*** empty log message ***

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@1041 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 19 insertions, 10 deletions

diff --git a/gcc/c-lex.c b/gcc/c-lex.c
index a561f06e200..34c83569505 100644
--- a/gcc/c-lex.c
+++ b/gcc/c-lex.c
@@ -1290,7 +1290,7 @@ yylex ()
 		set_float_handler (0);
 	      }
 #ifdef ERANGE
-	    if (errno == ERANGE && !flag_traditional)
+	    if (errno == ERANGE && !flag_traditional && pedantic)
 	      {
 		char *p1 = token_buffer;
 		/* Check for "0.0" and variants;
@@ -1321,9 +1321,14 @@ yylex ()
 		  {
 		    if (f_seen)
 		      error ("two `f's in floating constant");
-		    f_seen = 1;
-		    type = float_type_node;
-		    value = REAL_VALUE_TRUNCATE (TYPE_MODE (type), value);
+		    else
+		      {
+			f_seen = 1;
+			type = float_type_node;
+			value = REAL_VALUE_TRUNCATE (TYPE_MODE (type), value);
+			if (REAL_VALUE_ISINF (value) && pedantic)
+			  pedwarn ("floating point number exceeds range of `float'");
+		      }
 		  }
 		else if (c == 'l' || c == 'L')
 		  {
diff --git a/gcc/reload.c b/gcc/reload.c
index 4bc377019c0..23a2811b6fe 100644
--- a/gcc/reload.c
+++ b/gcc/reload.c
@@ -1913,13 +1913,17 @@ find_reloads (insn, replace, ind_levels, live_known, reload_reg_p)
       while (c = *p++)
 	if (c == '%')
 	  {
-	    /* The last operand should not be marked commutative.  This
-	       problem is hard to detect, so make it obvious by calling
-	       abort here.  */
+	    /* The last operand should not be marked commutative.  */
 	    if (i == noperands - 1)
-	      abort ();
-
-	    commutative = i;
+	      {
+		if (this_insn_is_asm)
+		  warning_for_asm (this_insn,
+				   "`%' constraint used with last operand");
+		else
+		  abort ();
+	      }
+	    else
+	      commutative = i;
 	  }
 	else if (c >= '0' && c <= '9')
 	  {