Handle IND_STATIC in isRetainer

[ghc-hetmet.git] / rts / sm / GCAux.c

diff --git a/rts/sm/GCAux.c b/rts/sm/GCAux.c
index 3962bf0..f69c81d 100644 (file)
--- a/rts/sm/GCAux.c
+++ b/rts/sm/GCAux.c
@@ -45,6 +45,10 @@ isAlive(StgClosure *p)
 
     // ignore static closures 
     //
+    // ToDo: This means we never look through IND_STATIC, which means
+    // isRetainer needs to handle the IND_STATIC case rather than
+    // raising an error.
+    //
     // ToDo: for static closures, check the static link field.
     // Problem here is that we sometimes don't set the link field, eg.
     // for static closures with an empty SRT or CONSTR_STATIC_NOCAFs.
@@ -90,8 +94,6 @@ isAlive(StgClosure *p)
     case IND:
     case IND_STATIC:
     case IND_PERM:
-    case IND_OLDGEN:           // rely on compatible layout with StgInd 
-    case IND_OLDGEN_PERM:
       // follow indirections 
       p = ((StgInd *)q)->indirectee;
       continue;
@@ -119,7 +121,8 @@ revertCAFs( void )
 {
     StgIndStatic *c;
 
-    for (c = (StgIndStatic *)revertible_caf_list; c != NULL; 
+    for (c = (StgIndStatic *)revertible_caf_list; 
+         c != (StgIndStatic *)END_OF_STATIC_LIST; 
         c = (StgIndStatic *)c->static_link) 
     {
        SET_INFO(c, c->saved_info);