[Issue 3753] ICE eh.c 49: Related to exception handling and alloca.

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=3753


Don <clugdbug at yahoo.com.au> changed:

           What    |Removed                     |Added
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                 CC|                            |clugdbug at yahoo.com.au


--- Comment #1 from Don <clugdbug at yahoo.com.au> 2010-01-30 00:53:46 PST ---
(In reply to comment #0)
> I can't seem to reduce this one to a small test case, but I think this comment
> from where the assert fires at least gives a hint that it involves some
> combination of exceptions and alloca:
> 
>     // BUG: alloca() changes the stack size, which is not reflected
>     // in the fixed eh tables.
>     assert(!usedalloca);
> 
> Also, in the (too large to post to Bugzilla) program that this issue occurred
> in, removing the alloca() calls and replacing them with GC.malloc() fixed the
> problem.

Are you sure you can't cut it down? Without a test case, the chance of it ever
getting fixed is pretty remote (basically, you have to wait until someone else
hits the same bug and files a test case). Even a huge test case would help.

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