[Issue 21403] New: [ICE] dmd/backend/cgcs.d:375: Assertion `0' failed.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=21403

          Issue ID: 21403
           Summary: [ICE] dmd/backend/cgcs.d:375: Assertion `0' failed.
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: critical
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: ibuclaw at gdcproject.org

This test ICE's the dmd backend.
---
auto mul11ret3(T)(ref T s)
{
    s ~= 11;
    return [3];
}
auto test(int[] val)
{
    (val ~= mul11ret3(val)) ~= 7;
    return val;
}

void main()
{
    static assert(test([2]) == [2, 11, 3, 7]);
    assert(test([2]) == [2, 11, 3, 7]);
}
---

& el:0x55f78b3b1ce0 cnt=0 cs=0 &  TY* 0x55f78b3b1c20
 el:0x55f78b3b1c20 cnt=0 cs=0 call  TYucent 0x55f78b3b1bc0 0x55f78b3b19d0
  el:0x55f78b3b1bc0 cnt=0 cs=0 var  TYC func  _d_arrayappendT
  el:0x55f78b3b19d0 cnt=0 cs=0 param  TYvoid 0x55f78b3b1970 0x55f78b3b17b0
   el:0x55f78b3b1970 cnt=0 cs=0 param  TYvoid 0x55f78b3b1390 0x55f78b3b13f0
    el:0x55f78b3b1390 cnt=0 cs=0 call  TYucent 0x55f78b3b1190 0x55f78b3b1310
     el:0x55f78b3b1190 cnt=0 cs=0 var  TYD func 
_D3bug__T9mul11ret3TAiZQoFNaNbNfKQnZQq
     el:0x55f78b3b1310 cnt=0 cs=0 relconst  TY*  0+& val
    el:0x55f78b3b13f0 cnt=0 cs=0 relconst  TY*  0+& val
   el:0x55f78b3b17b0 cnt=0 cs=0 var  TY*  _D11TypeInfo_Ai6__initZ
dmd: src/dmd/backend/cgcs.d:375: Assertion `0' failed.
Aborted

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