diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/gcc/expr.c b/gcc/expr.c index 04d801de76f..d11df993c51 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -4041,13 +4041,19 @@ store_expr (exp, target, want_value) target. Otherwise, the caller might get confused by a result whose mode is larger than expected. */ - if (want_value && GET_MODE (temp) != GET_MODE (target) - && GET_MODE (temp) != VOIDmode) + if (want_value && GET_MODE (temp) != GET_MODE (target)) { - temp = gen_lowpart_SUBREG (GET_MODE (target), temp); - SUBREG_PROMOTED_VAR_P (temp) = 1; - SUBREG_PROMOTED_UNSIGNED_P (temp) - = SUBREG_PROMOTED_UNSIGNED_P (target); + if (GET_MODE (temp) != VOIDmode) + { + temp = gen_lowpart_SUBREG (GET_MODE (target), temp); + SUBREG_PROMOTED_VAR_P (temp) = 1; + SUBREG_PROMOTED_UNSIGNED_P (temp) + = SUBREG_PROMOTED_UNSIGNED_P (target); + } + else + temp = convert_modes (GET_MODE (target), + GET_MODE (SUBREG_REG (target)), + temp, SUBREG_PROMOTED_UNSIGNED_P (target)); } return want_value ? temp : NULL_RTX; |
