1 // This testcase checks emission of debug info for variables inside
2 // private/firstprivate/lastprivate.
3 
4 // REQUIRES: x86_64-linux
5 
6 // RUN: %clang_cc1 -debug-info-kind=constructor -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s
7 // expected-no-diagnostics
8 
9 // CHECK: define internal i32 @.omp_task_entry.
10 
11 // CHECK:  call void @llvm.dbg.declare(metadata i32** %.priv.ptr.addr.i, metadata [[PRIV1:![0-9]+]], metadata !DIExpression(DW_OP_deref))
12 // CHECK:  call void @llvm.dbg.declare(metadata i32** %.priv.ptr.addr1.i, metadata [[PRIV2:![0-9]+]], metadata !DIExpression(DW_OP_deref))
13 // CHECK:  call void @llvm.dbg.declare(metadata i32** %.firstpriv.ptr.addr.i, metadata [[FPRIV:![0-9]+]], metadata !DIExpression(DW_OP_deref))
14 
15 // CHECK: [[PRIV1]] = !DILocalVariable(name: "priv1"
16 // CHECK: [[PRIV2]] = !DILocalVariable(name: "priv2"
17 // CHECK: [[FPRIV]] = !DILocalVariable(name: "fpriv"
18 
19 extern int printf(const char *, ...);
20 
21 int foo(int n) {
22   int res, priv1, priv2, fpriv;
23   fpriv = n + 4;
24 
25   if (n < 2)
26     return n;
27   else {
28 #pragma omp task shared(res) private(priv1, priv2) firstprivate(fpriv)
29     {
30       priv1 = n;
31       priv2 = n + 2;
32       printf("Task n=%d,priv1=%d,priv2=%d,fpriv=%d\n", n, priv1, priv2, fpriv);
33 
34       res = priv1 + priv2 + fpriv + foo(n - 1);
35     }
36 #pragma omp taskwait
37     return res;
38   }
39 }
40 
41 int main() {
42   int n = 10;
43   printf("foo(%d) = %d\n", n, foo(n));
44   return 0;
45 }
46