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digitalmars.D.bugs - [Issue 9852] New: Empty associative array crashes program

reply d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=9852

           Summary: Empty associative array crashes program
           Product: D
           Version: D2
          Platform: x86_64
        OS/Version: Mac OS X
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody puremagic.com
        ReportedBy: luismarques gmail.com



PDT ---


 safe:

void main()
{
    int[string] a;
    a["foo"] = 0;
    a.remove("foo");
    assert(a != null);
}

---

$ ./test.d 
Segmentation fault: 11

--

System:
DMD64 D Compiler v2.062
Darwin feynman 12.3.0 Darwin Kernel Version 12.3.0: Sun Jan  6 22:37:10 PST
2013; root:xnu-2050.22.13~1/RELEASE_X86_64 x86_64

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Apr 01 2013
next sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=9852


Luís Marques <luismarques gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |INVALID



PDT ---
Not a bug. Oops, sorry, I was dense today (and forgotten about D).

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prev sibling next sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=9852


bearophile_hugs eml.cc changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
                 CC|                            |bearophile_hugs eml.cc
         Resolution|INVALID                     |



Reopened, because Steven Schveighoffer has said:


 The equals operator should check for null before comparing  
 the contents.  It is a valid bug.


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prev sibling next sibling parent d-bugmail puremagic.com writes:
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Maxim Fomin <maxim maxim-fomin.ru> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |maxim maxim-fomin.ru
         OS/Version|Mac OS X                    |All
           Severity|normal                      |critical



---
It can be reproduced on linux, removing os specific tag, raising importance.

I think this is a druntime bug rather than dmd.

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prev sibling next sibling parent d-bugmail puremagic.com writes:
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Steven Schveighoffer <schveiguy yahoo.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|DMD                         |druntime



09:44:30 PDT ---


 I think this is a druntime bug rather than dmd.


You are correct.  Updating.

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Apr 03 2013
prev sibling next sibling parent d-bugmail puremagic.com writes:
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https://github.com/D-Programming-Language/druntime/pull/541

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Jul 08 2013
prev sibling next sibling parent d-bugmail puremagic.com writes:
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Commits pushed to master at https://github.com/D-Programming-Language/druntime

https://github.com/D-Programming-Language/druntime/commit/64679623a321f69ef28feb482711fd5a85cb1d39
Fix issue 9852.

_aaEqual should not dereference null when given a null AA.

https://github.com/D-Programming-Language/druntime/commit/33b1c818cbde36e5c6d721faf791beeacaee9fb1


Fix issue 9852.

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Jul 08 2013
prev sibling parent d-bugmail puremagic.com writes:
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hsteoh quickfur.ath.cx changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|                            |FIXED


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