2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>

[pf3gnuchains/gcc-fork.git] / gcc / c-typeck.c

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 3d80ce2..9f3d9cb 100644 (file)
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -3439,7 +3439,7 @@ build_conditional_expr (tree ifexp, tree op1, tree op2)
                           && tree_expr_nonnegative_warnv_p (op2, &ovf)))
                /* OK */;
              else
-               warning (0, "signed and unsigned type in conditional expression");
+               warning (OPT_Wsign_compare, "signed and unsigned type in conditional expression");
            }
        }
     }
@@ -3534,7 +3534,7 @@ build_compound_expr (tree expr1, tree expr2)
   if (!TREE_SIDE_EFFECTS (expr1))
     {
       /* The left-hand operand of a comma expression is like an expression
-        statement: with -Wextra or -Wunused, we should warn if it doesn't have
+        statement: with -Wunused, we should warn if it doesn't have
         any side-effects, unless it was explicitly cast to (void).  */
       if (warn_unused_value)
        {
@@ -8497,7 +8497,7 @@ build_binary_op (enum tree_code code, tree orig_op0, tree orig_op1,
                            c_common_signed_type (result_type)))
                    /* OK */;
                  else
-                   warning (0, "comparison between signed and unsigned");
+                   warning (OPT_Wsign_compare, "comparison between signed and unsigned");
                }
 
              /* Warn if two unsigned values are being compared in a size
@@ -8543,7 +8543,7 @@ build_binary_op (enum tree_code code, tree orig_op0, tree orig_op1,
                        {
                          mask = (~(HOST_WIDE_INT) 0) << bits;
                          if ((mask & constant) != mask)
-                           warning (0, "comparison of promoted ~unsigned with constant");
+                           warning (OPT_Wsign_compare, "comparison of promoted ~unsigned with constant");
                        }
                    }
                  else if (unsignedp0 && unsignedp1
@@ -8551,7 +8551,7 @@ build_binary_op (enum tree_code code, tree orig_op0, tree orig_op1,
                               < TYPE_PRECISION (result_type))
                           && (TYPE_PRECISION (TREE_TYPE (primop1))
                               < TYPE_PRECISION (result_type)))
-                   warning (0, "comparison of promoted ~unsigned with unsigned");
+                   warning (OPT_Wsign_compare, "comparison of promoted ~unsigned with unsigned");
                }
            }
        }