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1! Test GET_ENVIRONMENT_VARIABLE with dynamically optional arguments.2! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s3 4 5! CHECK-LABEL: func @_QPtest(6! CHECK-SAME: %[[ARG_0:.*]]: !fir.boxchar<1> {fir.bindc_name = "name", fir.optional},7! CHECK-SAME: %[[ARG_1:.*]]: !fir.boxchar<1> {fir.bindc_name = "value", fir.optional},8! CHECK-SAME: %[[ARG_2:.*]]: !fir.ref<i32> {fir.bindc_name = "length", fir.optional},9! CHECK-SAME: %[[ARG_3:.*]]: !fir.ref<i32> {fir.bindc_name = "status", fir.optional},10! CHECK-SAME: %[[ARG_4:.*]]: !fir.ref<!fir.logical<4>> {fir.bindc_name = "trim_name", fir.optional},11! CHECK-SAME: %[[ARG_5:.*]]: !fir.boxchar<1> {fir.bindc_name = "errmsg", fir.optional}) {12subroutine test(name, value, length, status, trim_name, errmsg)13 integer, optional :: status, length14 character(*), optional :: name, value, errmsg15 logical, optional :: trim_name16 ! Note: name is not optional in get_environment_variable and must be present17 call get_environment_variable(name, value, length, status, trim_name, errmsg)18! CHECK: %[[VAL_0:.*]]:2 = fir.unboxchar %[[ARG_5]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)19! CHECK: %[[VAL_1:.*]]:2 = fir.unboxchar %[[ARG_0]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)20! CHECK: %[[VAL_2:.*]]:2 = fir.unboxchar %[[ARG_1]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)21! CHECK: %[[VAL_3:.*]] = fir.embox %[[VAL_1]]#0 typeparams %[[VAL_1]]#1 : (!fir.ref<!fir.char<1,?>>, index) -> !fir.box<!fir.char<1,?>>22! CHECK: %[[VAL_4:.*]] = fir.is_present %[[VAL_2]]#0 : (!fir.ref<!fir.char<1,?>>) -> i123! CHECK: %[[VAL_5:.*]] = fir.embox %[[VAL_2]]#0 typeparams %[[VAL_2]]#1 : (!fir.ref<!fir.char<1,?>>, index) -> !fir.box<!fir.char<1,?>>24! CHECK: %[[VAL_6:.*]] = fir.absent !fir.box<!fir.char<1,?>>25! CHECK: %[[VAL_7:.*]] = arith.select %[[VAL_4]], %[[VAL_5]], %[[VAL_6]] : !fir.box<!fir.char<1,?>>26! CHECK: %[[VAL_8:.*]] = fir.is_present %[[ARG_2]] : (!fir.ref<i32>) -> i127! CHECK: %[[VAL_9:.*]] = fir.embox %[[ARG_2]] : (!fir.ref<i32>) -> !fir.box<i32>28! CHECK: %[[VAL_10:.*]] = fir.absent !fir.box<i32>29! CHECK: %[[VAL_11:.*]] = arith.select %[[VAL_8]], %[[VAL_9]], %[[VAL_10]] : !fir.box<i32>30! CHECK: %[[VAL_12:.*]] = fir.is_present %[[VAL_0]]#0 : (!fir.ref<!fir.char<1,?>>) -> i131! CHECK: %[[VAL_13:.*]] = fir.embox %[[VAL_0]]#0 typeparams %[[VAL_0]]#1 : (!fir.ref<!fir.char<1,?>>, index) -> !fir.box<!fir.char<1,?>>32! CHECK: %[[VAL_14:.*]] = fir.absent !fir.box<!fir.char<1,?>>33! CHECK: %[[VAL_15:.*]] = arith.select %[[VAL_12]], %[[VAL_13]], %[[VAL_14]] : !fir.box<!fir.char<1,?>>34! CHECK: %[[VAL_16:.*]] = fir.convert %[[ARG_4]] : (!fir.ref<!fir.logical<4>>) -> i6435! CHECK: %[[CONST_0:.*]] = arith.constant 0 : i6436! CHECK: %[[VAL_17:.*]] = arith.cmpi ne, %[[VAL_16]], %[[CONST_0]] : i6437! CHECK: %[[VAL_18:.*]] = fir.if %[[VAL_17]] -> (i1) {38! CHECK: %[[VAL_28:.*]] = fir.load %[[ARG_4]] : !fir.ref<!fir.logical<4>>39! CHECK: %[[VAL_29:.*]] = fir.convert %[[VAL_28]] : (!fir.logical<4>) -> i140! CHECK: fir.result %[[VAL_29]] : i141! CHECK: } else {42! CHECK: %[[CONST_1:.*]] = arith.constant true43! CHECK: fir.result %[[CONST_1]] : i144! CHECK: }45! CHECK: %[[VAL_20:.*]] = fir.convert %[[VAL_3]] : (!fir.box<!fir.char<1,?>>) -> !fir.box<none>46! CHECK: %[[VAL_21:.*]] = fir.convert %[[VAL_7]] : (!fir.box<!fir.char<1,?>>) -> !fir.box<none>47! CHECK: %[[VAL_22:.*]] = fir.convert %[[VAL_11]] : (!fir.box<i32>) -> !fir.box<none>48! CHECK: %[[VAL_23:.*]] = fir.convert %[[VAL_15]] : (!fir.box<!fir.char<1,?>>) -> !fir.box<none>49! CHECK: %[[VAL_25:.*]] = fir.call @_FortranAGetEnvVariable(%[[VAL_20]], %[[VAL_21]], %[[VAL_22]], %[[VAL_18]], %[[VAL_23]], %{{.*}}, %{{.*}}) {{.*}}: (!fir.box<none>, !fir.box<none>, !fir.box<none>, i1, !fir.box<none>, !fir.ref<i8>, i32) -> i3250! CHECK: %[[VAL_26:.*]] = fir.convert %[[ARG_3]] : (!fir.ref<i32>) -> i6451! CHECK: %[[CONST_2:.*]] = arith.constant 0 : i6452! CHECK: %[[VAL_27:.*]] = arith.cmpi ne, %[[VAL_26]], %[[CONST_2]] : i6453! CHECK: fir.if %[[VAL_27]] {54! CHECK: fir.store %[[VAL_25]] to %[[ARG_3]] : !fir.ref<i32>55! CHECK: }56end subroutine57