http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55792
--- Comment #22 from H.J. Lu <hjl.tools at gmail dot com> 2013-01-09 18:37:10 UTC --- (In reply to comment #21) > Remapped blocks are supposed to be linked into the BLOCK tree of the It didn't happen. > destination. What's the backtrace of this remap_block? Breakpoint 5, remap_block (block=0x7fffffffd580, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:624 624 BLOCK_VARS (new_block) = remap_decls (BLOCK_VARS (old_block), (gdb) bt #0 remap_block (block=0x7fffffffd580, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:624 #1 0x00000000009fe52a in remap_blocks (block=0x7fffe9107550, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:645 #2 0x00000000009fe586 in remap_blocks (block=0x7fffe9107500, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:648 #3 0x00000000009fe586 in remap_blocks (block=0x7fffe91074b0, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:648 #4 0x00000000009fe586 in remap_blocks (block=0x7fffe9107460, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:648 #5 0x00000000009fe586 in remap_blocks (block=0x7fffe9107410, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:648 #6 0x0000000000a082fc in expand_call_inline (bb=0x7ffff138aaf8, stmt=0x7ffff1390980, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:3958 #7 0x0000000000a08c6f in gimple_expand_calls_inline (bb=0x7ffff138aaf8, id=0x7fffffffd900) at /export/gnu/import/git/gcc/gcc/tree-inline.c:4147 #8 0x0000000000a0924b in optimize_inline_calls (fn=0x7fffec94b300) at /export/gnu/import/git/gcc/gcc/tree-inline.c:4301 #9 0x00000000007d2f1e in inline_transform (node=0x7ffff17536f0) at /export/gnu/import/git/gcc/gcc/ipa-inline-transform.c:418 #10 0x00000000008adbe3 in execute_one_ipa_transform_pass (node=0x7ffff17536f0, ipa_pass=0x16cfc80 <pass_ipa_inline>) ---Type <return> to continue, or q <return> to quit--- at /export/gnu/import/git/gcc/gcc/passes.c:2177 #11 0x00000000008add31 in execute_all_ipa_transforms () at /export/gnu/import/git/gcc/gcc/passes.c:2213 #12 0x00000000005da348 in expand_function (node=0x7ffff17536f0) at /export/gnu/import/git/gcc/gcc/cgraphunit.c:1634 #13 0x00000000005da821 in expand_all_functions () at /export/gnu/import/git/gcc/gcc/cgraphunit.c:1745 #14 0x00000000005db2ab in compile () at /export/gnu/import/git/gcc/gcc/cgraphunit.c:2043 #15 0x000000000053c60a in lto_main () at /export/gnu/import/git/gcc/gcc/lto/lto.c:3390 #16 0x0000000000999401 in compile_file () at /export/gnu/import/git/gcc/gcc/toplev.c:545 #17 0x000000000099b3e4 in do_compile () at /export/gnu/import/git/gcc/gcc/toplev.c:1878 #18 0x000000000099b54f in toplev_main (argc=28, argv=0x7fffffffdc78) at /export/gnu/import/git/gcc/gcc/toplev.c:1954 #19 0x0000000000fff958 in main (argc=28, argv=0x7fffffffdc78) at /export/gnu/import/git/gcc/gcc/main.c:36 (gdb)