xref: /llvm-project/flang/test/Lower/Intrinsics/c_loc.f90 (revision a3bbe627d2d8d3a64c60dbec57c885d5303f4398)
1! RUN: bbc --use-desc-for-alloc=false --emit-fir -hlfir=false %s -o - | FileCheck %s
2! RUN: %flang_fc1 -mllvm --use-desc-for-alloc=false -emit-fir -flang-deprecated-no-hlfir %s -o - | FileCheck %s
3
4! Test intrinsic module procedure c_loc
5
6! CHECK-LABEL: func.func @_QPc_loc_scalar() {
7! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_scalarEi) : !fir.ref<i32>
8! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_scalarEptr"}
9! CHECK:         %[[VAL_2:.*]] = fir.embox %[[VAL_0]] : (!fir.ref<i32>) -> !fir.box<i32>
10! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
11! CHECK-DAG:         %[[VAL_4:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<i32>) -> !fir.ref<i32>
12! CHECK-DAG:         %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (!fir.ref<i32>) -> i64
13! CHECK-DAG:         %[[VAL_6:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
14! CHECK-DAG:         %[[VAL_7:.*]] = fir.coordinate_of %[[VAL_3]], %[[VAL_6]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
15! CHECK:         fir.store %[[VAL_5]] to %[[VAL_7]] : !fir.ref<i64>
16! CHECK:       }
17
18subroutine c_loc_scalar()
19  use iso_c_binding
20  type(c_ptr) :: ptr
21  integer, target :: i = 10
22  ptr = c_loc(i)
23end
24
25! CHECK-LABEL: func.func @_QPc_loc_char() {
26! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_charEichr) : !fir.ref<!fir.char<1,5>>
27! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_charEptr"}
28! CHECK:         %[[VAL_2:.*]] = fir.embox %[[VAL_0]] : (!fir.ref<!fir.char<1,5>>) -> !fir.box<!fir.char<1,5>>
29! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
30! CHECK-DAG:         %[[VAL_4:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.char<1,5>>) -> !fir.ref<!fir.char<1,5>>
31! CHECK-DAG:         %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (!fir.ref<!fir.char<1,5>>) -> i64
32! CHECK-DAG:         %[[VAL_6:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
33! CHECK-DAG:         %[[VAL_7:.*]] = fir.coordinate_of %[[VAL_3]], %[[VAL_6]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
34! CHECK:         fir.store %[[VAL_5]] to %[[VAL_7]] : !fir.ref<i64>
35! CHECK:       }
36
37subroutine c_loc_char()
38  use iso_c_binding
39  type(c_ptr) :: ptr
40  character(5, kind=c_char), target :: ichr = "abcde"
41  ptr = c_loc(ichr)
42end
43
44! CHECK-LABEL: func.func @_QPc_loc_substring() {
45! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_substringEichr) : !fir.ref<!fir.char<1,5>>
46! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_substringEptr"}
47! CHECK:         %[[VAL_2:.*]] = arith.constant 2 : i64
48! CHECK:         %[[VAL_3:.*]] = arith.constant 5 : i64
49! CHECK:         %[[VAL_4:.*]] = fir.convert %[[VAL_2]] : (i64) -> index
50! CHECK:         %[[VAL_5:.*]] = fir.convert %[[VAL_3]] : (i64) -> index
51! CHECK:         %[[VAL_6:.*]] = arith.constant 1 : index
52! CHECK:         %[[VAL_7:.*]] = arith.subi %[[VAL_4]], %[[VAL_6]] : index
53! CHECK:         %[[VAL_8:.*]] = fir.convert %[[VAL_0]] : (!fir.ref<!fir.char<1,5>>) -> !fir.ref<!fir.array<5x!fir.char<1>>>
54! CHECK:         %[[VAL_9:.*]] = fir.coordinate_of %[[VAL_8]], %[[VAL_7]] : (!fir.ref<!fir.array<5x!fir.char<1>>>, index) -> !fir.ref<!fir.char<1>>
55! CHECK:         %[[VAL_10:.*]] = fir.convert %[[VAL_9]] : (!fir.ref<!fir.char<1>>) -> !fir.ref<!fir.char<1,?>>
56! CHECK:         %[[VAL_11:.*]] = arith.subi %[[VAL_5]], %[[VAL_4]] : index
57! CHECK:         %[[VAL_12:.*]] = arith.addi %[[VAL_11]], %[[VAL_6]] : index
58! CHECK:         %[[VAL_13:.*]] = arith.constant 0 : index
59! CHECK:         %[[VAL_14:.*]] = arith.cmpi slt, %[[VAL_12]], %[[VAL_13]] : index
60! CHECK:         %[[VAL_15:.*]] = arith.select %[[VAL_14]], %[[VAL_13]], %[[VAL_12]] : index
61! CHECK:         %[[VAL_16:.*]] = fir.embox %[[VAL_10]] typeparams %[[VAL_15]] : (!fir.ref<!fir.char<1,?>>, index) -> !fir.box<!fir.char<1,?>>
62! CHECK:         %[[VAL_17:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
63! CHECK-DAG:         %[[VAL_18:.*]] = fir.box_addr %[[VAL_16]] : (!fir.box<!fir.char<1,?>>) -> !fir.ref<!fir.char<1,?>>
64! CHECK-DAG:         %[[VAL_19:.*]] = fir.convert %[[VAL_18]] : (!fir.ref<!fir.char<1,?>>) -> i64
65! CHECK-DAG:         %[[VAL_20:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
66! CHECK-DAG:         %[[VAL_21:.*]] = fir.coordinate_of %[[VAL_17]], %[[VAL_20]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
67! CHECK:         fir.store %[[VAL_19]] to %[[VAL_21]] : !fir.ref<i64>
68! CHECK:       }
69
70subroutine c_loc_substring()
71  use iso_c_binding
72  type(c_ptr) :: ptr
73  character(5, kind=c_char), target :: ichr = "abcde"
74  ptr = c_loc(ichr(2:))
75end
76
77! CHECK-LABEL: func.func @_QPc_loc_array() {
78! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_arrayEa) : !fir.ref<!fir.array<10xi32>>
79! CHECK:         %[[VAL_1:.*]] = arith.constant 10 : index
80! CHECK:         %[[VAL_2:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_arrayEptr"}
81! CHECK:         %[[VAL_3:.*]] = fir.shape %[[VAL_1]] : (index) -> !fir.shape<1>
82! CHECK:         %[[VAL_4:.*]] = fir.embox %[[VAL_0]](%[[VAL_3]]) : (!fir.ref<!fir.array<10xi32>>, !fir.shape<1>) -> !fir.box<!fir.array<10xi32>>
83! CHECK:         %[[VAL_5:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
84! CHECK-DAG:         %[[VAL_6:.*]] = fir.box_addr %[[VAL_4]] : (!fir.box<!fir.array<10xi32>>) -> !fir.ref<!fir.array<10xi32>>
85! CHECK-DAG:         %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (!fir.ref<!fir.array<10xi32>>) -> i64
86! CHECK-DAG:         %[[VAL_8:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
87! CHECK-DAG:         %[[VAL_9:.*]] = fir.coordinate_of %[[VAL_5]], %[[VAL_8]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
88! CHECK:         fir.store %[[VAL_7]] to %[[VAL_9]] : !fir.ref<i64>
89! CHECK:       }
90
91subroutine c_loc_array
92  use iso_c_binding
93  type(c_ptr) :: ptr
94  integer, target :: a(10) = 10
95  ptr = c_loc(a)
96end
97
98! CHECK-LABEL: func.func @_QPc_loc_chararray() {
99! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_chararrayEichr) : !fir.ref<!fir.array<2x!fir.char<1,5>>>
100! CHECK:         %[[VAL_1:.*]] = arith.constant 2 : index
101! CHECK:         %[[VAL_2:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_chararrayEptr"}
102! CHECK:         %[[VAL_3:.*]] = fir.shape %[[VAL_1]] : (index) -> !fir.shape<1>
103! CHECK:         %[[VAL_4:.*]] = fir.embox %[[VAL_0]](%[[VAL_3]]) : (!fir.ref<!fir.array<2x!fir.char<1,5>>>, !fir.shape<1>) -> !fir.box<!fir.array<2x!fir.char<1,5>>>
104! CHECK:         %[[VAL_5:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
105! CHECK-DAG:         %[[VAL_6:.*]] = fir.box_addr %[[VAL_4]] : (!fir.box<!fir.array<2x!fir.char<1,5>>>) -> !fir.ref<!fir.array<2x!fir.char<1,5>>>
106! CHECK-DAG:         %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (!fir.ref<!fir.array<2x!fir.char<1,5>>>) -> i64
107! CHECK-DAG:         %[[VAL_8:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
108! CHECK-DAG:         %[[VAL_9:.*]] = fir.coordinate_of %[[VAL_5]], %[[VAL_8]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
109! CHECK:         fir.store %[[VAL_7]] to %[[VAL_9]] : !fir.ref<i64>
110! CHECK:       }
111
112subroutine c_loc_chararray()
113  use iso_c_binding
114  type(c_ptr) :: ptr
115  character(5, kind=c_char), target :: ichr(2) = "abcde"
116  ptr = c_loc(ichr)
117end
118
119! CHECK-LABEL: func.func @_QPc_loc_arrayelement() {
120! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_arrayelementEa) : !fir.ref<!fir.array<10xi32>>
121! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_arrayelementEptr"}
122! CHECK:         %[[VAL_2:.*]] = arith.constant 2 : i64
123! CHECK:         %[[VAL_3:.*]] = arith.constant 1 : i64
124! CHECK:         %[[VAL_4:.*]] = arith.subi %[[VAL_2]], %[[VAL_3]] : i64
125! CHECK:         %[[VAL_5:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_4]] : (!fir.ref<!fir.array<10xi32>>, i64) -> !fir.ref<i32>
126! CHECK:         %[[VAL_6:.*]] = fir.embox %[[VAL_5]] : (!fir.ref<i32>) -> !fir.box<i32>
127! CHECK:         %[[VAL_7:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
128! CHECK-DAG:         %[[VAL_8:.*]] = fir.box_addr %[[VAL_6]] : (!fir.box<i32>) -> !fir.ref<i32>
129! CHECK-DAG:         %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (!fir.ref<i32>) -> i64
130! CHECK-DAG:         %[[VAL_10:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
131! CHECK-DAG:         %[[VAL_11:.*]] = fir.coordinate_of %[[VAL_7]], %[[VAL_10]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
132! CHECK:         fir.store %[[VAL_9]] to %[[VAL_11]] : !fir.ref<i64>
133! CHECK:       }
134
135subroutine c_loc_arrayelement()
136  use iso_c_binding
137  type(c_ptr) :: ptr
138  integer, target :: a(10) = 10
139  ptr = c_loc(a(2))
140end
141
142! CHECK-LABEL: func.func @_QPc_loc_arraysection() {
143! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_arraysectionEa) : !fir.ref<!fir.array<10xi32>>
144! CHECK:         %[[VAL_1:.*]] = arith.constant 10 : index
145! CHECK:         %[[VAL_2:.*]] = fir.address_of(@_QFc_loc_arraysectionEind) : !fir.ref<i32>
146! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_arraysectionEptr"}
147! CHECK:         %[[VAL_4:.*]] = arith.constant 1 : index
148! CHECK:         %[[VAL_5:.*]] = fir.load %[[VAL_2]] : !fir.ref<i32>
149! CHECK:         %[[VAL_6:.*]] = fir.convert %[[VAL_5]] : (i32) -> i64
150! CHECK:         %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (i64) -> index
151! CHECK:         %[[VAL_8:.*]] = arith.constant 1 : i64
152! CHECK:         %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (i64) -> index
153! CHECK:         %[[VAL_10:.*]] = arith.addi %[[VAL_4]], %[[VAL_1]] : index
154! CHECK:         %[[VAL_11:.*]] = arith.subi %[[VAL_10]], %[[VAL_4]] : index
155! CHECK:         %[[VAL_12:.*]] = fir.shape %[[VAL_1]] : (index) -> !fir.shape<1>
156! CHECK:         %[[VAL_13:.*]] = fir.slice %[[VAL_7]], %[[VAL_11]], %[[VAL_9]] : (index, index, index) -> !fir.slice<1>
157! CHECK:         %[[VAL_14:.*]] = fir.embox %[[VAL_0]](%[[VAL_12]]) {{\[}}%[[VAL_13]]] : (!fir.ref<!fir.array<10xi32>>, !fir.shape<1>, !fir.slice<1>) -> !fir.box<!fir.array<?xi32>>
158! CHECK:         %[[VAL_15:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
159! CHECK-DAG:         %[[VAL_16:.*]] = fir.box_addr %[[VAL_14]] : (!fir.box<!fir.array<?xi32>>) -> !fir.ref<!fir.array<?xi32>>
160! CHECK-DAG:         %[[VAL_17:.*]] = fir.convert %[[VAL_16]] : (!fir.ref<!fir.array<?xi32>>) -> i64
161! CHECK-DAG:         %[[VAL_18:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
162! CHECK-DAG:         %[[VAL_19:.*]] = fir.coordinate_of %[[VAL_15]], %[[VAL_18]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
163! CHECK:         fir.store %[[VAL_17]] to %[[VAL_19]] : !fir.ref<i64>
164! CHECK:       }
165
166subroutine c_loc_arraysection()
167  use iso_c_binding
168  type(c_ptr) :: ptr
169  integer :: ind = 3
170  integer, target :: a(10) = 10
171  ptr = c_loc(a(ind:))
172end
173
174! CHECK-LABEL: func.func @_QPc_loc_non_save_pointer_scalar() {
175! CHECK:         %[[VAL_0:.*]] = fir.alloca !fir.box<!fir.ptr<i32>> {bindc_name = "i", uniq_name = "_QFc_loc_non_save_pointer_scalarEi"}
176! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.ptr<i32> {uniq_name = "_QFc_loc_non_save_pointer_scalarEi.addr"}
177! CHECK:         %[[VAL_2:.*]] = fir.zero_bits !fir.ptr<i32>
178! CHECK:         fir.store %[[VAL_2]] to %[[VAL_1]] : !fir.ref<!fir.ptr<i32>>
179! CHECK:         %[[VAL_3:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}> {bindc_name = "ptr", uniq_name = "_QFc_loc_non_save_pointer_scalarEptr"}
180! CHECK:         %[[VAL_false:.*]] = arith.constant false
181! CHECK:         %[[VAL_4:.*]] = fir.absent !fir.box<none>
182! CHECK:         %[[VAL_5:.*]] = fir.address_of(@{{.*}}) : !fir.ref<!fir.char<1,{{.*}}>>
183! CHECK:         %[[C_LN:.*]] = arith.constant {{.*}} : i32
184! CHECK:         %[[VAL_6:.*]] = fir.zero_bits !fir.ptr<i32>
185! CHECK:         %[[VAL_7:.*]] = fir.embox %[[VAL_6:.*]] : (!fir.ptr<i32>) -> !fir.box<!fir.ptr<i32>>
186! CHECK:         fir.store %[[VAL_7:.*]] to %[[VAL_0:.*]] : !fir.ref<!fir.box<!fir.ptr<i32>>>
187! CHECK:         %[[VAL_8:.*]] = fir.convert %[[VAL_0:.*]] : (!fir.ref<!fir.box<!fir.ptr<i32>>>) -> !fir.ref<!fir.box<none>>
188! CHECK:         %[[VAL_9:.*]] = fir.convert %[[VAL_5:.*]] : (!fir.ref<!fir.char<1,{{.*}}>>) -> !fir.ref<i8>
189! CHECK:         %[[VAL_10:.*]] = fir.call @_FortranAPointerAllocate(%[[VAL_8:.*]], %[[VAL_false:.*]], %[[VAL_4:.*]], %[[VAL_9:.*]], %[[C_LN:.*]]) fastmath<contract> : (!fir.ref<!fir.box<none>>, i1, !fir.box<none>, !fir.ref<i8>, i32) -> i32
190! CHECK:         %[[VAL_11:.*]] = fir.load %[[VAL_0:.*]] : !fir.ref<!fir.box<!fir.ptr<i32>>>
191! CHECK:         %[[VAL_12:.*]] = fir.box_addr %[[VAL_11:.*]] : (!fir.box<!fir.ptr<i32>>) -> !fir.ptr<i32>
192! CHECK:         fir.store %[[VAL_12:.*]] to %[[VAL_1:.*]] : !fir.ref<!fir.ptr<i32>>
193! CHECK:         %[[C_10:.*]] = arith.constant 10 : i32
194! CHECK:         %[[VAL_13:.*]] = fir.load %[[VAL_1:.*]] : !fir.ref<!fir.ptr<i32>>
195! CHECK:         fir.store %[[C_10]] to %[[VAL_13:.*]] : !fir.ptr<i32>
196! CHECK:         %[[VAL_14:.*]] = fir.load %[[VAL_1:.*]] : !fir.ref<!fir.ptr<i32>>
197! CHECK:         %[[VAL_15:.*]] = fir.embox %[[VAL_14:.*]] : (!fir.ptr<i32>) -> !fir.box<i32>
198! CHECK:         %[[VAL_16:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
199! CHECK:         %[[VAL_17:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
200! CHECK:         %[[VAL_18:.*]] = fir.coordinate_of %[[VAL_16:.*]], %[[VAL_17:.*]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
201! CHECK:         %[[VAL_19:.*]] = fir.box_addr %[[VAL_15:.*]] : (!fir.box<i32>) -> !fir.ref<i32>
202! CHECK:         %[[VAL_20:.*]] = fir.convert %[[VAL_19:.*]] : (!fir.ref<i32>) -> i64
203! CHECK:         fir.store %[[VAL_20:.*]] to %[[VAL_18:.*]] : !fir.ref<i64>
204! CHECK:         %[[VAL_21:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
205! CHECK:         %[[VAL_22:.*]] = fir.coordinate_of %[[VAL_16:.*]], %[[VAL_21:.*]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
206! CHECK:         %[[VAL_23:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
207! CHECK:         %[[VAL_24:.*]] = fir.coordinate_of %[[VAL_3:.*]], %[[VAL_23:.*]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
208! CHECK:         %[[VAL_25:.*]] = fir.load %[[VAL_22:.*]] : !fir.ref<i64>
209! CHECK:         fir.store %[[VAL_25:.*]] to %[[VAL_24:.*]] : !fir.ref<i64>
210! CHECK:         return
211! CHECK:       }
212
213subroutine c_loc_non_save_pointer_scalar()
214  use iso_c_binding
215  type(c_ptr) :: ptr
216  integer, pointer :: i
217  allocate(i)
218  i = 10
219  ptr = c_loc(i)
220end
221
222! CHECK-LABEL: func.func @_QPc_loc_save_pointer_scalar() {
223! CHECK:         %[[VAL_0:.*]] = fir.address_of(@_QFc_loc_save_pointer_scalarEi) : !fir.ref<!fir.box<!fir.ptr<i32>>>
224! CHECK:         %[[VAL_7:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<i32>>>
225! CHECK:         %[[VAL_8:.*]] = fir.box_addr %[[VAL_7]] : (!fir.box<!fir.ptr<i32>>) -> !fir.ptr<i32>
226! CHECK:         %[[VAL_9:.*]] = fir.embox %[[VAL_8:.*]] : (!fir.ptr<i32>) -> !fir.box<i32>
227! CHECK:         %[[VAL_10:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
228! CHECK-DAG:         %[[VAL_11:.*]] = fir.box_addr %[[VAL_9]] : (!fir.box<i32>) -> !fir.ref<i32>
229! CHECK-DAG:         %[[VAL_12:.*]] = fir.convert %[[VAL_11]] : (!fir.ref<i32>) -> i64
230! CHECK-DAG:         %[[VAL_13:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
231! CHECK-DAG:         %[[VAL_14:.*]] = fir.coordinate_of %[[VAL_10]], %[[VAL_13]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
232! CHECK:         fir.store %[[VAL_12]] to %[[VAL_14]] : !fir.ref<i64>
233! CHECK:       }
234
235subroutine c_loc_save_pointer_scalar()
236  use iso_c_binding
237  type(c_ptr) :: ptr
238  integer, pointer, save :: i
239  allocate(i)
240  i = 10
241  ptr = c_loc(i)
242end
243
244! CHECK-LABEL: func.func @_QPc_loc_derived_type() {
245! CHECK:         %[[VAL_1:.*]] = fir.alloca !fir.type<_QFc_loc_derived_typeTt{i:i32}> {bindc_name = "tt", fir.target, uniq_name = "_QFc_loc_derived_typeEtt"}
246! CHECK:         %[[VAL_8:.*]] = fir.embox %[[VAL_1]] : (!fir.ref<!fir.type<_QFc_loc_derived_typeTt{i:i32}>>) -> !fir.box<!fir.type<_QFc_loc_derived_typeTt{i:i32}>>
247! CHECK:         %[[VAL_9:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
248! CHECK-DAG:         %[[VAL_10:.*]] = fir.box_addr %[[VAL_8:.*]] : (!fir.box<!fir.type<_QFc_loc_derived_typeTt{i:i32}>>) -> !fir.ref<!fir.type<_QFc_loc_derived_typeTt{i:i32}>>
249! CHECK-DAG:         %[[VAL_11:.*]] = fir.convert %[[VAL_10]] : (!fir.ref<!fir.type<_QFc_loc_derived_typeTt{i:i32}>>) -> i64
250! CHECK-DAG:         %[[VAL_12:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
251! CHECK-DAG:         %[[VAL_13:.*]] = fir.coordinate_of %[[VAL_9]], %[[VAL_12]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
252! CHECK:         fir.store %[[VAL_11]] to %[[VAL_13]] : !fir.ref<i64>
253! CHECK:       }
254
255subroutine c_loc_derived_type
256  use iso_c_binding
257  type(c_ptr) :: ptr
258  type t
259    integer :: i = 1
260  end type
261  type(t), target :: tt
262  ptr = c_loc(tt)
263end
264
265! CHECK-LABEL: func.func @_QPc_loc_pointer_array() {
266! CHECK:         %[[VAL_0:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.array<?xi32>>> {bindc_name = "a", uniq_name = "_QFc_loc_pointer_arrayEa"}
267! CHECK:         %[[VAL_30:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?xi32>>>>
268! CHECK:         %[[VAL_31:.*]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
269! CHECK-DAG:         %[[VAL_32:.*]] = fir.box_addr %[[VAL_30:.*]] : (!fir.box<!fir.ptr<!fir.array<?xi32>>>) -> !fir.ptr<!fir.array<?xi32>>
270! CHECK-DAG:         %[[VAL_33:.*]] = fir.convert %[[VAL_32]] : (!fir.ptr<!fir.array<?xi32>>) -> i64
271! CHECK-DAG:         %[[VAL_34:.*]] = fir.field_index __address, !fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>
272! CHECK-DAG:         %[[VAL_35:.*]] = fir.coordinate_of %[[VAL_31]], %[[VAL_34]] : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_c_ptr{__address:i64}>>, !fir.field) -> !fir.ref<i64>
273! CHECK:         fir.store %[[VAL_33]] to %[[VAL_35]] : !fir.ref<i64>
274! CHECK:       }
275
276subroutine c_loc_pointer_array
277  use iso_c_binding
278  type(c_ptr) :: ptr
279  integer, pointer :: a(:)
280  allocate(a(10))
281  a = 10
282  ptr = c_loc(a)
283end
284