Fix gcc -Wall warnings. See ChangeLog for details.

[deliverable/binutils-gdb.git] / gas / expr.c

diff --git a/gas/expr.c b/gas/expr.c
index 34fe7fba69e811c269a588ae21c0bc0f734d90f4..47e69332f9abd0897c02b444034a69bfcc33eb9a 100644 (file)
--- a/gas/expr.c
+++ b/gas/expr.c
@@ -1,5 +1,5 @@
 /* expr.c -operands, expressions-
-   Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 1997, 1998
+   Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 1998
    Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
@@ -302,7 +302,9 @@ integer_constant (radix, expressionP)
       /* In MRI mode, the number may have a suffix indicating the
          radix.  For that matter, it might actually be a floating
          point constant.  */
-      for (suffix = input_line_pointer; isalnum (*suffix); suffix++)
+      for (suffix = input_line_pointer;
+          isalnum ((unsigned char) *suffix);
+          suffix++)
        {
          if (*suffix == 'e' || *suffix == 'E')
            flt = 1;
@@ -316,7 +318,7 @@ integer_constant (radix, expressionP)
       else
        {
          c = *--suffix;
-         if (islower (c))
+         if (islower ((unsigned char) c))
            c = toupper (c);
          if (c == 'B')
            radix = 2;
@@ -818,7 +820,8 @@ operand (expressionP)
            {
              input_line_pointer++;
              floating_constant (expressionP);
-             expressionP->X_add_number = -(isupper (c) ? tolower (c) : c);
+             expressionP->X_add_number =
+               - (isupper ((unsigned char) c) ? tolower (c) : c);
            }
          else
            {
@@ -933,7 +936,8 @@ operand (expressionP)
        case 'G':
          input_line_pointer++;
          floating_constant (expressionP);
-         expressionP->X_add_number = -(isupper (c) ? tolower (c) : c);
+         expressionP->X_add_number =
+           - (isupper ((unsigned char) c) ? tolower (c) : c);
          break;
 
        case '$':