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authorAndreas Rumpf <rumpf_a@web.de>2019-03-23 00:12:05 +0100
committerGitHub <noreply@github.com>2019-03-23 00:12:05 +0100
commitbf592c4e944e9cca8a2bb60f52b5b39388c4ed4c (patch)
treef5a7eddcae6fca19dd785a975e2f885f88ff8007 /tests/destructor
parent25649616ea5b6aba575149df3f9943f48a5ece31 (diff)
downloadNim-bf592c4e944e9cca8a2bb60f52b5b39388c4ed4c.tar.gz
more destructor based changes (#10885)
* mark user defined destructors with sfOverriden to simplify the logic
* refactoring in preparation to merge liftings and generic instantiations for destructors
* ast: introduce nkHiddenTryStmt for destructor generation in order to be able to optimize better the code later on
* renamed 'patterns' switch to 'trmacros' as it was totally misleading before
* destructors: introduce tfCheckedForDestructor flag in preparation of strict =destroy checking
* test for invalid/too late destructor introductions
* liftdestructors: make code robust for nimsuggest
* --newruntime works for hello world again
* newruntime: code generation for closures
Diffstat (limited to 'tests/destructor')
-rw-r--r--tests/destructor/tinvalid_rebind.nim15
-rw-r--r--tests/destructor/topttree.nim1
2 files changed, 16 insertions, 0 deletions
diff --git a/tests/destructor/tinvalid_rebind.nim b/tests/destructor/tinvalid_rebind.nim
new file mode 100644
index 000000000..0f15c8f9e
--- /dev/null
+++ b/tests/destructor/tinvalid_rebind.nim
@@ -0,0 +1,15 @@
+discard """
+joinable: false
+cmd: "nim check $file"
+errormsg: "cannot bind another '=destroy' to: Foo; previous declaration was constructed here implicitly: tinvalid_rebind.nim(12, 7)"
+line: 14
+"""
+
+type
+  Foo[T] = object
+
+proc main =
+  var f: Foo[int]
+
+proc `=destroy`[T](f: var Foo[T]) =
+  discard
diff --git a/tests/destructor/topttree.nim b/tests/destructor/topttree.nim
index 90ac6fa27..fa5495689 100644
--- a/tests/destructor/topttree.nim
+++ b/tests/destructor/topttree.nim
@@ -22,6 +22,7 @@ var
 
 proc `=destroy`*[T](x: var opt[T]) =
   if x.data != nil:
+    mixin `=destroy`
     when not supportsCopyMem(T):
       `=destroy`(x.data[])
     dealloc(x.data)