AW: [PATCH] eh_personality.cc: unwinding on ARM

2012-03-23 Thread EXTERNAL Waechtler Peter (Fa. TCP, CM-AI/PJ-CF31)
> -Ursprüngliche Nachricht- > Von: Andrew Stubbs [mailto:a...@codesourcery.com] > Gesendet: Montag, 19. März 2012 17:12 > An: EXTERNAL Waechtler Peter (Fa. TCP, CM-AI/PJ-CF31) > Cc: gcc-patches@gcc.gnu.org; libstd...@gcc.gnu.org; > p...@codesourcery.com; pwaecht...@mac.com; d...@false.org >

Re: AW: [PATCH] eh_personality.cc: unwinding on ARM

2012-03-19 Thread Peter Waechtler
On 19.03.2012 18:32, Paul Brook wrote: while I have your attention: what is an virtual unwind frame? ;) No such thing exists. Throwing an exception is a muti-stage process. It requires unwinding the stack frame twice, taking different actions in the process. "Forced" unwinding and backtracing

Re: AW: [PATCH] eh_personality.cc: unwinding on ARM

2012-03-19 Thread Paul Brook
> while I have your attention: what is an virtual unwind frame? ;) No such thing exists. Throwing an exception is a muti-stage process. It requires unwinding the stack frame twice, taking different actions in the process. "Forced" unwinding and backtracing add extra complications. The _US_*

AW: [PATCH] eh_personality.cc: unwinding on ARM

2012-03-19 Thread EXTERNAL Waechtler Peter (Fa. TCP, CM-AI/PJ-CF31)
> On Mon, Mar 19, 2012 at 12:12 PM, Andrew Stubbs > wrote: > > On 16/03/12 13:29, EXTERNAL Waechtler Peter (Fa. TCP, > CM-AI/PJ-CF31) wrote: > >> > >> The CodeSourcery toolchain contains a "fix" like the following, > >> please consider for adding it. > > > > > > Here's the full original patch with