Thread overview
[Issue 6945] New: [ICE](expression.c line 1853) arrays of missing symbols
Dec 13, 2011
yebblies
[Issue 6945] ICE(expression.c) arrays of missing symbols
Apr 21, 2012
SomeDude
November 14, 2011
http://d.puremagic.com/issues/show_bug.cgi?id=6945

           Summary: [ICE](expression.c line 1853) arrays of missing
                    symbols
           Product: D
           Version: D2
          Platform: x86
        OS/Version: Windows
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody@puremagic.com
        ReportedBy: bearophile_hugs@eml.cc


--- Comment #0 from bearophile_hugs@eml.cc 2011-11-13 20:08:37 PST ---
A wrong program (it misses a like where A and B enums are defined):


enum uint foo = A | B;
enum uint[] bar = [foo];
void main() {}


DMD 2.057head gives:

Assertion failure: '0' on line 1853 in file 'expression.c'

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December 13, 2011
http://d.puremagic.com/issues/show_bug.cgi?id=6945


yebblies <yebblies@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-invalid-code
                 CC|                            |yebblies@gmail.com


--- Comment #1 from yebblies <yebblies@gmail.com> 2011-12-13 17:46:22 EST ---
foo's initializer is evaluated once with errors gagged for the foo declaration, then again when it's used in bar's declaration.  The type ends up full of errors, but the error count is never incremented.

I don't really understand why it's doing this, and the correct place to run (or re-run) semantic ungagged is unclear.  The comment at 1411 in declaration.c doesn't really help, and the code is ancient.

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April 21, 2012
http://d.puremagic.com/issues/show_bug.cgi?id=6945


SomeDude <lovelydear@mailmetrash.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |lovelydear@mailmetrash.com


--- Comment #2 from SomeDude <lovelydear@mailmetrash.com> 2012-04-21 01:11:49 PDT ---
This one gives correct compilation messages on 2.059:

PS E:\DigitalMars\dmd2\samples> rdmd bug
bug.d(1): Error: undefined identifier A
bug.d(1): Error: undefined identifier B

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