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References: <bug-43083-14164@http.gcc.gnu.org/bugzilla/>
Subject: [Bug tree-optimization/43083] [4.5 Regression] ICE: SIGSEGV with -fgraphite-identity
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From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
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------- Comment #4 from pinskia at gcc dot gnu dot org  2010-02-18 18:42 -------
(In reply to comment #3)
> #8  0x000000000253271e 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, &sd_region_without_exit,
> NULL);
> (gdb) p debug_bb(exit)
> ;; basic block 1, loop depth 0, count 0
> ;; prev block 7, next block 9
> ;; pred:       7 [100.0%]  6 [100.0%] 
> ;; succ:      
> <bb 1>:
> 

Well BB 1 is not supposed to have any succ anyways as it is the exit block. 


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43083