diff options
Diffstat (limited to 'gcc/function.c')
-rw-r--r-- | gcc/function.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/function.c b/gcc/function.c index 6d0f462a262..a98d8dcb29f 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -6628,8 +6628,9 @@ match_asm_constraints_1 (rtx_insn *insn, rtx *p_sets, int noutputs) /* Only do the transformation for pseudos. */ if (! REG_P (output) || rtx_equal_p (output, input) - || (GET_MODE (input) != VOIDmode - && GET_MODE (input) != GET_MODE (output))) + || !(REG_P (input) || SUBREG_P (input) + || MEM_P (input) || CONSTANT_P (input)) + || !general_operand (input, GET_MODE (output))) continue; /* We can't do anything if the output is also used as input, |