destructors: optimize more assignments into moves; also fixes #9294

2018-10-12 20:36:42 +02:00 · 2018-10-12 20:36:42 +02:00 · fcca59e415
commit fcca59e415
parent 2fecf4f36a
5 changed files with 143 additions and 9 deletions
--- a/tests/destructor/tmatrix.nim
+++ b/tests/destructor/tmatrix.nim
@ -1,6 +1,7 @@
 discard """
-  output: '''after 3 3
-after 3 3
+  output: '''after 2 2
+after 2 2
+after 2 2
 after 2 2'''
 """
 # bug #9263
@ -107,6 +108,11 @@ proc test3 =
  #    a = a - b
  b = -b + a

+proc test4 =
+  # bug #9294
+  var a = matrix(5, 5, 1.0)
+  a = -a + a
+
 test1()
 info()

@ -115,3 +121,6 @@ info()

 test3()
 info()
+
+test4()
+info()