1 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp -fopenmp-version=45 -std=c++11 -o - %s
2 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp -fopenmp-version=50 -o - -std=c++11 %s -Wuninitialized
3
4 // RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=aaa-bbb-ccc-ddd -o - %s 2>&1 | FileCheck %s
5
6 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp-simd -fopenmp-version=45 -std=c++11 -o - %s
7 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp-simd -fopenmp-version=50 -std=c++11 -o - %s
8 // CHECK: error: OpenMP target is invalid: 'aaa-bbb-ccc-ddd'
9 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx64-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
10 // RUN: not %clang_cc1 -fopenmp -std=c++11 -triple nvptx-nvidia-cuda -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-HOST-TARGET %s
11 // CHECK-UNSUPPORTED-HOST-TARGET: error: The target '{{nvptx64-nvidia-cuda|nvptx-nvidia-cuda}}' is not a supported OpenMP host target.
12 // RUN: not %clang_cc1 -fopenmp -std=c++11 -fopenmp-targets=hexagon-linux-gnu -o - %s 2>&1 | FileCheck --check-prefix CHECK-UNSUPPORTED-DEVICE-TARGET %s
13 // CHECK-UNSUPPORTED-DEVICE-TARGET: OpenMP target is invalid: 'hexagon-linux-gnu'
14
15 // RUN: not %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path 1111.bc -o - 2>&1 | FileCheck --check-prefix NO-HOST-BC %s
16 // NO-HOST-BC: The provided host compiler IR file '1111.bc' is required to generate code for OpenMP target regions but cannot be found.
17
18 // RUN: %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm-bc %s -o %t-ppc-host.bc -DREGION_HOST
19 // RUN: not %clang_cc1 -verify=expected,omp4 -fopenmp -fopenmp-version=45 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -DREGION_DEVICE 2>&1
20 // RUN: not %clang_cc1 -verify=expected,omp5 -fopenmp -fopenmp-version=50 -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -DREGION_DEVICE 2>&1
21
22 #if defined(REGION_HOST) || defined(REGION_DEVICE)
foo()23 void foo() {
24 #ifdef REGION_HOST
25 #pragma omp target // expected-error {{Offloading entry for target region in _Z3foov is incorrect: either the address or the ID is invalid.}}
26 ;
27 #endif
28 #ifdef REGION_DEVICE
29 #pragma omp target
30 ;
31 #endif
32 }
33 #pragma omp declare target to(foo)
bar()34 void bar() {
35 #ifdef REGION_HOST
36 #pragma omp target
37 ;
38 #endif
39 #ifdef REGION_DEVICE
40 #pragma omp target
41 ;
42 #endif
43 }
44 #else
foo()45 void foo() {
46 }
47
48 class S {
49 public:
zee()50 void zee() {
51 #pragma omp target map(this[:2]) // expected-note {{expected length on mapping of 'this' array section expression to be '1'}} // expected-error {{invalid 'this' expression on 'map' clause}}
52 int a;
53 #pragma omp target map(this[1:1]) // expected-note {{expected lower bound on mapping of 'this' array section expression to be '0' or not specified}} // expected-error {{invalid 'this' expression on 'map' clause}}
54 int b;
55 #pragma omp target map(this[1]) // expected-note {{expected 'this' subscript expression on map clause to be 'this[0]'}} // expected-error {{invalid 'this' expression on 'map' clause}}
56 int c;
57 #pragma omp target map(foo) // omp4-error {{expected expression containing only member accesses and/or array sections based on named variables}} omp5-error {{expected addressable lvalue in 'map' clause}}
58 int d;
59 #pragma omp target map(zee) // omp4-error {{expected expression containing only member accesses and/or array sections based on named variables}} omp5-error {{expected addressable lvalue in 'map' clause}}
60 int e;
61 #pragma omp target map(this->zee) // omp4-error {{expected expression containing only member accesses and/or array sections based on named variables}} omp5-error {{expected addressable lvalue in 'map' clause}}
62 int f;
63 }
64 };
65
66 #pragma omp target // expected-error {{unexpected OpenMP directive '#pragma omp target'}}
67
main(int argc,char ** argv)68 int main(int argc, char **argv) {
69 #pragma omp target { // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
70 foo();
71 #pragma omp target ( // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
72 foo();
73 #pragma omp target [ // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
74 foo();
75 #pragma omp target ] // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
76 foo();
77 #pragma omp target ) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
78 foo();
79 #pragma omp target } // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
80 foo();
81 #pragma omp target
82 foo();
83 // expected-warning@+1 {{extra tokens at the end of '#pragma omp target' are ignored}}
84 #pragma omp target unknown()
85 foo();
86 L1:
87 foo();
88 #pragma omp target
89 ;
90 #pragma omp target
91 {
92 goto L1; // expected-error {{use of undeclared label 'L1'}}
93 argc++;
94 }
95
96 for (int i = 0; i < 10; ++i) {
97 switch(argc) {
98 case (0):
99 #pragma omp target
100 {
101 foo();
102 break; // expected-error {{'break' statement not in loop or switch statement}}
103 continue; // expected-error {{'continue' statement not in loop statement}}
104 }
105 default:
106 break;
107 }
108 }
109
110 goto L2; // expected-error {{use of undeclared label 'L2'}}
111 #pragma omp target
112 L2:
113 foo();
114 #pragma omp target
115 {
116 return 1; // expected-error {{cannot return from OpenMP region}}
117 }
118
119 [[]] // expected-error {{an attribute list cannot appear here}}
120 #pragma omp target
121 for (int n = 0; n < 100; ++n) {}
122
123 #pragma omp target map(foo) // omp4-error {{expected expression containing only member accesses and/or array sections based on named variables}} omp5-error {{expected addressable lvalue in 'map' clause}}
124 {}
125
126 S s;
127
128 #pragma omp target map(s.zee) // omp4-error {{expected expression containing only member accesses and/or array sections based on named variables}} omp5-error {{expected addressable lvalue in 'map' clause}}
129 {}
130
131 return 0;
132 }
133
134 template <class> struct a { static bool b; };
e(c)135 template <class c, bool = a<c>::b> void e(c) { // expected-note {{candidate template ignored: substitution failure [with c = int]: non-type template argument is not a constant expression}}
136 #pragma omp target
137 {
138 int d ; e(d); // expected-error {{no matching function for call to 'e'}}
139 }
140 }
141 #endif
142