[c-typeck.c] warnings: -Wparentheses

[DJ Delorie]

More of the same.  Committed.

Index: ChangeLog
===================================================================
RCS file: /cvs/gcc/gcc/gcc/ChangeLog,v
retrieving revision 2.9509
diff -p -U3 -r2.9509 ChangeLog
--- ChangeLog	22 Jul 2005 02:09:53 -0000	2.9509
+++ ChangeLog	22 Jul 2005 02:32:47 -0000
@@ -2,6 +2,8 @@
 
 	* toplev.c (warn_deprecated_use): Add warning control to warning
 	call.
+	* c-typeck.c (parser_build_binary_op): Likewise.
+	(c_finish_if_stmt): Likewise.
 
 2005-07-21  Richard Henderson  <rth@redhat.com>
 
Index: c-typeck.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/c-typeck.c,v
retrieving revision 1.468
diff -p -U3 -r1.468 c-typeck.c
--- c-typeck.c	20 Jul 2005 21:34:52 -0000	1.468
+++ c-typeck.c	22 Jul 2005 02:32:47 -0000
@@ -2363,14 +2363,16 @@ parser_build_binary_op (enum tree_code c
 	{
 	  if (code1 == PLUS_EXPR || code1 == MINUS_EXPR
 	      || code2 == PLUS_EXPR || code2 == MINUS_EXPR)
-	    warning (0, "suggest parentheses around + or - inside shift");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around + or - inside shift");
 	}
 
       if (code == TRUTH_ORIF_EXPR)
 	{
 	  if (code1 == TRUTH_ANDIF_EXPR
 	      || code2 == TRUTH_ANDIF_EXPR)
-	    warning (0, "suggest parentheses around && within ||");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around && within ||");
 	}
 
       if (code == BIT_IOR_EXPR)
@@ -2379,11 +2381,13 @@ parser_build_binary_op (enum tree_code c
 	      || code1 == PLUS_EXPR || code1 == MINUS_EXPR
 	      || code2 == BIT_AND_EXPR || code2 == BIT_XOR_EXPR
 	      || code2 == PLUS_EXPR || code2 == MINUS_EXPR)
-	    warning (0, "suggest parentheses around arithmetic in operand of |");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around arithmetic in operand of |");
 	  /* Check cases like x|y==z */
 	  if (TREE_CODE_CLASS (code1) == tcc_comparison
 	      || TREE_CODE_CLASS (code2) == tcc_comparison)
-	    warning (0, "suggest parentheses around comparison in operand of |");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around comparison in operand of |");
 	}
 
       if (code == BIT_XOR_EXPR)
@@ -2392,28 +2396,33 @@ parser_build_binary_op (enum tree_code c
 	      || code1 == PLUS_EXPR || code1 == MINUS_EXPR
 	      || code2 == BIT_AND_EXPR
 	      || code2 == PLUS_EXPR || code2 == MINUS_EXPR)
-	    warning (0, "suggest parentheses around arithmetic in operand of ^");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around arithmetic in operand of ^");
 	  /* Check cases like x^y==z */
 	  if (TREE_CODE_CLASS (code1) == tcc_comparison
 	      || TREE_CODE_CLASS (code2) == tcc_comparison)
-	    warning (0, "suggest parentheses around comparison in operand of ^");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around comparison in operand of ^");
 	}
 
       if (code == BIT_AND_EXPR)
 	{
 	  if (code1 == PLUS_EXPR || code1 == MINUS_EXPR
 	      || code2 == PLUS_EXPR || code2 == MINUS_EXPR)
-	    warning (0, "suggest parentheses around + or - in operand of &");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around + or - in operand of &");
 	  /* Check cases like x&y==z */
 	  if (TREE_CODE_CLASS (code1) == tcc_comparison
 	      || TREE_CODE_CLASS (code2) == tcc_comparison)
-	    warning (0, "suggest parentheses around comparison in operand of &");
+	    warning (OPT_Wparentheses,
+		     "suggest parentheses around comparison in operand of &");
 	}
       /* Similarly, check for cases like 1<=i<=10 that are probably errors.  */
       if (TREE_CODE_CLASS (code) == tcc_comparison
 	  && (TREE_CODE_CLASS (code1) == tcc_comparison
 	      || TREE_CODE_CLASS (code2) == tcc_comparison))
-	warning (0, "comparisons like X<=Y<=Z do not have their mathematical meaning");
+	warning (OPT_Wparentheses, "comparisons like X<=Y<=Z do not "
+		 "have their mathematical meaning");
 
     }
 
@@ -6979,7 +6988,8 @@ c_finish_if_stmt (location_t if_locus, t
     found:
 
       if (COND_EXPR_ELSE (inner_if))
-	 warning (0, "%Hsuggest explicit braces to avoid ambiguous %<else%>",
+	 warning (OPT_Wparentheses,
+		  "%Hsuggest explicit braces to avoid ambiguous %<else%>",
 		  &if_locus);
     }