Re: [PATCH] PR63426 Fix various signed integer overflows

2014-11-20 Thread Jakub Jelinek
On Thu, Nov 20, 2014 at 02:27:52PM +0100, Markus Trippelsdorf wrote: > 2014-11-20 Markus Trippelsdorf > > * emit-rtl.c (const_wide_int_htab_hash): Likewise. > * loop-iv.c (determine_max_iter): Likewise. > (iv_number_of_iterations): Likewise. > * tree-ssa-loop-ivopts.c (g

Re: [PATCH] PR63426 Fix various signed integer overflows

2014-11-20 Thread David Edelsohn
On Thu, Nov 20, 2014 at 8:27 AM, Markus Trippelsdorf wrote: > Running the testsuite after bootstrap-ubsan on gcc112 shows several issues. > See > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 for the full list. > > This patch fixes several of them. > > Tested on powerpc64-unknown-linux-gnu.

[PATCH] PR63426 Fix various signed integer overflows

2014-11-20 Thread Markus Trippelsdorf
Running the testsuite after bootstrap-ubsan on gcc112 shows several issues. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 for the full list. This patch fixes several of them. Tested on powerpc64-unknown-linux-gnu. OK for trunk? Thanks. 2014-11-20 Markus Trippelsdorf * conf