http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47303
Summary: [4.6 Regression] [C++0x] ICE: in varpool_node, at
varpool.c:134 with -fabi-version=1
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: zso...@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 22972
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22972
reduced testcase (from g++.dg/lookup/anon7.C)
Compiler output:
$ gcc -fabi-version=1 testcase.C
testcase.C: In member function 'void F::xwrapper(int) [with void (Z::*
<anonymous>)(int) = &Z::cc]':
testcase.C:19:21: instantiated from here
testcase.C:15:5: internal compiler error: in varpool_node, at varpool.c:134
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
(gdb) bt
#0 fancy_abort (file=0x12f6d78 "/mnt/svn/gcc-trunk/gcc/varpool.c", line=134,
function=0x12f6ee1 "varpool_node")
at /mnt/svn/gcc-trunk/gcc/diagnostic.c:892
#1 0x0000000000c79047 in varpool_node (decl=0x7ffff7ee5500) at
/mnt/svn/gcc-trunk/gcc/varpool.c:133
#2 0x0000000000c7a1e5 in varpool_extra_name_alias (alias=0x7ffff7ee56e0,
decl=<value optimized out>)
at /mnt/svn/gcc-trunk/gcc/varpool.c:664
#3 0x00000000005adc88 in finish_anon_union (anon_union_decl=0x7ffff7ee5500) at
/mnt/svn/gcc-trunk/gcc/cp/decl2.c:1412
#4 0x0000000000552d46 in tsubst_expr (t=<value optimized out>,
args=0x7ffff5d96258, complain=3, in_decl=0x7ffff5d93508,
integral_constant_expression_p=0 '\000') at
/mnt/svn/gcc-trunk/gcc/cp/pt.c:12005
#5 0x0000000000550fb5 in tsubst_expr (t=<value optimized out>,
args=0x7ffff5d96258, complain=3, in_decl=0x7ffff5d93508,
integral_constant_expression_p=0 '\000') at
/mnt/svn/gcc-trunk/gcc/cp/pt.c:11941
#6 0x0000000000550999 in tsubst_expr (t=0x7ffff5d6f800, args=0x7ffff5d96258,
complain=3, in_decl=0x7ffff5d93508,
integral_constant_expression_p=0 '\000') at
/mnt/svn/gcc-trunk/gcc/cp/pt.c:12120
#7 0x000000000057d932 in instantiate_decl (d=0x7ffff5d86600, defer_ok=<value
optimized out>,
expl_inst_class_mem_p=0 '\000') at /mnt/svn/gcc-trunk/gcc/cp/pt.c:17378
#8 0x0000000000584d44 in instantiate_pending_templates (retries=<value
optimized out>)
at /mnt/svn/gcc-trunk/gcc/cp/pt.c:17475
#9 0x00000000005b3042 in cp_write_global_declarations () at
/mnt/svn/gcc-trunk/gcc/cp/decl2.c:3680
#10 0x0000000000a214b4 in compile_file (argc=14, argv=0x7fffffffdad8) at
/mnt/svn/gcc-trunk/gcc/toplev.c:591
#11 do_compile (argc=14, argv=0x7fffffffdad8) at
/mnt/svn/gcc-trunk/gcc/toplev.c:1874
#12 toplev_main (argc=14, argv=0x7fffffffdad8) at
/mnt/svn/gcc-trunk/gcc/toplev.c:1937
#13 0x00007ffff65f1bbd in __libc_start_main () from /lib/libc.so.6
#14 0x00000000004fa9d1 in _start ()
Tested revisions:
r168785 - crash
4.5 r168785 - OK
4.4 r168785 - OK
