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digitalmars.D.learn - [dmd 2.066-b1] DList. Cannot remove from an un-initialized List

reply "NCrashed" <NCrashed gmail.com> writes:
This was working under 2.065:
```
import std.container;

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

Run-time assertion:
```
core.exception.AssertError /usr/include/dmd/phobos/std/container/dlist.d(480): 
Cannot remove from an un-initialized List
----------------
/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)+0x90) 
[0x441830]
/home/ncrashed/dev/d/dmd-test/dmd-test(pure nothrow  nogc  safe 
void std.container.dlist.DList!(int).DList.clear()+0x65) 
[0x4410dd]
/home/ncrashed/dev/d/dmd-test/dmd-test(_Dmain+0x1a) [0x43df3a]
/home/ncrashed/dev/d/dmd-test/dmd-test(_D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ
__lambda1MFZv+0x28) 
[0x44aeac]
/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) 
[0x44adf1]
/home/ncrashed/dev/d/dmd-test/dmd-test(void 
rt.dmain2._d_run_main(int, char**, extern (C) int 
function(char[][])*).runAll()+0x2d) [0x44ae51]
/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) 
[0x44adf1]
/home/ncrashed/dev/d/dmd-test/dmd-test(_d_run_main+0x192) 
[0x44ad66]
/home/ncrashed/dev/d/dmd-test/dmd-test(main+0x25) [0x448355]
/lib64/libc.so.6(__libc_start_main+0xf5) [0x39e9021d65]

```

Does DList requires any explicit initialization now or it is a 
regression?
Jul 08 2014
parent "NCrashed" <NCrashed gmail.com> writes:
On Tuesday, 8 July 2014 at 13:06:34 UTC, NCrashed wrote:
 This was working under 2.065:
 ```
 import std.container;

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

 Run-time assertion:
 ```
 core.exception.AssertError /usr/include/dmd/phobos/std/container/dlist.d(480): 
 Cannot remove from an un-initialized List
 ----------------
 /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)+0x90) 
 [0x441830]
 /home/ncrashed/dev/d/dmd-test/dmd-test(pure nothrow  nogc  safe 
 void std.container.dlist.DList!(int).DList.clear()+0x65) 
 [0x4410dd]
 /home/ncrashed/dev/d/dmd-test/dmd-test(_Dmain+0x1a) [0x43df3a]
 /home/ncrashed/dev/d/dmd-test/dmd-test(_D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ
__lambda1MFZv+0x28) 
 [0x44aeac]
 /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) 
 [0x44adf1]
 /home/ncrashed/dev/d/dmd-test/dmd-test(void 
 rt.dmain2._d_run_main(int, char**, extern (C) int 
 function(char[][])*).runAll()+0x2d) [0x44ae51]
 /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) 
 [0x44adf1]
 /home/ncrashed/dev/d/dmd-test/dmd-test(_d_run_main+0x192) 
 [0x44ad66]
 /home/ncrashed/dev/d/dmd-test/dmd-test(main+0x25) [0x448355]
 /lib64/libc.so.6(__libc_start_main+0xf5) [0x39e9021d65]

 ```

 Does DList requires any explicit initialization now or it is a 
 regression?
And some addition: ``` import std.container; void main() { DList!int list; list.insert = 42; list.clear(); list.clear(); } ``` Output: ``` 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) [0x4419b4] /home/ncrashed/dev/d/dmd-test/dmd-test(pure nothrow nogc safe void std.container.dlist.DList!(int).DList.clear()+0x65) [0x441225] /home/ncrashed/dev/d/dmd-test/dmd-test(_Dmain+0x31) [0x43e081] /home/ncrashed/dev/d/dmd-test/dmd-test(_D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ __lambda1MFZv+0x28) [0x44b0cc] /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) [0x44b011] /home/ncrashed/dev/d/dmd-test/dmd-test(void rt.dmain2._d_run_main(int, char**, extern (C) int function(char[][])*).runAll()+0x2d) [0x44b071] /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) [0x44b011] /home/ncrashed/dev/d/dmd-test/dmd-test(_d_run_main+0x192) [0x44af86] /home/ncrashed/dev/d/dmd-test/dmd-test(main+0x25) [0x448575] /lib64/libc.so.6(__libc_start_main+0xf5) [0x39e9021d65] ```
Jul 08 2014