[Bug bootstrap/51118] ICE when bootstrapping on Ubuntu 11.10/amd64 with stage1 checking enabled

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51118

--- Comment #1 from Uros Bizjak <ubizjak at gmail dot com> 2011-11-14 23:18:29 UTC ---
Created attachment 25821
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25821
Preprocessed source.

Confirmed with attached source on x86_64

[uros@localhost libgcc]$ ~/gcc-build-fast/gcc/cc1 -quiet libgcc2.i
../../../../gcc-svn/trunk/libgcc/libgcc2.c: In function ‘__muldi3’:
../../../../gcc-svn/trunk/libgcc/libgcc2.c:553:3: internal compiler error: tree
check: expected tree that contains ‘typed’ structure, have ‘block’ in
fold_checksum_tree, at fold-const.c:14160
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Breakpoint 1, internal_error (
    gmsgid=0x4a3c698 "tree check: expected tree that contains %qs structure,
have %qs in %s, at %s:%d") at ../../gcc-svn/trunk/gcc/diagnostic.c:843
843      va_start (ap, gmsgid);
(gdb) bt
#0  internal_error (
    gmsgid=0x4a3c698 "tree check: expected tree that contains %qs structure,
have %qs in %s, at %s:%d") at ../../gcc-svn/trunk/gcc/diagnostic.c:843
#1  0x0000000002e5ff80 in tree_contains_struct_check_failed (
    node=0x7fffee551b40, en=TS_TYPED, 
    file=0x4839d90 "../../gcc-svn/trunk/gcc/fold-const.c", line=14160, 
    function=0x483ecf0 "fold_checksum_tree")
    at ../../gcc-svn/trunk/gcc/tree.c:8987
#2  0x0000000000fcf7dc in fold_checksum_tree (expr=0x7fffee551b40, 
    ctx=0x7fffffffc730, ht=0x602e740)
    at ../../gcc-svn/trunk/gcc/fold-const.c:14160
#3  0x0000000000fcff20 in fold_checksum_tree (expr=0x7ffff1b143f0, 
    ctx=0x7fffffffc730, ht=0x602e740)
    at ../../gcc-svn/trunk/gcc/fold-const.c:14213
#4  0x0000000000fcff20 in fold_checksum_tree (expr=0x7ffff1ae4100, 
    ctx=0x7fffffffc730, ht=0x602e740)
    at ../../gcc-svn/trunk/gcc/fold-const.c:14213
#5  0x0000000000fcefaa in fold (expr=0x7ffff1ae4100)
    at ../../gcc-svn/trunk/gcc/fold-const.c:14074
#6  0x0000000000602aac in c_fully_fold_internal (expr=0x7ffff1ae4100, 
    in_init=0 '\000', maybe_const_operands=0x7fffffffd30f "", 
    maybe_const_itself=0x7fffffffd26a "\001\001\377\177")
    at ../../gcc-svn/trunk/gcc/c-family/c-common.c:1152
#7  0x0000000000602555 in c_fully_fold (expr=0x7ffff1ae4100, in_init=0 '\000', 
    maybe_const=0x7fffffffd30f "")
    at ../../gcc-svn/trunk/gcc/c-family/c-common.c:1060
#8  0x000000000055531c in output_init_element (value=0x7ffff1ae4100, 
    origtype=0x0, strict_string=0 '\000', type=0x7ffff19a5738, 
    field=0x7fffeff514c0, pending=1, implicit=0 '\000', 
    braced_init_obstack=0x7fffffffdb70)
    at ../../gcc-svn/trunk/gcc/c-typeck.c:7817
#9  0x0000000000557dd2 in process_init_element (value=..., implicit=0 '\000', 
    braced_init_obstack=0x7fffffffdb70)
    at ../../gcc-svn/trunk/gcc/c-typeck.c:8356
#10 0x00000000005a8fae in c_parser_initval (parser=0x7ffff1aa3de8, after=0x0, 
    braced_init_obstack=0x7fffffffdb70)
    at ../../gcc-svn/trunk/gcc/c-parser.c:3995