------- Comment #8 from law at redhat dot com 2006-11-06 17:37 ------- Subject: Re: bootstrap comparision fails with "-ftree-vectorize -maltivec" on ppc
On Mon, 2006-11-06 at 09:39 +0000, irar at il dot ibm dot com wrote: > > ------- Comment #7 from irar at il dot ibm dot com 2006-11-06 09:38 ------- > Janis - thanks a lot for your help! > > > http://gcc.gnu.org/viewcvs?view=rev&rev=110705 > > r110705 | law | 2006-02-07 18:31:27 +0000 (Tue, 07 Feb 2006) > > In r110704 bootstrap passes with and w/o vectorization enabled, and in r110705 > boostrap fails in both cases (also without vectorization). > > The patch > > 2006-02-08 Jeff Law <[EMAIL PROTECTED]> > > PR tree-optimization/26169 > * tree-vrp.c (execute_vrp): Perform any queued SSA updates before > threading jumps. > > (http://gcc.gnu.org/viewcvs?view=rev&revision=110758) > > fixes bootstrap without vectorization, but bootstrap with "BOOT_CFLAGS="-O2 -g > -ftree-vectorize -maltivec" still fails. Unfortunately I don't have a PPC64 I can use for bootstrap tests. However, the failure you're seeing occurs when the stage1 compiler is compiling crtbegin (or some other file), then send me the appropriate .i file and I will be able to look at it with a cross compiler. Jeff -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28752