(yylex): Do warn about floating point out of range if target floating-point format...

(yylex): Do warn about floating point out of range if
target floating-point format is IEEE.  Use warning instead of
pedwarn to avoid getting errors.

From-SVN: r8538

diff --git a/gcc/c-lex.c b/gcc/c-lex.c
index 17d50bef181a12f1bc8eec1ec46da762fc1091d0..e4d8bf913c619ec266625ef4ef6d7ace5b38b99b 100644 (file)
--- a/gcc/c-lex.c
+++ b/gcc/c-lex.c
@@ -1360,24 +1360,24 @@ yylex ()
 
                    type = float_type_node;
                    value = REAL_VALUE_ATOF (copy, TYPE_MODE (type));
-                   if (TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT
-                       && REAL_VALUE_ISINF (value) && pedantic)
-                     pedwarn ("floating point number exceeds range of `float'");
+                   /* A diagnostic is required here by some ANSI C testsuites.
+                      This is not pedwarn, become some people don't want
+                      an error for this.  */
+                   if (REAL_VALUE_ISINF (value) && pedantic)
+                     warning ("floating point number exceeds range of `float'");
                  }
                else if (lflag)
                  {
                    type = long_double_type_node;
                    value = REAL_VALUE_ATOF (copy, TYPE_MODE (type));
-                   if (TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT
-                       && REAL_VALUE_ISINF (value) && pedantic)
-                     pedwarn ("floating point number exceeds range of `long double'");
+                   if (REAL_VALUE_ISINF (value) && pedantic)
+                     warning ("floating point number exceeds range of `long double'");
                  }
                else
                  {
                    value = REAL_VALUE_ATOF (copy, TYPE_MODE (type));
-                   if (TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT
-                       && REAL_VALUE_ISINF (value) && pedantic)
-                     pedwarn ("floating point number exceeds range of `double'");
+                   if (REAL_VALUE_ISINF (value) && pedantic)
+                     warning ("floating point number exceeds range of `double'");
                  }
 
                set_float_handler (NULL_PTR);
@@ -1387,11 +1387,10 @@ yylex ()
              {
                /* ERANGE is also reported for underflow,
                   so test the value to distinguish overflow from that.  */
-               if (TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT
-                   && (REAL_VALUES_LESS (dconst1, value)
-                       || REAL_VALUES_LESS (value, dconstm1)))
+               if (REAL_VALUES_LESS (dconst1, value)
+                   || REAL_VALUES_LESS (value, dconstm1))
                  {
-                   pedwarn ("floating point number exceeds range of `double'");
+                   warning ("floating point number exceeds range of `double'");
                    exceeds_double = 1;
                  }
              }