xref: /llvm-project/flang/test/Semantics/atomic03.f90 (revision 512b44d5e1534ef60b5db7a99818e1021cf6064c)
1! RUN: %python %S/test_errors.py %s %flang_fc1
2! This test checks for semantic errors in atomic_cas subroutine calls based on
3! the interface defined in section 16.9.22 of the Fortran 2018 standard.
4
5program test_atomic_cas
6  use iso_fortran_env, only: atomic_int_kind, atomic_logical_kind
7  implicit none(external, type)
8
9  integer(kind=atomic_int_kind) :: int_scalar_coarray[*], non_scalar_coarray(10)[*], non_coarray
10  integer(kind=atomic_int_kind) :: repeated_atom[*], array(10)
11  integer(kind=atomic_int_kind) :: old_int, compare_int, new_int, non_scalar_int(10)
12  integer(kind=atomic_int_kind) :: repeated_old, repeated_compare, repeated_new
13  integer :: status, default_kind_coarray[*], coindexed_status[*], extra_arg, repeated_status, status_array(10)
14  integer(kind=1) :: kind1_coarray[*], old_kind1, compare_kind1, new_kind1
15  real :: non_integer_coarray[*], non_int_or_logical
16  logical(kind=atomic_logical_kind) :: logical_scalar_coarray[*], non_scalar_logical_coarray(10)[*], non_coarray_logical
17  logical(kind=atomic_logical_kind) :: old_logical, compare_logical, new_logical, non_scalar_logical(10)
18  logical(kind=1) :: kind1_logical_coarray[*], old_logical_kind1, compare_logical_kind1, new_logical_kind1
19  logical :: non_integer, default_kind_logical_coarray[*]
20
21  !___ standard-conforming calls ___
22  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int)
23  call atomic_cas(int_scalar_coarray[1], old_int, compare_int, new_int)
24  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, status)
25  call atomic_cas(int_scalar_coarray[1], old_int, compare_int, new_int, status)
26  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, stat=status)
27  call atomic_cas(int_scalar_coarray, old_int, compare_int, new=new_int, stat=status)
28  call atomic_cas(int_scalar_coarray, old_int, compare=compare_int, new=new_int, stat=status)
29  call atomic_cas(int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, stat=status)
30  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int)
31  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, stat=status)
32  call atomic_cas(new=new_int, old=old_int, atom=int_scalar_coarray, stat=status, compare=compare_int)
33
34  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new_logical)
35  call atomic_cas(logical_scalar_coarray[1], old_logical, compare_logical, new_logical)
36  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new_logical, status)
37  call atomic_cas(logical_scalar_coarray[1], old_logical, compare_logical, new_logical, status)
38  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new_logical, stat=status)
39  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new=new_logical, stat=status)
40  call atomic_cas(logical_scalar_coarray, old_logical, compare=compare_logical, new=new_logical, stat=status)
41  call atomic_cas(logical_scalar_coarray, old=old_logical, compare=compare_logical, new=new_logical, stat=status)
42  call atomic_cas(atom=logical_scalar_coarray, old=old_logical, compare=compare_logical, new=new_logical)
43  call atomic_cas(atom=logical_scalar_coarray, old=old_logical, compare=compare_logical, new=new_logical, stat=status)
44  call atomic_cas(new=new_logical, old=old_logical, atom=logical_scalar_coarray, stat=status, compare=compare_logical)
45
46  !___ non-standard-conforming calls ___
47
48! mismatches where 'atom' is not a scalar coarray or coindexed object
49
50  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
51  call atomic_cas(non_scalar_coarray, old_int, compare_int, new_int)
52
53  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
54  call atomic_cas(non_scalar_coarray[1], old_int, compare_int, new_int)
55
56  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
57  call atomic_cas(non_scalar_logical_coarray, old_logical, compare_logical, new_logical)
58
59  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
60  call atomic_cas(non_scalar_logical_coarray[1], old_logical, compare_logical, new_logical)
61
62  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
63  call atomic_cas(non_coarray, old_int, compare_int, new_int)
64
65  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
66  call atomic_cas(non_coarray_logical, old_logical, compare_logical, new_logical)
67
68  !ERROR: 'atom=' argument must be a scalar coarray or coindexed object for intrinsic 'atomic_cas'
69  call atomic_cas(array, old_int, compare_int, new_int)
70
71! mismatches where 'atom' has wrong kind
72
73  !ERROR: Actual argument for 'atom=' must have kind=atomic_int_kind, but is 'INTEGER(4)'
74  call atomic_cas(default_kind_coarray, old_int, compare_int, new_int)
75
76  !ERROR: Actual argument for 'atom=' must have kind=atomic_int_kind, but is 'INTEGER(1)'
77  call atomic_cas(kind1_coarray, old_int, compare_int, new_int)
78
79  !ERROR: Actual argument for 'atom=' must have kind=atomic_logical_kind, but is 'LOGICAL(4)'
80  call atomic_cas(default_kind_logical_coarray, old_logical, compare_logical, new_logical)
81
82  !ERROR: Actual argument for 'atom=' must have kind=atomic_logical_kind, but is 'LOGICAL(1)'
83  call atomic_cas(kind1_logical_coarray, old_logical, compare_logical, new_logical)
84
85! mismatch where 'atom' has wrong type
86
87  !ERROR: Actual argument for 'atom=' has bad type 'REAL(4)'
88  call atomic_cas(non_integer_coarray, old_int, compare_int, new_int)
89
90! mismatches where 'old', 'compare', 'new' arguments don't match type of 'atom'
91
92  !ERROR: Actual argument for 'old=' must have same type and kind as 'atom=', but is 'LOGICAL(8)'
93  call atomic_cas(int_scalar_coarray, old_logical, compare_int, new_int)
94
95  !ERROR: Actual argument for 'compare=' must have same type and kind as 'atom=', but is 'LOGICAL(8)'
96  call atomic_cas(int_scalar_coarray, old_int, compare_logical, new_int)
97
98  !ERROR: Actual argument for 'new=' must have same type and kind as 'atom=', but is 'LOGICAL(8)'
99  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_logical)
100
101  !ERROR: Actual argument for 'old=' must have same type and kind as 'atom=', but is 'INTEGER(8)'
102  call atomic_cas(logical_scalar_coarray, old_int, compare_logical, new_logical)
103
104  !ERROR: Actual argument for 'compare=' must have same type and kind as 'atom=', but is 'INTEGER(8)'
105  call atomic_cas(logical_scalar_coarray, old_logical, compare_int, new_logical)
106
107  !ERROR: Actual argument for 'new=' must have same type and kind as 'atom=', but is 'INTEGER(8)'
108  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new_int)
109
110! mismatches where 'old', 'compare', 'new' arguments matches type of 'atom' but doesn't match kind of 'atom'
111
112  !ERROR: Actual argument for 'old=' must have same type and kind as 'atom=', but is 'INTEGER(1)'
113  call atomic_cas(int_scalar_coarray, old_kind1, compare_int, new_int)
114
115  !ERROR: Actual argument for 'compare=' must have same type and kind as 'atom=', but is 'INTEGER(1)'
116  call atomic_cas(int_scalar_coarray, old_int, compare_kind1, new_int)
117
118  !ERROR: Actual argument for 'new=' must have same type and kind as 'atom=', but is 'INTEGER(1)'
119  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_kind1)
120
121  !ERROR: Actual argument for 'old=' must have same type and kind as 'atom=', but is 'LOGICAL(1)'
122  call atomic_cas(logical_scalar_coarray, old_logical_kind1, compare_logical, new_logical)
123
124  !ERROR: Actual argument for 'compare=' must have same type and kind as 'atom=', but is 'LOGICAL(1)'
125  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical_kind1, new_logical)
126
127  !ERROR: Actual argument for 'new=' must have same type and kind as 'atom=', but is 'LOGICAL(1)'
128  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, new_logical_kind1)
129
130! mismatches where 'old', 'compare', 'new' arguments have incorrect rank
131
132  !ERROR: 'old=' argument has unacceptable rank 1
133  call atomic_cas(int_scalar_coarray, non_scalar_int, compare_int, new_int)
134
135  !ERROR: 'compare=' argument has unacceptable rank 1
136  call atomic_cas(int_scalar_coarray, old_int, non_scalar_int, new_int)
137
138  !ERROR: 'new=' argument has unacceptable rank 1
139  call atomic_cas(int_scalar_coarray, old_int, compare_int, non_scalar_int)
140
141  !ERROR: 'old=' argument has unacceptable rank 1
142  call atomic_cas(logical_scalar_coarray, non_scalar_logical, compare_logical, new_logical)
143
144  !ERROR: 'compare=' argument has unacceptable rank 1
145  call atomic_cas(logical_scalar_coarray, old_logical, non_scalar_logical, new_logical)
146
147  !ERROR: 'new=' argument has unacceptable rank 1
148  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, non_scalar_logical)
149
150! mismatches where 'old', 'compare', 'new' arguments have incorrect type
151
152  !ERROR: Actual argument for 'old=' has bad type 'REAL(4)'
153  call atomic_cas(int_scalar_coarray, non_int_or_logical, compare_int, new_int)
154
155  !ERROR: Actual argument for 'compare=' has bad type 'REAL(4)'
156  call atomic_cas(int_scalar_coarray, old_int, non_int_or_logical, new_int)
157
158  !ERROR: Actual argument for 'new=' has bad type 'REAL(4)'
159  call atomic_cas(int_scalar_coarray, old_int, compare_int, non_int_or_logical)
160
161  !ERROR: Actual argument for 'old=' has bad type 'REAL(4)'
162  call atomic_cas(logical_scalar_coarray, non_int_or_logical, compare_logical, new_logical)
163
164  !ERROR: Actual argument for 'compare=' has bad type 'REAL(4)'
165  call atomic_cas(logical_scalar_coarray, old_logical, non_int_or_logical, new_logical)
166
167  !ERROR: Actual argument for 'new=' has bad type 'REAL(4)'
168  call atomic_cas(logical_scalar_coarray, old_logical, compare_logical, non_int_or_logical)
169
170! mismatches on 'stat' argument
171
172  !ERROR: Actual argument for 'stat=' has bad type 'LOGICAL(4)'
173  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, non_integer)
174
175  !ERROR: 'stat=' argument has unacceptable rank 1
176  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, status_array)
177
178  !ERROR: 'stat' argument to 'atomic_cas' may not be a coindexed object
179  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, coindexed_status[1])
180
181  !ERROR: Actual argument associated with INTENT(OUT) dummy argument 'stat=' is not definable
182  !BECAUSE: '1_4' is not a variable or pointer
183  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, 1)
184
185! missing mandatory arguments
186
187  !ERROR: missing mandatory 'atom=' argument
188  call atomic_cas()
189
190  !ERROR: missing mandatory 'atom=' argument
191  call atomic_cas(old=old_int, compare=compare_int, new=new_int, stat=status)
192
193  !ERROR: missing mandatory 'old=' argument
194  call atomic_cas(atom=int_scalar_coarray, compare=compare_int, new=new_int, stat=status)
195
196  !ERROR: missing mandatory 'compare=' argument
197  call atomic_cas(atom=int_scalar_coarray, old=old_int, new=new_int, stat=status)
198
199  !ERROR: missing mandatory 'new=' argument
200  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, stat=status)
201
202  !ERROR: missing mandatory 'new=' argument
203  call atomic_cas(int_scalar_coarray, old_int, compare_int)
204
205! too many arguments or repeated arguments
206
207  !ERROR: too many actual arguments for intrinsic 'atomic_cas'
208  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, status, extra_arg)
209
210  !ERROR: repeated keyword argument to intrinsic 'atomic_cas'
211  call atomic_cas(atom=int_scalar_coarray, atom=repeated_atom, old=old_int, compare=compare_int, new=new_int)
212
213  !ERROR: repeated keyword argument to intrinsic 'atomic_cas'
214  call atomic_cas(atom=int_scalar_coarray, old=old_int, old=repeated_old, compare=compare_int, new=new_int)
215
216  !ERROR: repeated keyword argument to intrinsic 'atomic_cas'
217  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, compare=repeated_compare, new=new_int)
218
219  !ERROR: repeated keyword argument to intrinsic 'atomic_cas'
220  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, new=repeated_new)
221
222  !ERROR: repeated keyword argument to intrinsic 'atomic_cas'
223  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, stat=status, stat=repeated_status)
224
225  !ERROR: keyword argument to intrinsic 'atomic_cas' was supplied positionally by an earlier actual argument
226  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, atom=repeated_atom)
227
228  !ERROR: keyword argument to intrinsic 'atomic_cas' was supplied positionally by an earlier actual argument
229  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, old=repeated_old)
230
231  !ERROR: keyword argument to intrinsic 'atomic_cas' was supplied positionally by an earlier actual argument
232  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, compare=repeated_compare)
233
234  !ERROR: keyword argument to intrinsic 'atomic_cas' was supplied positionally by an earlier actual argument
235  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, new=repeated_new)
236
237  !ERROR: keyword argument to intrinsic 'atomic_cas' was supplied positionally by an earlier actual argument
238  call atomic_cas(int_scalar_coarray, old_int, compare_int, new_int, status, stat=repeated_status)
239
240! typo in keyword arguments
241
242  !ERROR: unknown keyword argument to intrinsic 'atomic_cas'
243  call atomic_cas(atomic=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, stat=status)
244
245  !ERROR: unknown keyword argument to intrinsic 'atomic_cas'
246  call atomic_cas(atom=int_scalar_coarray, ol=old_int, compare=compare_int, new=new_int, stat=status)
247
248  !ERROR: unknown keyword argument to intrinsic 'atomic_cas'
249  call atomic_cas(atom=int_scalar_coarray, old=old_int, comp=compare_int, new=new_int, stat=status)
250
251  !ERROR: unknown keyword argument to intrinsic 'atomic_cas'
252  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, nw=new_int, stat=status)
253
254  !ERROR: unknown keyword argument to intrinsic 'atomic_cas'
255  call atomic_cas(atom=int_scalar_coarray, old=old_int, compare=compare_int, new=new_int, status=status)
256
257end program test_atomic_cas
258