On Wed, May 11, 2011 at 12:28:18PM -0700, H.J. Lu wrote: > This patch restores the old behavior for Pmode. OK for trunk if there > are no regressions?
That is IMHO wrong, ignoring subregs is a very bad idea.
While you can workaround generation of the DW_OP_GNU_convert that way
(why do you want that?, just install newer gdb that has typed dwarf stack
support, coming hopefully soon), you'd get incorrect debug info for
long long to int casts.
Jakub
