Re: [PATCH v2] Fix PR79908

2017-03-21 Thread Christophe Lyon
On 21 March 2017 at 16:54, Bill Schmidt wrote: > On Mar 21, 2017, at 10:18 AM, Christophe Lyon > wrote: >> >> Since this was committed (r246319), I've noticed that >> GCC cross-compiler fails to build glibc for target aarch64-linux-gnu. >> >> I'm seeing: >> In function '_IO_vfscanf_internal': >>

Re: [PATCH v2] Fix PR79908

2017-03-21 Thread Bill Schmidt
On Mar 21, 2017, at 10:18 AM, Christophe Lyon wrote: > > Since this was committed (r246319), I've noticed that > GCC cross-compiler fails to build glibc for target aarch64-linux-gnu. > > I'm seeing: > In function '_IO_vfscanf_internal': > cc1: internal compiler error: in gimplify_modify_expr, a

Re: [PATCH v2] Fix PR79908

2017-03-21 Thread Christophe Lyon
Hi On 21 March 2017 at 09:03, Richard Biener wrote: > On Mon, Mar 20, 2017 at 8:15 PM, Bill Schmidt > wrote: >> Hi, >> >> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79908 shows a case where >> pass_stdarg ICEs attempting to gimplify a COMPLEX_EXPR with side >> effects as an lvalue. This occur

Re: [PATCH v2] Fix PR79908

2017-03-21 Thread Richard Biener
On Mon, Mar 20, 2017 at 8:15 PM, Bill Schmidt wrote: > Hi, > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79908 shows a case where > pass_stdarg ICEs attempting to gimplify a COMPLEX_EXPR with side > effects as an lvalue. This occurs when the LHS of a VA_ARG has been > cast away. This patch, c