diff options
Diffstat (limited to 'gcc/fold-const-call.c')
| -rw-r--r-- | gcc/fold-const-call.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/gcc/fold-const-call.c b/gcc/fold-const-call.c index e21d8e11..3a14d2a 100644 --- a/gcc/fold-const-call.c +++ b/gcc/fold-const-call.c @@ -836,7 +836,7 @@ fold_const_call_ss (real_value *result, combined_fn fn, CASE_CFN_FLOOR: CASE_CFN_FLOOR_FN: - if (!REAL_VALUE_ISNAN (*arg) || !flag_errno_math) + if (!REAL_VALUE_ISSIGNALING_NAN (*arg)) { real_floor (result, format, arg); return true; @@ -845,7 +845,7 @@ fold_const_call_ss (real_value *result, combined_fn fn, CASE_CFN_CEIL: CASE_CFN_CEIL_FN: - if (!REAL_VALUE_ISNAN (*arg) || !flag_errno_math) + if (!REAL_VALUE_ISSIGNALING_NAN (*arg)) { real_ceil (result, format, arg); return true; @@ -854,18 +854,31 @@ fold_const_call_ss (real_value *result, combined_fn fn, CASE_CFN_TRUNC: CASE_CFN_TRUNC_FN: - real_trunc (result, format, arg); - return true; + if (!REAL_VALUE_ISSIGNALING_NAN (*arg)) + { + real_trunc (result, format, arg); + return true; + } + return false; CASE_CFN_ROUND: CASE_CFN_ROUND_FN: - if (!REAL_VALUE_ISNAN (*arg) || !flag_errno_math) + if (!REAL_VALUE_ISSIGNALING_NAN (*arg)) { real_round (result, format, arg); return true; } return false; + CASE_CFN_ROUNDEVEN: + CASE_CFN_ROUNDEVEN_FN: + if (!REAL_VALUE_ISSIGNALING_NAN (*arg)) + { + real_roundeven (result, format, arg); + return true; + } + return false; + CASE_CFN_LOGB: return fold_const_logb (result, arg, format); |