diff options
Diffstat (limited to 'tests/stdlib')
| -rw-r--r-- | tests/stdlib/tmisc_issues.nim | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/stdlib/tmisc_issues.nim b/tests/stdlib/tmisc_issues.nim index 33eb9655d..86dcf4162 100644 --- a/tests/stdlib/tmisc_issues.nim +++ b/tests/stdlib/tmisc_issues.nim @@ -18,3 +18,22 @@ type var x: Object = Object(data: Test(Data(id: 12))) doAssert Data(x.data).id == 12 + +block: # bug #16771 + type A = object + n: int + + proc foo(a, b: var A) = + swap a, b + + var a, b: A + a.n = 42 + b.n = 1 + doAssert a.n == 42 + doAssert b.n == 1 + a.swap b + doAssert a.n == 1 + doAssert b.n == 42 + a.foo b + doAssert a.n == 42 + doAssert b.n == 1 |