[PING][RFC] Assertions as optimization hints

Hi all, I've recently revisited an ancient patch from Paolo (https://gcc.gnu.org/ml/gcc-patches/2004-04/msg00551.html) which uses asserts as optimization hints. I've rewritten the patch to be more stable under expressions with side-effects and did some basic investigation of it's efficacy. Optimi

Bootstrap failure in stage 2 on i386.c

Hi. My builds for the last couple of days have all been failing in stage 2 like so: /home/arth/src/gcc/gcc/config/i386/i386.c: In function ‘rtx_def* ix86_expand_bui ltin(tree, rtx, rtx, machine_mode, int)’: /home/arth/src/gcc/gcc/config/i386/i386.c:38407:18: error: ‘fcn’ may be used uni nitializ

gcc-5-20161122 is now available

Snapshot gcc-5-20161122 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/5-20161122/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 5 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches/gcc-5

Re: Bootstrap failure in stage 2 on i386.c

> My builds for the last couple of days have all been failing in stage 2 > like so: > > /home/arth/src/gcc/gcc/config/i386/i386.c: In function ‘rtx_def* > ix86_expand_bui > ltin(tree, rtx, rtx, machine_mode, int)’: > /home/arth/src/gcc/gcc/config/i386/i386.c:38407:18: error: ‘fcn’ may be used > u