New regression on ARM Linux (was: Re: [PATCH] Fix regression caused by PR65310 fix)

2015-03-30 Thread Alan Lawrence
We've been seeing a bunch of new failures in the *libffi* testsuite on ARM Linux (arm-none-linux-gnueabi, arm-none-linux-gnueabihf), following this one-liner fix. I've reduced the testcase down to the attached (including removing any dependency on libffi); with gcc r221347, this prints the expec

[PATCH] Fix regression caused by PR65310 fix

2015-03-11 Thread Richard Biener
This fixes a vectorizer testcase regression on powerpc where SRA drops alignment info unnecessarily. Bootstrapped and tested on x86_64-unknown-linux-gnu, applied. Richard. 2015-03-11 Richard Biener PR tree-optimization/65310 * tree-sra.c (build_ref_for_offset): Also preserve