This doesn't actually make any functional change to x86 darwin, but it
does group all the darwin versions together.
Current PPC darwin (like x86) should use the GCC unwinder.
(no Ada regression on *-darwin9, x86-64-darwin10)
OK for trunk/ 4.6 when the PPC changes are in?
cheers
Iain
ada:
* traceback.c (Darwin) USE_GCC_UNWINDER for Darwin
versions >= 8.
Index: gcc/ada/tracebak.c
===================================================================
--- gcc/ada/tracebak.c (revision 178627)
+++ gcc/ada/tracebak.c (working copy)
@@ -203,9 +203,23 @@ extern void (*Unlock_Task) (void);
*/
-/*--------------------------- PPC AIX/Darwin ----------------------------*/
+/*------------------- Darwin 8 (OSX 10.4) or newer ----------------------*/
+#if defined (__APPLE__) \
+ && defined (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) \
+ && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1040
+
+#define USE_GCC_UNWINDER
-#if ((defined (_POWER) && defined (_AIX)) || \
+#if defined (__i386__) || defined (__x86_64__)
+#define PC_ADJUST -2
+#elif defined (__ppc__) || defined (__ppc64__)
+#define PC_ADJUST -4
+#else
+#error Unhandled darwin architecture.
+#endif
+
+/*------------------------ PPC AIX/Older Darwin -------------------------*/
+#elif ((defined (_POWER) && defined (_AIX)) || \
(defined (__ppc__) && defined (__APPLE__)))
#define USE_GENERIC_UNWINDER
