xref: /llvm-project/clang/test/OpenMP/taskloop_ast_print.cpp (revision 2a6de8c32117e7d8f16798f62d0339e08d9f7cdb)
1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -ast-print %s | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
4 // expected-no-diagnostics
5 
6 #ifndef HEADER
7 #define HEADER
8 
9 void foo() {}
10 
11 template <class T, int N>
12 T tmain(T argc) {
13   T b = argc, c, d, e, f, g;
14   static T a;
15 // CHECK: static T a;
16 #pragma omp taskloop if(taskloop: argc > N) default(shared) untied priority(N) grainsize(N)
17   // CHECK-NEXT: #pragma omp taskloop if(taskloop: argc > N) default(shared) untied priority(N) grainsize(N)
18   for (int i = 0; i < 2; ++i)
19     a = 2;
20 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
21 // CHECK-NEXT: a = 2;
22 #pragma omp parallel
23 #pragma omp taskloop private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) shared(g) if (c) final(d) mergeable priority(f) nogroup num_tasks(N)
24   for (int i = 0; i < 2; ++i)
25     for (int j = 0; j < 2; ++j)
26       for (int j = 0; j < 2; ++j)
27         for (int j = 0; j < 2; ++j)
28           for (int j = 0; j < 2; ++j)
29   for (int i = 0; i < 2; ++i)
30     for (int j = 0; j < 2; ++j)
31       for (int j = 0; j < 2; ++j)
32         for (int j = 0; j < 2; ++j)
33           for (int j = 0; j < 2; ++j)
34             foo();
35   // CHECK-NEXT: #pragma omp parallel
36   // CHECK-NEXT: #pragma omp taskloop private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) shared(g) if(c) final(d) mergeable priority(f) nogroup num_tasks(N)
37   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
38   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
39   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
40   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
41   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
42   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
43   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
44   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
45   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
46   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
47   // CHECK-NEXT: foo();
48   return T();
49 }
50 
51 // CHECK-LABEL: int main(int argc, char **argv) {
52 int main(int argc, char **argv) {
53   int b = argc, c, d, e, f, g;
54   static int a;
55 // CHECK: static int a;
56 #pragma omp taskloop if(taskloop: a) default(none) shared(a) final(b) priority(5) nogroup num_tasks(argc)
57   // CHECK-NEXT: #pragma omp taskloop if(taskloop: a) default(none) shared(a) final(b) priority(5) nogroup num_tasks(argc)
58   for (int i = 0; i < 2; ++i)
59     a = 2;
60 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
61 // CHECK-NEXT: a = 2;
62 #pragma omp parallel
63 #pragma omp taskloop private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) shared(g) if(argc) mergeable priority(argc) grainsize(argc)
64   for (int i = 0; i < 10; ++i)
65     for (int j = 0; j < 10; ++j)
66       foo();
67   // CHECK-NEXT: #pragma omp parallel
68   // CHECK-NEXT: #pragma omp taskloop private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) shared(g) if(argc) mergeable priority(argc) grainsize(argc)
69   // CHECK-NEXT: for (int i = 0; i < 10; ++i)
70   // CHECK-NEXT: for (int j = 0; j < 10; ++j)
71   // CHECK-NEXT: foo();
72   return (tmain<int, 5>(argc) + tmain<char, 1>(argv[0][0]));
73 }
74 
75 #endif
76