File pr32277.diff of Package gcc43

2008-10-13  Steve Ellcey  <sje@cup.hp.com>

	PR target/32277
	* libgcov.c (__gcov_indirect_call_profiler): Check
	TARGET_VTABLE_USES_DESCRIPTORS.


Index: gcc/libgcov.c
===================================================================
--- gcc/libgcov.c	(revision 141083)
+++ gcc/libgcov.c	(working copy)
@@ -777,7 +777,12 @@ void
 __gcov_indirect_call_profiler (gcov_type* counter, gcov_type value, 
 			       void* cur_func, void* callee_func)
 {
-  if (cur_func == callee_func)
+  /* If the C++ virtual tables contain function descriptors then one
+     function may have multiple descriptors and we need to dereference
+     the descriptors to see if they point to the same function.  */
+  if (cur_func == callee_func
+      || (TARGET_VTABLE_USES_DESCRIPTORS && callee_func
+	  && *(void **) cur_func == *(void **) callee_func))
     __gcov_one_value_profiler_body (counter, value);
 }
 #endif