Reset exprs before return by arg. Fixes #5098 (#5191)

2017-01-10 21:24:31 -08:00 · 2017-01-10 21:24:31 -08:00 · da1293c405
commit da1293c405
parent 767524d62a
2 changed files with 28 additions and 2 deletions
--- a/tests/ccgbugs/tret_arg_init.nim
+++ b/tests/ccgbugs/tret_arg_init.nim
@ -0,0 +1,26 @@
+discard """
+  output: '''nil
+nil
+nil'''
+"""
+
+type Bar = object
+  s1, s2: string
+
+proc initBar(): Bar = discard
+
+var a: array[5, Bar]
+a[0].s1 = "hey"
+a[0] = initBar()
+echo a[0].s1
+
+type Foo = object
+  b: Bar
+var f: Foo
+f.b.s1 = "hi"
+f.b = initBar()
+echo f.b.s1
+
+var ad = addr f.b
+ad[] = initBar()
+echo ad[].s1