On Tue, Feb 4, 2014 at 8:41 PM, elmo <[email protected]> wrote:
> Now, my tracking lead me to places with awful code like this:
>
> Stmt **getStmts() { return reinterpret_cast<Stmt **> (this + 1); }
>
> Apparently that is standard "solution" in clang sources, yet it seems to be
> one of the reasons that clang/libclang.so crashes.
> There are other places where "this" has requirement to be aligned only to 4
> bytes and data after has alignment of 8. Which not surprisingly causes
> SIGBUS issue.
If this is the case, these are the bugs we would like to fix (and
appreciate patches for!)
Unfortunately, as far as I know, we have no buildbots where unaligned
access is trapping, so these issues are dormant.
Dmitri
--
main(i,j){for(i=2;;i++){for(j=2;j<i;j++){if(!(i%j)){j=0;break;}}if
(j){printf("%d\n",i);}}} /*Dmitri Gribenko <[email protected]>*/
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