detect NOP jumps, and trivial endless loop

diff --git a/misc/tools/progs-analyzer.pl b/misc/tools/progs-analyzer.pl
index 6ba7de89c4d8ba6d912059d51f34728ea3c317a4..061f4485b2de42a668ad9a466788af0beca1ab01 100644 (file)
--- a/misc/tools/progs-analyzer.pl
+++ b/misc/tools/progs-analyzer.pl
@@ -741,6 +741,13 @@ sub find_uninitialized_locals($$)
                                        $write->($ofs+1);
                                        $write->($ofs+2);
                                }
+                               elsif($type eq 'ipoffset')
+                               {
+                                       push @{$warned{$ip}{$_}}, "Endless loop"
+                                               if $ofs == 0;
+                                       push @{$warned{$ip}{$_}}, "No-operation jump"
+                                               if $ofs == 1;
+                               }
                        }
                        if($c->{iscall})
                        {