Fixed a cast bug (unsigned to unsigned char)

diff --git a/lang/cem/cemcom.ansi/conversion.c b/lang/cem/cemcom.ansi/conversion.c
index 22e8691..381912f 100644 (file)
--- a/lang/cem/cemcom.ansi/conversion.c
+++ b/lang/cem/cemcom.ansi/conversion.c
@@ -38,10 +38,9 @@ conversion(from_type, to_type)
        int to_cnvtype = convtype(to_type);
 
        if ((int)to_size < (int)word_size) to_size = word_size;
-       if ((int)from_size == (int)to_size && from_cnvtype == to_cnvtype)
-               return;
-       switch (from_cnvtype)   {
-       case T_SIGNED:
+       if ((int)from_size != (int)to_size || from_cnvtype != to_cnvtype) {
+           switch (from_cnvtype)       {
+           case T_SIGNED:
                switch (to_cnvtype)     {
                case T_SIGNED:
                        C_loc(from_size);
@@ -71,7 +70,7 @@ conversion(from_type, to_type)
                        break;
                }
                break;
-       case T_UNSIGNED:
+           case T_UNSIGNED:
                if ((int)from_size < (int)word_size) from_size = word_size;
                C_loc(from_size);
                C_loc(to_size);
@@ -87,7 +86,7 @@ conversion(from_type, to_type)
                        break;
                }
                break;
-       case T_FLOATING:
+           case T_FLOATING:
                C_loc(from_size);
                C_loc(to_size);
                switch (to_cnvtype)     {
@@ -102,9 +101,10 @@ conversion(from_type, to_type)
                        break;
                }
                break;
-       default:
+           default:
                crash("(conversion) illegal type conversion");
                /*NOTREACHED*/
+           }
        }
        if ((int)(to_type->tp_size) < (int)word_size
            && to_cnvtype != T_FLOATING