Fix execute failures for optimizing gcc.c-torture/execute/920721-4.c:

	* sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
	offset_unsigned.

From-SVN: r19017

gcc/ChangeLog

+Mon Apr  6 14:16:33 1998  J"orn Rennecke <amylaar@cygnus.co.uk>
+
+	* sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
+	offset_unsigned.
+
 Mon Apr  6 02:03:29 1998  Jeffrey A Law  (law@cygnus.com)
 
 	* objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions

gcc/config/sh/sh.h

@@ -1232,9 +1232,9 @@ extern struct rtx_def *sh_builtin_saveregs ();
 
 #define CASE_VECTOR_SHORTEN_MODE(MIN_OFFSET, MAX_OFFSET, BODY) \
 ((MIN_OFFSET) >= 0 && (MAX_OFFSET) <= 127 \
- ? (ADDR_DIFF_VEC_FLAGS (BODY).offset_unsigned = 1, QImode) \
- : (MIN_OFFSET) >= 0 && (MAX_OFFSET) <= 255 \
  ? (ADDR_DIFF_VEC_FLAGS (BODY).offset_unsigned = 0, QImode) \
+ : (MIN_OFFSET) >= 0 && (MAX_OFFSET) <= 255 \
+ ? (ADDR_DIFF_VEC_FLAGS (BODY).offset_unsigned = 1, QImode) \
  : (MIN_OFFSET) >= -32768 && (MAX_OFFSET) <= 32767 ? HImode \
  : SImode)