[Issue 13076] New: [dmd 2.066-b2] DList double clearing

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13076

          Issue ID: 13076
           Summary: [dmd 2.066-b2] DList double clearing
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: regression
          Priority: P1
         Component: DMD
          Assignee: nobody at puremagic.com
          Reporter: NCrashed at gmail.com

DMD: 2.066.0-b2
Platform: 3.14.9-200.fc20.x86_64

```
import std.container;

void main() 
{
    DList!int list;
    list.insert = 42;
    list.clear(); 
    list.clear();
}
```

Run-time assertion:
```
core.exception.AssertError@/usr/include/dmd/phobos/std/container/dlist.d(481):
Remove: Range is empty
----------------
/home/ncrashed/dev/d/dmd-test/dmd-test(pure nothrow @nogc @safe
std.container.dlist.DList!(int).DList.Range
std.container.dlist.DList!(int).DList.remove(std.container.dlist.DList!(int).DList.Range)+0xcc)
[0x452314]
/home/ncrashed/dev/d/dmd-test/dmd-test(pure nothrow @nogc @safe void
std.container.dlist.DList!(int).DList.clear()+0x65) [0x451b85]
/home/ncrashed/dev/d/dmd-test/dmd-test(_Dmain+0x31) [0x4485f1]
/home/ncrashed/dev/d/dmd-test/dmd-test(_D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ9__lambda1MFZv+0x28)
[0x45d150]
/home/ncrashed/dev/d/dmd-test/dmd-test(void rt.dmain2._d_run_main(int, char**,
extern (C) int function(char[][])*).tryExec(scope void delegate())+0x2d)
[0x45d095]
/home/ncrashed/dev/d/dmd-test/dmd-test(void rt.dmain2._d_run_main(int, char**,
extern (C) int function(char[][])*).runAll()+0x2d) [0x45d0f5]
/home/ncrashed/dev/d/dmd-test/dmd-test(void rt.dmain2._d_run_main(int, char**,
extern (C) int function(char[][])*).tryExec(scope void delegate())+0x2d)
[0x45d095]
/home/ncrashed/dev/d/dmd-test/dmd-test(_d_run_main+0x192) [0x45d00a]
/home/ncrashed/dev/d/dmd-test/dmd-test(main+0x25) [0x458d7d]
/lib64/libc.so.6(__libc_start_main+0xf5) [0x39e9021d65]
```

--