[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-18 Thread pinskia at gcc dot gnu dot org
--- Comment #2 from pinskia at gcc dot gnu dot org 2010-02-18 18:38 --- Confirmed backtrace: #0 0x00801625 in link_block (b=0x7f9f943dcaf8, after=0x7f9f943dc138) at /home/apinski/src/gcc-fsf/local//gcc/gcc/cfg.c:153 #1 0x012b8fb6 in create_bb (h=0x0, e=0x0,

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-18 Thread pinskia at gcc dot gnu dot org
--- Comment #3 from pinskia at gcc dot gnu dot org 2010-02-18 18:39 --- #8 0x0253271e in create_single_exit_edge (region=0x47afff8) at /home/apinski/src/gcc-fsf/local//gcc/gcc/graphite-scop-detection.c:965 965 forwarder = make_forwarder_block (exit,

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-18 Thread pinskia at gcc dot gnu dot org
--- Comment #4 from pinskia at gcc dot gnu dot org 2010-02-18 18:42 --- (In reply to comment #3) #8 0x0253271e in create_single_exit_edge (region=0x47afff8) at /home/apinski/src/gcc-fsf/local//gcc/gcc/graphite-scop-detection.c:965 965 forwarder = make_forwarder_block

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-18 Thread pinskia at gcc dot gnu dot org
--- Comment #5 from pinskia at gcc dot gnu dot org 2010-02-18 18:46 --- Hmm, this code is undefined first but that does not matter. The issue comes down to return statements not being combined into just one return statement. I don't know if this is supposed to happen this way or not.

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-17 Thread mmitchel at gcc dot gnu dot org
-- mmitchel at gcc dot gnu dot org changed: What|Removed |Added Priority|P3 |P2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43083

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-16 Thread rguenth at gcc dot gnu dot org
-- rguenth at gcc dot gnu dot org changed: What|Removed |Added Target Milestone|--- |4.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43083

[Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity

2010-02-15 Thread zsojka at seznam dot cz
--- Comment #1 from zsojka at seznam dot cz 2010-02-15 18:45 --- Created an attachment (id=19880) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19880action=view) reduced testcase -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43083