re PR debug/41229 (VTA: internal compiler error: verify_ssa failed)

gcc/ChangeLog:
PR debug/41229
PR debug/41291
PR debug/41300
* tree-ssa.c (execute_update_addresses_taken): Update debug insns.
gcc/testsuite/ChangeLog:
PR debug/41229
PR debug/41291
PR debug/41300
* gfortran.dg/pr41229.f90: New.

From-SVN: r151521

gcc/ChangeLog

 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
 
+	PR debug/41229
+	PR debug/41291
+	PR debug/41300
+	* tree-ssa.c (execute_update_addresses_taken): Update debug insns.
+
+2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
+
 	* tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
 	(remove_statement): Likewise.
 	(rewrite_use_nonlinear_expr): Adjust.

gcc/testsuite/ChangeLog

 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
 
+	PR debug/41229
+	PR debug/41291
+	PR debug/41300
+	* gfortran.dg/pr41229.f90: New.
+
+2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
+
 	PR debug/41232
 	* gcc.dg/pr41232.c: New.
 

gcc/testsuite/gfortran.dg/pr41229.f90

+! { dg-do compile }
+! { dg-options "-O2 -g" }
+SUBROUTINE cp_fm_triangular_multiply()
+    INTEGER, PARAMETER :: dp=KIND(0.0D0)
+    REAL(dp), ALLOCATABLE, DIMENSION(:)      :: tau, work
+    REAL(KIND=dp), DIMENSION(:, :), POINTER  :: a
+    ndim = SIZE(a,2)
+    ALLOCATE(tau(ndim),STAT=istat)
+    ALLOCATE(work(2*ndim),STAT=istat)
+END SUBROUTINE

gcc/tree-ssa.c

@@ -1963,7 +1963,8 @@ execute_update_addresses_taken (bool do_optimize)
 	    {
 	      gimple stmt = gsi_stmt (gsi);
 
-	      if (gimple_references_memory_p (stmt))
+	      if (gimple_references_memory_p (stmt)
+		  || is_gimple_debug (stmt))
 		update_stmt (stmt);
 	    }