> ../../../gcc-head-test/libiberty/regex.c: In function
> 'byte_common_op_match_null_string_p':
>
> ../../../gcc-head-test/libiberty/regex.c:7724: error: insn does not
> satisfy its constraints:
> (insn 158 85 159 8
> ../../../gcc-head-test/libiberty/regex.c:7699 (set (reg:SI 2 %d2)
>
> (sign_extend:SI (reg:HI 1 %d1 [59]))) 65 {*68k_extendhisi2} (nil)
> (nil))
> ../../../gcc-head-test/libiberty/regex.c:7724: internal
> compiler error: in reload_cse_simplify_operands, at postreload.c:393
I'm also seeing this on m68-elf.
It appears to have been caused by the following patch (r106804)
2005-11-12 Hans-Peter Nilsson <[EMAIL PROTECTED]>
PR middle-end/24750
* reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
ZERO_EXTEND>: New cases.
