alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.

        * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
        * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.

From-SVN: r29467

gcc/ChangeLog

+Thu Sep 16 16:47:08 1999  Richard Henderson  <rth@cygnus.com>
+
+	* alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
+	* alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
+
 Thu Sep 16 16:35:41 1999  Richard Henderson  <rth@cygnus.com>
 
 	* alpha.md: Revert Thu Nov 26 change that came in through the

gcc/config/alpha/alpha-interix.h

@@ -211,6 +211,7 @@ while (0)
 
 /* DWARF2 Unwinding doesn't work with exception handling yet. */
 #undef DWARF2_UNWIND_INFO
+#define DWARF2_UNWIND_INFO 0
 
 /* Don't assume anything about the header files. */
 #define NO_IMPLICIT_EXTERN_C

gcc/config/alpha/osf2or3.h

@@ -24,7 +24,9 @@ Boston, MA 02111-1307, USA.  */
 #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} %{a:-lprof2} -lc"
 
 /* As of OSF 3.2, as still can't subtract adjacent labels.  */
-
 #undef TARGET_AS_CAN_SUBTRACT_LABELS
 #define TARGET_AS_CAN_SUBTRACT_LABELS 0
 
+/* The frame unwind data requires the ability to subtract labels.  */
+#undef DWARF2_UNWIND_INFO
+#define DWARF2_UNWIND_INFO 0