Fix compiler warning.

diff --git a/src/microcode/nttrap.c b/src/microcode/nttrap.c
index ea9279eb5a947c8e2aba0a9fc799771ccfb39c83..422f926f68d062d5f28238713d38d06218dfdee0 100644 (file)
--- a/src/microcode/nttrap.c
+++ b/src/microcode/nttrap.c
@@ -667,7 +667,7 @@ pc_in_hyperspace:
 
   scheme_sp_valid
     = (pc_in_scheme
-       && (ADDRESS_IN_STACK_P (scheme_sp))
+       && (ADDRESS_IN_STACK_P ((SCHEME_OBJECT *) scheme_sp))
        && (ALIGNED_P (scheme_sp)));
 
   IFVERBOSE (TellUserEx (MB_OKCANCEL, "continue_from_trap 2"));