X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fir2opt.lisp;h=b66498080d2c8f29b68a2de8dbea423e38536fa1;hb=2372ff8da6e1099e8840b0815d75c414fff2f302;hp=9919074ac7ae493f0f0202c7506ea681e0c907b1;hpb=5cf3c4259d529e180d75d4d140f344e600d2b06b;p=sbcl.git

diff --git a/src/compiler/ir2opt.lisp b/src/compiler/ir2opt.lisp
index 9919074..b664980 100644
--- a/src/compiler/ir2opt.lisp
+++ b/src/compiler/ir2opt.lisp
@@ -181,7 +181,7 @@
     (maybe-convert-one-cmov 2block)))
 
 (defun delete-unused-ir2-blocks (component)
-  (declare (component component))
+  (declare (type component component))
   (let ((live-2blocks (make-hash-table)))
     (labels ((mark-2block (2block)
                (declare (type ir2-block 2block))
@@ -211,7 +211,9 @@
              (do ((2block (ir2-block-next 2block)
                     (ir2-block-next 2block)))
                  ((null 2block) nil)
-               (cond ((eq target (ir2-block-%label 2block))
+               (cond ((ir2-block-%trampoline-label 2block)
+                      (return nil))
+                     ((eq target (ir2-block-%label 2block))
                       (return t))
                      ((ir2-block-start-vop 2block)
                       (return nil)))))))