Re: shrink-wrap leads to ICE at dwarf2cfi.c

2012-09-11 Thread Zhenqiang Chen
On 11 September 2012 03:37, Richard Henderson wrote: > On 09/10/2012 01:41 AM, Zhenqiang Chen wrote: >> In function maybe_record_trace_start, there is a check: >> >> /* We ought to have the same state incoming to a given trace no >> matter how we arrive at the trace. Anything else

Re: shrink-wrap leads to ICE at dwarf2cfi.c

2012-09-10 Thread Richard Henderson
On 09/10/2012 01:41 AM, Zhenqiang Chen wrote: > In function maybe_record_trace_start, there is a check: > > /* We ought to have the same state incoming to a given trace no > matter how we arrive at the trace. Anything else means we've > got some kind of optimization error.

shrink-wrap leads to ICE at dwarf2cfi.c

2012-09-10 Thread Zhenqiang Chen
Hi, I am enabling shrink-wrap for ARM. But get lots of ICE during make check for THUMB2: internal compiler error: in maybe_record_trace_start, at dwarf2cfi.c:2227. Shrink-wrap allows jumps in epilogues. It will generate a common simple_return block as the destination for multi-branches. More det