[Bug middle-end/43631] var-tracking inserts notes with non-NULL BLOCK_FOR_INSN in between basic blocks

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43631



--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-12-07 
10:22:05 UTC ---

Yeah, BLOCK_FOR_INSN is invalid on BARRIER, reproduced with a RTL checking

build now, where RTL checking fails.  Looking into it.