xref: /llvm-project/clang/test/OpenMP/assume_template.cpp (revision a42e515e3a9f3bb4e44389c097b89104d95b9b29)
1 // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -verify %s -ast-print | FileCheck %s
4 // expected-no-diagnostics
5 
6 #ifndef HEADER
7 #define HEADER
8 
9 extern int qux(int);
10 
11 template<typename T>
12 int foo(T arg)
13 {
14   #pragma omp assume no_openmp_routines
15   {
16     auto fn = [](int x) { return qux(x); };
17 // CHECK: auto fn = [](int x) {
18     return fn(5);
19   }
20 }
21 
22 template<typename T>
23 class C {
24   T m;
25 
26 public:
27   T bar(T a);
28 };
29 
30 // We're really just checking this parses.  All the assumptions are thrown
31 // away immediately for now.
32 template<typename T>
33 T C<T>::bar(T a)
34 {
35   #pragma omp assume holds(sizeof(T) == 8) absent(parallel)
36   {
37     return (T)qux((int)a);
38 // CHECK: return (T)qux((int)a);
39   }
40 }
41 
42 #endif
43