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* lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
authordevans <devans@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 4 Nov 1997 21:57:40 +0000 (21:57 +0000)
committerdevans <devans@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 4 Nov 1997 21:57:40 +0000 (21:57 +0000)
(real_yylex): Record wide strings using target endianness, not host.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@16316 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/cp/ChangeLog
gcc/cp/lex.c

index 06808f5..ddedf65 100644 (file)
@@ -1,3 +1,8 @@
+Tue Nov  4 13:45:10 1997  Doug Evans  <devans@canuck.cygnus.com>
+
+       * lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
+       (real_yylex): Record wide strings using target endianness, not host.
+
 1997-11-03  Brendan Kehoe  <brendan@lisa.cygnus.com>
 
        * repo.c (rindex): Add decl unconditionally.
index 1f0e5e9..d45fe67 100644 (file)
@@ -39,6 +39,13 @@ Boston, MA 02111-1307, USA.  */
 #include "obstack.h"
 #include "c-pragma.h"
 
+/* MULTIBYTE_CHARS support only works for native compilers.
+   ??? Ideally what we want is to model widechar support after
+   the current floating point support.  */
+#ifdef CROSS_COMPILE
+#undef MULTIBYTE_CHARS
+#endif
+
 #ifdef MULTIBYTE_CHARS
 #include <stdlib.h>
 #include <locale.h>
@@ -4064,15 +4071,9 @@ real_yylex ()
            bzero (widep + (len * WCHAR_BYTES), WCHAR_BYTES);
 #else
            {
-             union { long l; char c[sizeof (long)]; } u;
-             int big_endian;
              char *wp, *cp;
 
-             /* Determine whether host is little or big endian.  */
-             u.l = 1;
-             big_endian = u.c[sizeof (long) - 1];
-             wp = widep + (big_endian ? WCHAR_BYTES - 1 : 0);
-
+             wp = widep + (BYTES_BIG_ENDIAN ? WCHAR_BYTES - 1 : 0);
              bzero (widep, (p - token_buffer) * WCHAR_BYTES);
              for (cp = token_buffer + 1; cp < p; cp++)
                *wp = *cp, wp += WCHAR_BYTES;