Re: About BZ#87210 [RFE] To initialize automatic stack variables

2019-03-06 Thread Alexander Potapenko via gcc
On Mon, Mar 4, 2019 at 9:46 PM David Brown wrote: > > On 19/02/2019 11:23, P J P wrote: > > Hello, > >-> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87210 > > > > This RFE is about providing gcc option(s) to eliminate information leakage > > issues from programs. Information leakage via unini

Re: About BZ#87210 [RFE] To initialize automatic stack variables

2019-03-06 Thread David Brown
On 06/03/2019 02:50, Segher Boessenkool wrote: > On Tue, Mar 05, 2019 at 09:36:56PM +0100, David Brown wrote: >> On 05/03/2019 19:37, Segher Boessenkool wrote: >>> On Mon, Mar 04, 2019 at 09:45:37PM +0100, David Brown wrote: void foo(void) { char key[20]; strcpy(key, "Top sec

Re: A bug in vrp_meet?

2019-03-06 Thread Richard Biener
On Tue, Mar 5, 2019 at 10:36 PM Jeff Law wrote: > > On 3/5/19 7:44 AM, Richard Biener wrote: > > > So fixing it properly with also re-optimize_stmt those stmts so we'd CSE > > the MAX_EXPR introduced by folding makes it somewhat ugly. > > > > Bootstrapped on x86_64-unknown-linux-gnu, testing in pr