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-rw-r--r--compiler/ccgtypes.nim2
-rw-r--r--tests/ccgbugs/t13062.nim7
-rw-r--r--tests/ccgbugs/tcgbug.nim28
3 files changed, 34 insertions, 3 deletions
diff --git a/compiler/ccgtypes.nim b/compiler/ccgtypes.nim
index 1497381ff..61bb4d61e 100644
--- a/compiler/ccgtypes.nim
+++ b/compiler/ccgtypes.nim
@@ -1475,7 +1475,7 @@ proc genObjectInfo(m: BModule; typ, origType: PType, name: Rope; info: TLineInfo
                       typeToString(typ))
   genTypeInfoAux(m, typ, origType, name, info)
   var tmp = getNimNode(m)
-  if not isImportedType(typ):
+  if (not isImportedType(typ)) or tfCompleteStruct in typ.flags:
     genObjectFields(m, typ, origType, typ.n, tmp, info)
   m.s[cfsTypeInit3].addf("$1.node = &$2;$n", [tiNameForHcr(m, name), tmp])
   var t = typ.baseClass
diff --git a/tests/ccgbugs/t13062.nim b/tests/ccgbugs/t13062.nim
index a8d2c1fec..cfda1da7c 100644
--- a/tests/ccgbugs/t13062.nim
+++ b/tests/ccgbugs/t13062.nim
@@ -24,7 +24,10 @@ type
     fulfilled: Atomic[bool]
 
 var x: Pledge
-when defined(gcRefc):
+when defined(cpp):
+  # TODO: fixme
+  discard "it doesn't work for refc/orc because of contrived `Atomic` in cpp"
+elif defined(gcRefc):
   doAssert x.repr == "[p = nil]"
-elif not defined(cpp): # fixme # bug #20081
+else: # fixme # bug #20081
   doAssert x.repr == "Pledge(p: nil)"
diff --git a/tests/ccgbugs/tcgbug.nim b/tests/ccgbugs/tcgbug.nim
index 871d6b59c..2eddc6fdd 100644
--- a/tests/ccgbugs/tcgbug.nim
+++ b/tests/ccgbugs/tcgbug.nim
@@ -4,6 +4,7 @@ success
 M1 M2
 ok
 '''
+matrix: "--mm:refc;--mm:orc"
 """
 
 type
@@ -133,3 +134,30 @@ proc foo = # bug #23280
   doAssert L mod 6 == 0 
 
 foo()
+
+block: # bug #9940
+  {.emit:"""/*TYPESECTION*/
+typedef struct { int base; } S;
+""".}
+
+  type S {.importc: "S", completeStruct.} = object
+    base: cint
+  proc init(x:ptr S) =
+    x.base = 1
+
+  type
+    Foo = object
+      a: seq[float]
+      b: seq[float]
+      c: seq[float]
+      d: seq[float]
+      s: S
+
+  proc newT(): Foo =
+    var t: Foo
+    t.s.addr.init
+    doAssert t.s.base == 1
+    t
+
+  var t = newT()
+  doAssert t.s.base == 1