[Bug tree-optimization/33867] [4.3 Regression] ICE verify_flow_info failed (Wrong frequency of block)

[tbm at cyrius dot com]

------- Comment #3 from tbm at cyrius dot com  2007-10-23 08:56 -------
Performing interprocedural optimizations
 <visibility> <early_local_cleanups> <inline> <static-var>
<pure-const>Assembling functions:
 virtual void csBoxClipper::Clip()
/home/tbm/crystalspace-polyclip.cc: In member function ‘virtual void
csBoxClipper::Clip()’:
/home/tbm/crystalspace-polyclip.cc:51: error: verify_flow_info: Wrong frequency
of block 7 -1247
/home/tbm/crystalspace-polyclip.cc:51: error: verify_flow_info: Wrong frequency
of block 6 -2248
/home/tbm/crystalspace-polyclip.cc:51: error: verify_flow_info: Wrong
probability of edge 5->5 12499
/home/tbm/crystalspace-polyclip.cc:51: error: verify_flow_info: Wrong
probability of edge 5->6 -2499

Breakpoint 2, internal_error (gmsgid=0xc4c857 "verify_flow_info failed")
    at gcc/diagnostic.c:600
600     {
(gdb) where
#0  internal_error (gmsgid=0xc4c857 "verify_flow_info failed")
    at gcc/diagnostic.c:600
#1  0x00000000005f4799 in verify_flow_info () at gcc/cfghooks.c:246
#2  0x0000000000b379ba in tree_expand_cfg () at gcc/cfgexpand.c:1943
#3  0x0000000000765847 in execute_one_pass (pass=0x101ebe0)
    at gcc/passes.c:1117
#4  0x0000000000765a0c in execute_pass_list (pass=0x101ebe0)
    at gcc/passes.c:1170
#5  0x0000000000840c1e in tree_rest_of_compilation (fndecl=0x2b226f7cba00)
    at gcc/tree-optimize.c:404
#6  0x00000000009c3bc2 in cgraph_expand_function (node=0x2b226f7e3900)
    at gcc/cgraphunit.c:1060
#7  0x00000000009c5668 in cgraph_optimize () at gcc/cgraphunit.c:1123
#8  0x00000000004ac2cf in cp_write_global_declarations ()
    at gcc/cp/decl2.c:3410
#9  0x00000000007e3ec7 in toplev_main (argc=<value optimized out>, argv=<value
optimized out>)
    at gcc/toplev.c:1055
#10 0x00002b226f327b44 in __libc_start_main () from /lib/libc.so.6
#11 0x00000000004043f9 in _start ()
(gdb)


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33867