1.0.15.27: nicer lambda-lists for GCD and LCM

[sbcl.git] / src / runtime / dynbind.c

diff --git a/src/runtime/dynbind.c b/src/runtime/dynbind.c
index 5bed359..f2e51ef 100644 (file)
--- a/src/runtime/dynbind.c
+++ b/src/runtime/dynbind.c
@@ -95,7 +95,9 @@ unbind_to_here(lispobj *bsp,void *th)
 
         symbol = binding->symbol;
         if (symbol) {
-            SetTlSymbolValue(symbol, binding->value,thread);
+            if (symbol != UNBOUND_MARKER_WIDETAG) {
+                SetTlSymbolValue(symbol, binding->value,thread);
+            }
             binding->symbol = 0;
         }
     }