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1! Test lowering of the max and min intrinsics on character types to HLFIR2! RUN: bbc -emit-hlfir -o - %s 2>&1 | FileCheck %s3 4subroutine max1(c1, c2, c3)5 character(*) :: c1, c2, c36 c1 = max(c2,c3)7end subroutine8 9! CHECK-LABEL: func.func @_QPmax110! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)11! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_0]]#0 typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)12! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)13! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_2]]#0 typeparams %[[VAL_2]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)14! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)15! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_4]]#0 typeparams %[[VAL_4]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)16! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]] = hlfir.char_extremum max, %[[VAL_3]]#0, %[[VAL_5]]#0 : (!fir.boxchar<1>, !fir.boxchar<1>) -> !hlfir.expr<!fir.char<1,?>>17! CHECK: hlfir.assign %[[VAL_6]] to %[[VAL_1]]#0 : !hlfir.expr<!fir.char<1,?>>, !fir.boxchar<1>18! CHECK: hlfir.destroy %[[VAL_6]] : !hlfir.expr<!fir.char<1,?>>19 20subroutine min1(c1, c2, c3)21 character(*) :: c1, c2, c322 c1 = min(c2,c3)23end subroutine24! CHECK-LABEL: func.func @_QPmin125! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)26! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_0]]#0 typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)27! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)28! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_2]]#0 typeparams %[[VAL_2]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)29! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)30! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_4]]#0 typeparams %[[VAL_4]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)31! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]] = hlfir.char_extremum min, %[[VAL_3]]#0, %[[VAL_5]]#0 : (!fir.boxchar<1>, !fir.boxchar<1>) -> !hlfir.expr<!fir.char<1,?>>32! CHECK: hlfir.assign %[[VAL_6]] to %[[VAL_1]]#0 : !hlfir.expr<!fir.char<1,?>>, !fir.boxchar<1>33! CHECK: hlfir.destroy %[[VAL_6]] : !hlfir.expr<!fir.char<1,?>>34! CHECK: return35 36subroutine max2(c1, c2, c3)37 character(*) :: c1(100)38 character :: c2(100)*10, c3(100)*2039 c1(1) = max(c2(1),c3(1))40end subroutine41! CHECK-LABEL: func.func @_QPmax242! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)43! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_0]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,?>>>44! CHECK: %[[VAL_C100:[a-zA-Z0-9_]*]] = arith.constant 100 : index45! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100]] : (index) -> !fir.shape<1>46! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_1]](%[[VAL_2]]) typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,?>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.box<!fir.array<100x!fir.char<1,?>>>, !fir.ref<!fir.array<100x!fir.char<1,?>>>)47! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)48! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_4]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,10>>>49! CHECK: %[[VAL_C10:[a-zA-Z0-9_]*]] = arith.constant 10 : index50! CHECK: %[[VAL_C100_0:[a-zA-Z0-9_]*]] = arith.constant 100 : index51! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100_0]] : (index) -> !fir.shape<1>52! CHECK: %[[VAL_7:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_5]](%[[VAL_6]]) typeparams %[[VAL_C10]] dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,10>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<100x!fir.char<1,10>>>, !fir.ref<!fir.array<100x!fir.char<1,10>>>)53! CHECK: %[[VAL_8:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %{{.*}} : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)54! CHECK: %[[VAL_9:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_8]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,20>>>55! CHECK: %[[VAL_C20:[a-zA-Z0-9_]*]] = arith.constant 20 : index56! CHECK: %[[VAL_C100_1:[a-zA-Z0-9_]*]] = arith.constant 100 : index57! CHECK: %[[VAL_10:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100_1]] : (index) -> !fir.shape<1>58! CHECK: %[[VAL_11:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_9]](%[[VAL_10]]) typeparams %[[VAL_C20]] dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,20>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<100x!fir.char<1,20>>>, !fir.ref<!fir.array<100x!fir.char<1,20>>>)59! CHECK: %[[VAL_C1:[a-zA-Z0-9_]*]] = arith.constant 1 : index60! CHECK: %[[VAL_12:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_7]]#0 (%[[VAL_C1]]) typeparams %[[VAL_C10]] : (!fir.ref<!fir.array<100x!fir.char<1,10>>>, index, index) -> !fir.ref<!fir.char<1,10>>61! CHECK: %[[VAL_C1_2:[a-zA-Z0-9_]*]] = arith.constant 1 : index62! CHECK: %[[VAL_13:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_11]]#0 (%[[VAL_C1_2]]) typeparams %[[VAL_C20]] : (!fir.ref<!fir.array<100x!fir.char<1,20>>>, index, index) -> !fir.ref<!fir.char<1,20>>63! CHECK: %[[VAL_14:[a-zA-Z0-9_]*]] = hlfir.char_extremum max, %[[VAL_12]], %[[VAL_13]] : (!fir.ref<!fir.char<1,10>>, !fir.ref<!fir.char<1,20>>) -> !hlfir.expr<!fir.char<1,20>>64! CHECK: %c1_3 = arith.constant 1 : index65! CHECK: %[[VAL_15:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_3]]#0 (%c1_3) typeparams %[[VAL_0]]#1 : (!fir.box<!fir.array<100x!fir.char<1,?>>>, index, index) -> !fir.boxchar<1>66! CHECK: hlfir.assign %[[VAL_14]] to %[[VAL_15]] : !hlfir.expr<!fir.char<1,20>>, !fir.boxchar<1>67! CHECK: hlfir.destroy %[[VAL_14]] : !hlfir.expr<!fir.char<1,20>>68 69subroutine min2(c1, c2, c3)70 character(*) :: c1(100)71 character :: c2(100)*10, c3(100)*2072 c1(1) = min(c2(1),c3(1))73end subroutine74! CHECK-LABEL: func.func @_QPmin275! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg0 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)76! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_0]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,?>>>77! CHECK: %[[VAL_C100:[a-zA-Z0-9_]*]] = arith.constant 100 : index78! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100]] : (index) -> !fir.shape<1>79! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_1]](%[[VAL_2]]) typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,?>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.box<!fir.array<100x!fir.char<1,?>>>, !fir.ref<!fir.array<100x!fir.char<1,?>>>)80! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg1 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)81! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_4]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,10>>>82! CHECK: %[[VAL_C10:[a-zA-Z0-9_]*]] = arith.constant 10 : index83! CHECK: %[[VAL_C100_0:[a-zA-Z0-9_]*]] = arith.constant 100 : index84! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100_0]] : (index) -> !fir.shape<1>85! CHECK: %[[VAL_7:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_5]](%[[VAL_6]]) typeparams %[[VAL_C10]] dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,10>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<100x!fir.char<1,10>>>, !fir.ref<!fir.array<100x!fir.char<1,10>>>)86! CHECK: %[[VAL_8:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg2 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)87! CHECK: %[[VAL_C9:[a-zA-Z0-9_]*]] = fir.convert %[[VAL_8]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<100x!fir.char<1,20>>>88! CHECK: %[[VAL_C20:[a-zA-Z0-9_]*]] = arith.constant 20 : index89! CHECK: %[[VAL_C100_1:[a-zA-Z0-9_]*]] = arith.constant 100 : index90! CHECK: %[[VAL_10:[a-zA-Z0-9_]*]] = fir.shape %[[VAL_C100_1]] : (index) -> !fir.shape<1>91! CHECK: %[[VAL_11:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_C9]](%[[VAL_10]]) typeparams %[[VAL_C20]] dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.array<100x!fir.char<1,20>>>, !fir.shape<1>, index, !fir.dscope) -> (!fir.ref<!fir.array<100x!fir.char<1,20>>>, !fir.ref<!fir.array<100x!fir.char<1,20>>>)92! CHECK: %[[VAL_C1:[a-zA-Z0-9_]*]] = arith.constant 1 : index93! CHECK: %[[VAL_12:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_7]]#0 (%[[VAL_C1]]) typeparams %[[VAL_C10]] : (!fir.ref<!fir.array<100x!fir.char<1,10>>>, index, index) -> !fir.ref<!fir.char<1,10>>94! CHECK: %[[VAL_C1_2:[a-zA-Z0-9_]*]] = arith.constant 1 : index95! CHECK: %[[VAL_13:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_11]]#0 (%[[VAL_C1_2]]) typeparams %[[VAL_C20]] : (!fir.ref<!fir.array<100x!fir.char<1,20>>>, index, index) -> !fir.ref<!fir.char<1,20>>96! CHECK: %[[VAL_14:[a-zA-Z0-9_]*]] = hlfir.char_extremum min, %[[VAL_12]], %[[VAL_13]] : (!fir.ref<!fir.char<1,10>>, !fir.ref<!fir.char<1,20>>) -> !hlfir.expr<!fir.char<1,20>>97! CHECK: %[[VAL_C1_3:[a-zA-Z0-9_]*]] = arith.constant 1 : index98! CHECK: %[[VAL_15:[a-zA-Z0-9_]*]] = hlfir.designate %[[VAL_3]]#0 (%[[VAL_C1_3]]) typeparams %[[VAL_0]]#1 : (!fir.box<!fir.array<100x!fir.char<1,?>>>, index, index) -> !fir.boxchar<1>99! CHECK: hlfir.assign %[[VAL_14]] to %[[VAL_15]] : !hlfir.expr<!fir.char<1,20>>, !fir.boxchar<1>100! CHECK: hlfir.destroy %[[VAL_14]] : !hlfir.expr<!fir.char<1,20>>101 102subroutine max3(c1, c2, c3, c4)103 character(*) :: c1, c2, c3, c4104 c1 = max(c2, c3, c4)105end subroutine106! CHECK-LABEL: func.func @_QPmax3107! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg0 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)108! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_0]]#0 typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)109! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg1 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)110! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_2]]#0 typeparams %[[VAL_2]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)111! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg2 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)112! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_4]]#0 typeparams %[[VAL_4]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)113! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg3 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)114! CHECK: %[[VAL_7:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_6]]#0 typeparams %[[VAL_6]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)115! CHECK: %[[VAL_8:[a-zA-Z0-9_]*]] = hlfir.char_extremum max, %[[VAL_3]]#0, %[[VAL_5]]#0, %[[VAL_7]]#0 : (!fir.boxchar<1>, !fir.boxchar<1>, !fir.boxchar<1>) -> !hlfir.expr<!fir.char<1,?>>116! CHECK: hlfir.assign %[[VAL_8]] to %[[VAL_1]]#0 : !hlfir.expr<!fir.char<1,?>>, !fir.boxchar<1>117! CHECK: hlfir.destroy %[[VAL_8]] : !hlfir.expr<!fir.char<1,?>>118 119subroutine min3(c1, c2, c3, c4)120 character(*) :: c1, c2, c3, c4121 c1 = min(c2, c3, c4)122end subroutine123! CHECK-LABEL: func.func @_QPmin3124! CHECK: %[[VAL_0:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg0 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)125! CHECK: %[[VAL_1:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_0]]#0 typeparams %[[VAL_0]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)126! CHECK: %[[VAL_2:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg1 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)127! CHECK: %[[VAL_3:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_2]]#0 typeparams %[[VAL_2]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)128! CHECK: %[[VAL_4:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg2 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)129! CHECK: %[[VAL_5:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_4]]#0 typeparams %[[VAL_4]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)130! CHECK: %[[VAL_6:[a-zA-Z0-9_]*]]:2 = fir.unboxchar %arg3 : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)131! CHECK: %[[VAL_7:[a-zA-Z0-9_]*]]:2 = hlfir.declare %[[VAL_6]]#0 typeparams %[[VAL_6]]#1 dummy_scope %{{[0-9]+}} {{.*}} : (!fir.ref<!fir.char<1,?>>, index, !fir.dscope) -> (!fir.boxchar<1>, !fir.ref<!fir.char<1,?>>)132! CHECK: %[[VAL_8:[a-zA-Z0-9_]*]] = hlfir.char_extremum min, %[[VAL_3]]#0, %[[VAL_5]]#0, %[[VAL_7]]#0 : (!fir.boxchar<1>, !fir.boxchar<1>, !fir.boxchar<1>) -> !hlfir.expr<!fir.char<1,?>>133! CHECK: hlfir.assign %[[VAL_8]] to %[[VAL_1]]#0 : !hlfir.expr<!fir.char<1,?>>, !fir.boxchar<1>134! CHECK: hlfir.destroy %[[VAL_8]] : !hlfir.expr<!fir.char<1,?>>135