[Bug target/61330] [4.10 Regression] Thumb ICE for case 920507-1.c

["ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61330

UroÅ Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|aarch64*-*-*, arm*-*-*,     |aarch64*-*-*, arm*-*-*,
                   |powerpc*-*-*                |powerpc*-*-*, alpha*-*-*
                 CC|                            |ubizjak at gmail dot com

--- Comment #4 from UroÅ Bizjak <ubizjak at gmail dot com> ---
Also happens on alpha-linux-gnu. The backtrace with -O2 -ffat-lto-objects,
obtained from x86_64-pc-linux-gnu crosscompiler is:

920507-1.c: In function âxâ:
920507-1.c:5:16: error: invalid register name for âaâ
  register int *a asm("unknown_register");  /* { dg-error "invalid register" }
*/
                ^
920507-1.c:3:1: internal compiler error: in symtab_get_node, at cgraph.h:1073
 x(void)
 ^
0xc6d5ab decl_section_name(tree_node const*)
        ../../gcc-svn/trunk/gcc/cgraph.h:1070
0xcd690b alpha_in_small_data_p
        ../../gcc-svn/trunk/gcc/config/alpha/alpha.c:683
0xcb8271 default_encode_section_info(tree_node*, rtx_def*, int)
        ../../gcc-svn/trunk/gcc/varasm.c:6573
0x90c349 rest_of_decl_compilation(tree_node*, int, int)
        ../../gcc-svn/trunk/gcc/passes.c:215
0x6139fa expand_one_hard_reg_var
        ../../gcc-svn/trunk/gcc/cfgexpand.c:1109
0x6139fa expand_one_var
        ../../gcc-svn/trunk/gcc/cfgexpand.c:1296
0x613cd9 expand_used_vars_for_block
        ../../gcc-svn/trunk/gcc/cfgexpand.c:1339
0x61f0ee expand_used_vars
        ../../gcc-svn/trunk/gcc/cfgexpand.c:1806
0x6200d3 execute
        ../../gcc-svn/trunk/gcc/cfgexpand.c:5671