- Type fixes

diff --git a/re2c/actions.cc b/re2c/actions.cc
index e34a01262120c37759d28254ff46fb6852494ad9..bfa2cfea38984282672df64e045ba348a144c26b 100644 (file)
--- a/re2c/actions.cc
+++ b/re2c/actions.cc
@@ -77,7 +77,7 @@ void showIns(std::ostream &o, const Ins &i, const Ins &base)
 
 uint RegExp::fixedLength()
 {
-       return ~0;
+       return ~0u;
 }
 
 const char *NullOp::type = "NullOp";
@@ -391,7 +391,7 @@ uint AltOp::fixedLength()
        uint l2 = exp1->fixedLength();
 
        if (l1 != l2 || l1 == ~0u)
-               return ~0;
+               return ~0u;
 
        return l1;
 }
@@ -548,7 +548,7 @@ uint Scanner::unescape(SubStr &s) const
                        if (s.len < 2)
                        {
                                fatal(s.ofs()+s.len, "Illegal hexadecimal character code, two hexadecimal digits are required");
-                               return ~0;
+                               return ~0u;
                        }
                        
                        const char *p1 = strchr(hex, tolower(s.str[0]));
@@ -557,7 +557,7 @@ uint Scanner::unescape(SubStr &s) const
                        if (!p1 || !p2)
                        {
                                fatal(s.ofs()+(p1?1:0), "Illegal hexadecimal character code");
-                               return ~0;
+                               return ~0u;
                        }
                        else
                        {
@@ -576,7 +576,7 @@ uint Scanner::unescape(SubStr &s) const
                        if (s.len < 8)
                        {
                                fatal(s.ofs()+s.len, "Illegal unicode character, eight hexadecimal digits are required");
-                               return ~0;
+                               return ~0u;
                        }
 
                        uint l = 0;
@@ -627,7 +627,7 @@ uint Scanner::unescape(SubStr &s) const
                                        c == 'X'
                                        ? "Illegal hexadecimal character code, four hexadecimal digits are required"
                                        : "Illegal unicode character, four hexadecimal digits are required");
-                               return ~0;
+                               return ~0u;
                        }
                        
                        const char *p1 = strchr(hex, tolower(s.str[0]));
@@ -641,7 +641,7 @@ uint Scanner::unescape(SubStr &s) const
                                        c == 'X'
                                        ? "Illegal hexadecimal character code, non hexxdecimal digit found"
                                        : "Illegal unicode character, non hexadecimal digit found");
-                               return ~0;
+                               return ~0u;
                        }
                        else
                        {
@@ -672,7 +672,7 @@ uint Scanner::unescape(SubStr &s) const
                case '7':
                {
                        fatal(s.ofs()-1, "Illegal octal character code, first digit must be 0 thru 3");
-                       return ~0;
+                       return ~0u;
                }
 
                case '0':
@@ -683,7 +683,7 @@ uint Scanner::unescape(SubStr &s) const
                        if (s.len < 2)
                        {
                                fatal(s.ofs()+s.len, "Illegal octal character code, three octal digits are required");
-                               return ~0;
+                               return ~0u;
                        }
 
                        const char *p0 = strchr(oct, c);
@@ -693,7 +693,7 @@ uint Scanner::unescape(SubStr &s) const
                        if (!p0 || !p1 || !p2)
                        {
                                fatal(s.ofs()+(p1?1:0), "Illegal octal character code, non octal digit found");
-                               return ~0;
+                               return ~0u;
                        }
                        else
                        {