Bug#376213: [amd64] : compiler produces wrong code for <<

[Vincent Fourmond]

  Hello,

> Hmm, I'm pretty sure that the type of "signed int" << "unsigned long" is
> "signed int". (Yes it is, see 6.5.7.) "signed int" is 32 bits long and
> the largest value is 2^31-1. 2^31 overflows and the overflow behaviour
> of signed integers is undefined.

  Oops, that explains a lot. Sorry for the noise, then, you probably can
close that bug.

  Thanks !

        Vincent Fourmond



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