Re: combine_simplify_rtx (doesn't) commute XOR and ASHIFTRT ???

2014-06-30 Thread Alan Lawrence
Thanks for the quick response - the possibility of different modes seems plausible, as I'm not sure what would happen in that case. (Although I'm not entirely sure how that case would occur - something that may have changed since the original.) I haven't had much luck in getting a working toolchai

Re: Question about GCC's standard dependent optimization

2014-06-30 Thread Jeff Law
On 06/26/14 14:13, Jeff Law wrote: On 06/26/14 02:44, Bin.Cheng wrote: Hi, I ran into PR60947, in which GCC understands the return value of memset is the first argument passed in, according to standard, then does optimization like below: movip, sp stmfdsp!, {r4, r5, r6, r7, r8,

LTO and version scripts

2014-06-30 Thread Ulrich Drepper
Using LTO to create a DSO works fine (i.e., it performs the expected optimizations) for symbols which are marked with visibility attributes. It does not work, though, when the symbol is not restricted in its visibility in the source file but instead is prevented from being exported from the DSO by

RE: broken links?

2014-06-30 Thread Gerald Pfeifer
On Mon, 30 Jun 2014, Hebenstreit, Michael wrote: > I tested from home to reach https://gcc.gnu.org/pub/gcc/infrastructure/ Well, that is not supposed to be there to begin with. The original report was about links to ftp://gcc.gnu.org/pub/gcc/infrastructure/ not working from https://gcc.gnu.or