[Bug rtl-optimization/47958] [x32] reload generates invalid address reference

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47958

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |49860

--- Comment #3 from Uros Bizjak <ubizjak at gmail dot com> 2011-07-27 17:44:16 UTC ---
(In reply to comment #0)
> [hjl@gnu-6 ilp32-27]$ cat x.i
> void (*foo[6][6]) (int);
> void bar (hdR)
>     int hdR;
> { }
> void xxx ()
> {
>     unsigned int i, j;
>     for (i = 0; i < 6; ++i)
>     for (j = 0; j < 6; ++j)
>             foo [i][j] = bar;
> }
> [hjl@gnu-6 ilp32-27]$ make x.o
> /export/build/gnu/gcc-x32/build-x86_64-linux/gcc/xgcc
> -B/export/build/gnu/gcc-x32/build-x86_64-linux/gcc/ -S -o x.s -mx32 -O3  x.i
> /export/build/gnu/gcc-x32/build-x86_64-linux/gcc/xgcc
> -B/export/build/gnu/gcc-x32/build-x86_64-linux/gcc/ -mx32 -O3  -c -o x.o x.s
> x.s: Assembler messages:
> x.s:39: Error: cannot represent relocation type BFD_RELOC_64 in x32 mode

> Reload calls force_const_mem (DImode, op) on symbol_ref:DI ("bar").
> The address reference in memory should be SImode/ptr_mode.

This is just another incarnation of PR49860.