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1// Test CSE for hlfir.elemental.2// RUN: fir-opt %s --cse | FileCheck %s3 4// Check that the CSE does not optimize the hlfir.elemental5// without handling the associated hlfir.destroy's, otherwise,6// the same temp might be freed twice causing double-free error.7func.func @_QFPtest(%arg0: !fir.boxchar<1> {fir.bindc_name = "a"}) {8 %c1 = arith.constant 1 : index9 %c10 = arith.constant 10 : index10 %0:2 = fir.unboxchar %arg0 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)11 %1 = fir.convert %0#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<10x!fir.char<1>>>12 %2 = fir.shape %c10 : (index) -> !fir.shape<1>13 %3:2 = hlfir.declare %1(%2) typeparams %c1 {uniq_name = "_QFFtestEa"} : (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>)14 %4 = fir.shape %c10 : (index) -> !fir.shape<1>15 %5 = hlfir.elemental %4 typeparams %c1 unordered : (!fir.shape<1>, index) -> !hlfir.expr<10x!fir.char<1>> {16 ^bb0(%arg1: index):17 %14 = fir.convert %arg1 : (index) -> i3218 %15 = fir.convert %14 : (i32) -> i6419 %16 = hlfir.designate %3#0 (%15) typeparams %c1 : (!fir.ref<!fir.array<10x!fir.char<1>>>, i64, index) -> !fir.ref<!fir.char<1>>20 hlfir.yield_element %16 : !fir.ref<!fir.char<1>>21 }22 %6:3 = hlfir.associate %5(%4) typeparams %c1 {uniq_name = "adapt.valuebyref"} : (!hlfir.expr<10x!fir.char<1>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>, i1)23 hlfir.end_associate %6#1, %6#2 : !fir.ref<!fir.array<10x!fir.char<1>>>, i124 hlfir.destroy %5 : !hlfir.expr<10x!fir.char<1>>25 %9 = fir.shape %c10 : (index) -> !fir.shape<1>26 %10 = hlfir.elemental %9 typeparams %c1 unordered : (!fir.shape<1>, index) -> !hlfir.expr<10x!fir.char<1>> {27 ^bb0(%arg1: index):28 %14 = fir.convert %arg1 : (index) -> i3229 %15 = fir.convert %14 : (i32) -> i6430 %16 = hlfir.designate %3#0 (%15) typeparams %c1 : (!fir.ref<!fir.array<10x!fir.char<1>>>, i64, index) -> !fir.ref<!fir.char<1>>31 hlfir.yield_element %16 : !fir.ref<!fir.char<1>>32 }33 %11:3 = hlfir.associate %10(%9) typeparams %c1 {uniq_name = "adapt.valuebyref"} : (!hlfir.expr<10x!fir.char<1>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>, i1)34 hlfir.end_associate %11#1, %11#2 : !fir.ref<!fir.array<10x!fir.char<1>>>, i135 hlfir.destroy %10 : !hlfir.expr<10x!fir.char<1>>36 return37}38 39// CHECK-LABEL: func.func @_QFPtest(40// CHECK-SAME: %[[VAL_0:.*]]: !fir.boxchar<1> {fir.bindc_name = "a"}) {41// CHECK: %[[VAL_1:.*]] = arith.constant 1 : index42// CHECK: %[[VAL_2:.*]] = arith.constant 10 : index43// CHECK: %[[VAL_3:.*]]:2 = fir.unboxchar %[[VAL_0]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)44// CHECK: %[[VAL_4:.*]] = fir.convert %[[VAL_3]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<10x!fir.char<1>>>45// CHECK: %[[VAL_5:.*]] = fir.shape %[[VAL_2]] : (index) -> !fir.shape<1>46// CHECK: %[[VAL_6:.*]]:2 = hlfir.declare %[[VAL_4]](%[[VAL_5]]) typeparams %[[VAL_1]] {uniq_name = "_QFFtestEa"} : (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>)47// CHECK: %[[VAL_7:.*]] = hlfir.elemental %[[VAL_5]] typeparams %[[VAL_1]] unordered : (!fir.shape<1>, index) -> !hlfir.expr<10x!fir.char<1>> {48// CHECK: ^bb0(%[[VAL_8:.*]]: index):49// CHECK: %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (index) -> i3250// CHECK: %[[VAL_10:.*]] = fir.convert %[[VAL_9]] : (i32) -> i6451// CHECK: %[[VAL_11:.*]] = hlfir.designate %[[VAL_6]]#0 (%[[VAL_10]]) typeparams %[[VAL_1]] : (!fir.ref<!fir.array<10x!fir.char<1>>>, i64, index) -> !fir.ref<!fir.char<1>>52// CHECK: hlfir.yield_element %[[VAL_11]] : !fir.ref<!fir.char<1>>53// CHECK: }54// CHECK: %[[VAL_12:.*]]:3 = hlfir.associate %[[VAL_7]](%[[VAL_5]]) typeparams %[[VAL_1]] {uniq_name = "adapt.valuebyref"} : (!hlfir.expr<10x!fir.char<1>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>, i1)55// CHECK: hlfir.end_associate %[[VAL_12]]#1, %[[VAL_12]]#2 : !fir.ref<!fir.array<10x!fir.char<1>>>, i156// CHECK: hlfir.destroy %[[VAL_7]] : !hlfir.expr<10x!fir.char<1>>57// CHECK: %[[VAL_13:.*]] = hlfir.elemental %[[VAL_5]] typeparams %[[VAL_1]] unordered : (!fir.shape<1>, index) -> !hlfir.expr<10x!fir.char<1>> {58// CHECK: ^bb0(%[[VAL_14:.*]]: index):59// CHECK: %[[VAL_15:.*]] = fir.convert %[[VAL_14]] : (index) -> i3260// CHECK: %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (i32) -> i6461// CHECK: %[[VAL_17:.*]] = hlfir.designate %[[VAL_6]]#0 (%[[VAL_16]]) typeparams %[[VAL_1]] : (!fir.ref<!fir.array<10x!fir.char<1>>>, i64, index) -> !fir.ref<!fir.char<1>>62// CHECK: hlfir.yield_element %[[VAL_17]] : !fir.ref<!fir.char<1>>63// CHECK: }64// CHECK: %[[VAL_18:.*]]:3 = hlfir.associate %[[VAL_13]](%[[VAL_5]]) typeparams %[[VAL_1]] {uniq_name = "adapt.valuebyref"} : (!hlfir.expr<10x!fir.char<1>>, !fir.shape<1>, index) -> (!fir.ref<!fir.array<10x!fir.char<1>>>, !fir.ref<!fir.array<10x!fir.char<1>>>, i1)65// CHECK: hlfir.end_associate %[[VAL_18]]#1, %[[VAL_18]]#2 : !fir.ref<!fir.array<10x!fir.char<1>>>, i166// CHECK: hlfir.destroy %[[VAL_13]] : !hlfir.expr<10x!fir.char<1>>67// CHECK: return68// CHECK: }69