue, s_wsue): Likewise.
	* libI77/wref.c (wrt_E, wrt_F): Likewise.
	* libI77/wsfe.c (s_wsfe): Likewise.
	* libI77/wsle.c (s_wsle): Likewise.
	* libI77/wsne.c (s_wsne): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54172 138bc75d-0d04-0410-961f-82ee72b054a4

16 files changed, 66 insertions, 46 deletions

diff --git a/libf2c/ChangeLog b/libf2c/ChangeLog
index 3d9b554ea1f..6d0499cb20d 100644
--- a/libf2c/ChangeLog
+++ b/libf2c/ChangeLog
@@ -1,3 +1,23 @@
+Sun Jun  2 10:32:35 2002  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* libI77/dfe.c (s_rdfe, s_wdfe): Wrap parentheses around
+	assignment used as truth value.
+	* libI77/due.c (s_rdue, s_wdue): Likewise.
+	* libI77/endfile.c (f_end): Likewise.
+	* libI77/iio.c (s_rsfi, s_wsfi): Likewise.
+	* libI77/lread.c (ERR, l_C, nmL_getc, s_rsle): Likewise.
+	* libI77/lwrite.c (l_g, l_put): Likewise.
+	* libI77/open.c (f_open): Likewise.
+	* libI77/rdfmt.c (rd_Z): Likewise.
+	* libI77/rsfe.c (s_rsfe): Likewise.
+	* libI77/rsne.c (hash, mk_hashtab, nl_init, getname, getdimen,
+	x_rsne, s_rsne): Likewise.
+	* libI77/sue.c (s_rsue, s_wsue): Likewise.
+	* libI77/wref.c (wrt_E, wrt_F): Likewise.
+	* libI77/wsfe.c (s_wsfe): Likewise.
+	* libI77/wsle.c (s_wsle): Likewise.
+	* libI77/wsne.c (s_wsne): Likewise.
+
 Sun Jun  2 08:59:50 2002  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* libF77/main.c (main): Avoid implicit int.
diff --git a/libf2c/libI77/dfe.c b/libf2c/libI77/dfe.c
index e91bb38408d..5ce0b4cd661 100644
--- a/libf2c/libI77/dfe.c
+++ b/libf2c/libI77/dfe.c
@@ -101,7 +101,7 @@ s_rdfe (cilist * a)
     f_init ();
   f__init = 3;
   f__reading = 1;
-  if (n = c_dfe (a))
+  if ((n = c_dfe (a)))
     return (n);
   if (f__curunit->uwrt && f__nowreading (f__curunit))
     err (a->cierr, errno, "read start");
@@ -124,7 +124,7 @@ s_wdfe (cilist * a)
     f_init ();
   f__init = 3;
   f__reading = 0;
-  if (n = c_dfe (a))
+  if ((n = c_dfe (a)))
     return (n);
   if (f__curunit->uwrt != 1 && f__nowwriting (f__curunit))
     err (a->cierr, errno, "startwrt");
diff --git a/libf2c/libI77/due.c b/libf2c/libI77/due.c
index 310c6139235..7c6a801e0f9 100644
--- a/libf2c/libI77/due.c
+++ b/libf2c/libI77/due.c
@@ -37,7 +37,7 @@ s_rdue (cilist * a)
 {
   int n;
   f__reading = 1;
-  if (n = c_due (a))
+  if ((n = c_due (a)))
     return (n);
   if (f__curunit->uwrt && f__nowreading (f__curunit))
     err (a->cierr, errno, "read start");
@@ -49,7 +49,7 @@ s_wdue (cilist * a)
 {
   int n;
   f__reading = 0;
-  if (n = c_due (a))
+  if ((n = c_due (a)))
     return (n);
   if (f__curunit->uwrt != 1 && f__nowwriting (f__curunit))
     err (a->cierr, errno, "write start");
diff --git a/libf2c/libI77/endfile.c b/libf2c/libI77/endfile.c
index d429d2b07e5..513f2107ef7 100644
--- a/libf2c/libI77/endfile.c
+++ b/libf2c/libI77/endfile.c
@@ -28,7 +28,7 @@ f_end (alist * a)
     {
       char nbuf[10];
       sprintf (nbuf, "fort.%ld", (long) a->aunit);
-      if (tf = fopen (nbuf, f__w_mode[0]))
+      if ((tf = fopen (nbuf, f__w_mode[0])))
 	fclose (tf);
       return (0);
     }
diff --git a/libf2c/libI77/iio.c b/libf2c/libI77/iio.c
index a660a38f991..69f215425db 100644
--- a/libf2c/libI77/iio.c
+++ b/libf2c/libI77/iio.c
@@ -79,7 +79,7 @@ integer
 s_rsfi (icilist * a)
 {
   int n;
-  if (n = c_si (a))
+  if ((n = c_si (a)))
     return (n);
   f__reading = 1;
   f__doed = rd_ed;
@@ -112,7 +112,7 @@ integer
 s_wsfi (icilist * a)
 {
   int n;
-  if (n = c_si (a))
+  if ((n = c_si (a)))
     return (n);
   f__reading = 0;
   f__doed = w_ed;
diff --git a/libf2c/libI77/lread.c b/libf2c/libI77/lread.c
index de6257d4557..f8ec7dc0e90 100644
--- a/libf2c/libI77/lread.c
+++ b/libf2c/libI77/lread.c
@@ -99,7 +99,7 @@ flag f__lquit;
 int f__lcount, f__ltype, nml_read;
 char *f__lchar;
 double f__lx, f__ly;
-#define ERR(x) if(n=(x)) {f__init &= ~2; return(n);}
+#define ERR(x) if((n=(x))) {f__init &= ~2; return(n);}
 #define GETC(x) (x=(*l_getc)())
 #define Ungetc(x,y) (*l_ungetc)(x,y)
 
@@ -330,7 +330,7 @@ l_C (void)
   Ungetc (ch, f__cf);
   nml_save = nml_read;
   nml_read = 0;
-  if (ch = l_R (1, 0))
+  if ((ch = l_R (1, 0)))
     return ch;
   if (!f__ltype)
     errfl (f__elist->cierr, 112, "no real part");
@@ -343,7 +343,7 @@ l_C (void)
     }
   while (iswhit (GETC (ch)));
   (void) Ungetc (ch, f__cf);
-  if (ch = l_R (1, 0))
+  if ((ch = l_R (1, 0)))
     return ch;
   if (!f__ltype)
     errfl (f__elist->cierr, 112, "no imaginary part");
@@ -367,7 +367,7 @@ static int
 nmL_getc (void)
 {
   int rv;
-  if (rv = *nmL_next++)
+  if ((rv = *nmL_next++))
     return rv;
   l_getc = nmL_getc_save;
   l_ungetc = nmL_ungetc_save;
@@ -829,7 +829,7 @@ s_rsle (cilist * a)
   f__reading = 1;
   f__external = 1;
   f__formatted = 1;
-  if (n = c_le (a))
+  if ((n = c_le (a)))
     return (n);
   f__lioproc = l_read;
   f__lquit = 0;
diff --git a/libf2c/libI77/lwrite.c b/libf2c/libI77/lwrite.c
index da4a8e94ea9..b910ab19872 100644
--- a/libf2c/libI77/lwrite.c
+++ b/libf2c/libI77/lwrite.c
@@ -148,7 +148,7 @@ l_g (char *buf, double n)
 	    while (*++b);
 	    goto f__ret;
 	  case 'E':
-	    for (c1 = '.', c = 'E'; *b = c1; c1 = c, c = *++b);
+	    for (c1 = '.', c = 'E'; (*b = c1); c1 = c, c = *++b);
 	    goto f__ret;
 	  }
     }
@@ -163,7 +163,7 @@ l_put (register char *s)
   register void (*pn) (int) = f__putn;
   register int c;
 
-  while (c = *s++)
+  while ((c = *s++))
     (*pn) (c);
 }
 
diff --git a/libf2c/libI77/open.c b/libf2c/libI77/open.c
index 72816d693e1..29e9fde282e 100644
--- a/libf2c/libI77/open.c
+++ b/libf2c/libI77/open.c
@@ -239,7 +239,7 @@ f_open (olist * a)
     case 'r':			/* Fortran 90 replace option */
     case 'R':
     replace:
-      if (tf = fopen (buf, f__w_mode[0]))
+      if ((tf = fopen (buf, f__w_mode[0])))
 	fclose (tf);
     }
 
@@ -251,9 +251,9 @@ f_open (olist * a)
     ufmt = 0;
   if (!(tf = fopen (buf, f__w_mode[ufmt | 2])))
     {
-      if (tf = fopen (buf, f__r_mode[ufmt]))
+      if ((tf = fopen (buf, f__r_mode[ufmt])))
 	b->urw = 1;
-      else if (tf = fopen (buf, f__w_mode[ufmt]))
+      else if ((tf = fopen (buf, f__w_mode[ufmt])))
 	{
 	  b->uwrt = 1;
 	  b->urw = 2;
diff --git a/libf2c/libI77/rdfmt.c b/libf2c/libI77/rdfmt.c
index d5198c1def1..5088f714f6f 100644
--- a/libf2c/libI77/rdfmt.c
+++ b/libf2c/libI77/rdfmt.c
@@ -25,10 +25,10 @@ rd_Z (Uint * n, int w, ftnlen len)
   if (!hex['0'])
     {
       s = "0123456789";
-      while (ch = *s++)
+      while ((ch = *s++))
 	hex[ch] = ch - '0' + 1;
       s = "ABCDEF";
-      while (ch = *s++)
+      while ((ch = *s++))
 	hex[ch] = hex[ch + 'a' - 'A'] = ch - 'A' + 11;
     }
   s = s0 = (char *) x;
diff --git a/libf2c/libI77/rsfe.c b/libf2c/libI77/rsfe.c
index 0faef18e072..0dcda392ce0 100644
--- a/libf2c/libI77/rsfe.c
+++ b/libf2c/libI77/rsfe.c
@@ -70,7 +70,7 @@ s_rsfe (cilist * a)		/* start */
   f__sequential = 1;
   f__formatted = 1;
   f__external = 1;
-  if (n = c_sfe (a))
+  if ((n = c_sfe (a)))
     return (n);
   f__elist = a;
   f__cursor = f__recpos = 0;
diff --git a/libf2c/libI77/rsne.c b/libf2c/libI77/rsne.c
index 85834c95ebc..4b521344dd4 100644
--- a/libf2c/libI77/rsne.c
+++ b/libf2c/libI77/rsne.c
@@ -66,7 +66,7 @@ hash (hashtab * ht, register char *s)
   register hashentry *h;
   char *s0 = s;
 
-  for (x = 0; c = *s++; x = x & 0x4000 ? ((x << 1) & 0x7fff) + 1 : x << 1)
+  for (x = 0; (c = *s++); x = x & 0x4000 ? ((x << 1) & 0x7fff) + 1 : x << 1)
     x += c;
   for (h = *(zot = ht->tab + x % ht->htsize); h; h = h->next)
     if (!strcmp (s0, h->name))
@@ -83,7 +83,7 @@ mk_hashtab (Namelist * nl)
   hashentry *he;
 
   hashtab **x, **x0, *y;
-  for (x = &nl_cache; y = *x; x0 = x, x = &y->next)
+  for (x = &nl_cache; (y = *x); x0 = x, x = &y->next)
     if (nl == y->nl)
       return y;
   if (n_nlcache >= MAX_NL_CACHE)
@@ -138,10 +138,10 @@ nl_init (void)
   register char *s;
   register int c;
 
-  for (s = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; c = *s++;)
+  for (s = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; (c = *s++);)
     Alpha[c]
       = Alphanum[c] = Alpha[c + 'a' - 'A'] = Alphanum[c + 'a' - 'A'] = c;
-  for (s = "0123456789_"; c = *s++;)
+  for (s = "0123456789_"; (c = *s++);)
     Alphanum[c] = c;
 }
 
@@ -161,7 +161,7 @@ getname (register char *s, int slen)
 	ch = 115;
       errfl (f__elist->cierr, ch, "namelist read");
     }
-  while (*s = Alphanum[GETC (ch) & 0xff])
+  while ((*s = Alphanum[GETC (ch) & 0xff]))
     if (s < se)
       s++;
   if (ch == EOF)
@@ -209,17 +209,17 @@ getdimen (int *chp, dimen * d, ftnlen delta, ftnlen extent, ftnlen * x1)
   register int k;
   ftnlen x2, x3;
 
-  if (k = getnum (chp, x1))
+  if ((k = getnum (chp, x1)))
     return k;
   x3 = 1;
   if (*chp == ':')
     {
-      if (k = getnum (chp, &x2))
+      if ((k = getnum (chp, &x2)))
 	return k;
       x2 -= *x1;
       if (*chp == ':')
 	{
-	  if (k = getnum (chp, &x3))
+	  if ((k = getnum (chp, &x3)))
 	    return k;
 	  if (!x3)
 	    return 123;
@@ -311,7 +311,7 @@ top:
 #endif
       }
 have_amp:
-  if (ch = getname (buf, sizeof (buf)))
+  if ((ch = getname (buf, sizeof (buf))))
     return ch;
   nl = (Namelist *) a->cifmt;
   if (strcmp (buf, nl->name))
@@ -371,7 +371,7 @@ have_amp:
 	    if (ch <= ' ' && ch >= 0 || ch == ',')
 	      continue;
 	    Ungetc (ch, f__cf);
-	    if (ch = getname (buf, sizeof (buf)))
+	    if ((ch = getname (buf, sizeof (buf))))
 	      return ch;
 	    goto havename;
 	  }
@@ -398,7 +398,7 @@ have_amp:
 	    {
 	      if (type != TYCHAR)
 		errfl (a->cierr, 122, where);
-	      if (k = getdimen (&ch, dn, (ftnlen) size, (ftnlen) size, &b))
+	      if ((k = getdimen (&ch, dn, (ftnlen) size, (ftnlen) size, &b)))
 		errfl (a->cierr, k, where);
 	      if (ch != ')')
 		errfl (a->cierr, 115, where);
@@ -414,7 +414,7 @@ have_amp:
 	  nomax = span = dims[1];
 	  ivae = iva + size * nomax;
 	  colonseen = 0;
-	  if (k = getdimen (&ch, dn, size, nomax, &b))
+	  if ((k = getdimen (&ch, dn, size, nomax, &b)))
 	    errfl (a->cierr, k, where);
 	  no = dn->extent;
 	  b0 = dims[2];
@@ -426,7 +426,7 @@ have_amp:
 		errfl (a->cierr, 115, where);
 	      dn1 = dn + 1;
 	      span /= *dims;
-	      if (k = getdimen (&ch, dn1, dn->delta ** dims, span, &b1))
+	      if ((k = getdimen (&ch, dn1, dn->delta ** dims, span, &b1)))
 		errfl (a->cierr, k, where);
 	      ex *= *dims;
 	      b += b1 * ex;
@@ -446,7 +446,7 @@ have_amp:
 	  dn0 = dimens;
 	  if (type == TYCHAR && ch == '(' /*) */ )
 	    {
-	      if (k = getdimen (&ch, &substr, size, size, &b))
+	      if ((k = getdimen (&ch, &substr, size, size, &b)))
 		errfl (a->cierr, k, where);
 	      if (ch != ')')
 		errfl (a->cierr, 115, where);
@@ -483,7 +483,7 @@ have_amp:
 	      dn1->delta -= ex;
 	    }
 	}
-      else if (dims = v->dims)
+      else if ((dims = v->dims))
 	{
 	  no = no1 = dims[1];
 	  ivae = iva + no * size;
@@ -506,7 +506,7 @@ have_amp:
 	  else if (iva + no1 * size > ivae)
 	    no1 = (ivae - iva) / size;
 	  f__lquit = 0;
-	  if (k = l_read (&no1, vaddr + iva, size, type))
+	  if ((k = l_read (&no1, vaddr + iva, size, type)))
 	    return k;
 	  if (f__lquit == 1)
 	    return 0;
@@ -518,7 +518,7 @@ have_amp:
 		  no1 = (ivae - iva) / size;
 		  if (no1 > f__lcount)
 		    no1 = f__lcount;
-		  if (k = l_read (&no1, vaddr + iva, size, type))
+		  if ((k = l_read (&no1, vaddr + iva, size, type)))
 		    return k;
 		  iva += no1 * dn0->delta;
 		}
@@ -584,7 +584,7 @@ s_rsne (cilist * a)
 
   f__external = 1;
   l_eof = 0;
-  if (n = c_le (a))
+  if ((n = c_le (a)))
     return n;
   if (f__curunit->uwrt && f__nowreading (f__curunit))
     err (a->cierr, errno, where0);
diff --git a/libf2c/libI77/sue.c b/libf2c/libI77/sue.c
index d4f942663d9..a20df66d31f 100644
--- a/libf2c/libI77/sue.c
+++ b/libf2c/libI77/sue.c
@@ -31,7 +31,7 @@ s_rsue (cilist * a)
     f_init ();
   f__init = 3;
   f__reading = 1;
-  if (n = c_sue (a))
+  if ((n = c_sue (a)))
     return (n);
   f__recpos = 0;
   if (f__curunit->uwrt && f__nowreading (f__curunit))
@@ -56,7 +56,7 @@ s_wsue (cilist * a)
   if (f__init != 1)
     f_init ();
   f__init = 3;
-  if (n = c_sue (a))
+  if ((n = c_sue (a)))
     return (n);
   f__reading = 0;
   f__reclen = 0;
diff --git a/libf2c/libI77/wref.c b/libf2c/libI77/wref.c
index 284bf9d1c72..f3c490c4fdf 100644
--- a/libf2c/libI77/wref.c
+++ b/libf2c/libI77/wref.c
@@ -134,7 +134,7 @@ wrt_E (ufloat * p, int w, int d, int e, ftnlen len)
 #else
       if (!e0)
 	{
-	  for (s -= 2, e1 = 2; s[0] = s[1]; s++)
+	  for (s -= 2, e1 = 2; (s[0] = s[1]); s++)
 #ifdef CRAY
 	    delta--;
 	  if ((delta += 4) < 0)
@@ -233,7 +233,7 @@ wrt_F (ufloat * p, int w, int d, ftnlen len)
 #endif
     }
 
-  if (n = f__scale)
+  if ((n = f__scale))
     {
       if (n > 0)
 	do
@@ -298,7 +298,7 @@ wrt_F (ufloat * p, int w, int d, ftnlen len)
     PUT ('-');
   else if (f__cplus)
     PUT ('+');
-  while (n = *b++)
+  while ((n = *b++))
     PUT (n);
   while (--d1 >= 0)
     PUT ('0');
diff --git a/libf2c/libI77/wsfe.c b/libf2c/libI77/wsfe.c
index 2c71957bae3..46f7a8ffef0 100644
--- a/libf2c/libI77/wsfe.c
+++ b/libf2c/libI77/wsfe.c
@@ -53,7 +53,7 @@ s_wsfe (cilist * a)		/*start */
   f__sequential = 1;
   f__formatted = 1;
   f__external = 1;
-  if (n = c_sfe (a))
+  if ((n = c_sfe (a)))
     return (n);
   f__elist = a;
   f__hiwater = f__cursor = f__recpos = 0;
diff --git a/libf2c/libI77/wsle.c b/libf2c/libI77/wsle.c
index b418707dd01..e9ef172d591 100644
--- a/libf2c/libI77/wsle.c
+++ b/libf2c/libI77/wsle.c
@@ -9,7 +9,7 @@ integer
 s_wsle (cilist * a)
 {
   int n;
-  if (n = c_le (a))
+  if ((n = c_le (a)))
     return (n);
   f__reading = 0;
   f__external = 1;
diff --git a/libf2c/libI77/wsne.c b/libf2c/libI77/wsne.c
index 8211ca76cea..bcf08262de1 100644
--- a/libf2c/libI77/wsne.c
+++ b/libf2c/libI77/wsne.c
@@ -7,7 +7,7 @@ s_wsne (cilist * a)
 {
   int n;
 
-  if (n = c_le (a))
+  if ((n = c_le (a)))
     return (n);
   f__reading = 0;
   f__external = 1;