1 // This testcase checks emission of debug info for variables 2 // inside shared clause of task construct. 3 4 // REQUIRES: x86_64-linux 5 6 // RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=limited -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG 7 // RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=line-directives-only -DSHARED -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG 8 // RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=line-tables-only -DSHARED -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG 9 // RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=limited -DSHARED -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK 10 // expected-no-diagnostics 11 12 // CHECK-LABEL: define internal i32 @.omp_task_entry. 13 14 // CHECK-DAG: [[CONTEXT:%[0-9]+]] = load %struct.anon*, %struct.anon** %__context.addr.i, align 8 15 // CHECK-DAG: call void @llvm.dbg.declare(metadata %struct.anon* [[CONTEXT]], metadata [[SHARE2:![0-9]+]], metadata !DIExpression(DW_OP_deref)) 16 // CHECK-DAG: call void @llvm.dbg.declare(metadata %struct.anon* [[CONTEXT]], metadata [[SHARE3:![0-9]+]], metadata !DIExpression(DW_OP_plus_uconst, 8, DW_OP_deref)) 17 // CHECK-DAG: call void @llvm.dbg.declare(metadata %struct.anon* [[CONTEXT]], metadata [[SHARE1:![0-9]+]], metadata !DIExpression(DW_OP_plus_uconst, 16, DW_OP_deref)) 18 19 // CHECK-DAG: [[SHARE2]] = !DILocalVariable(name: "share2" 20 // CHECK-DAG: [[SHARE3]] = !DILocalVariable(name: "share3" 21 // CHECK-DAG: [[SHARE1]] = !DILocalVariable(name: "share1" 22 23 // NEG-LABEL: define internal i32 @.omp_task_entry. 24 // NEG: [[CONTEXT:%[0-9]+]] = load %struct.anon*, %struct.anon** %__context.addr.i, align 8 25 // NEG-NOT: call void @llvm.dbg.declare(metadata %struct.anon* [[CONTEXT]], metadata {{![0-9]+}}, metadata !DIExpression(DW_OP_deref)) 26 27 extern int printf(const char *, ...); 28 29 int foo(int n) { 30 int share1 = 9, share2 = 11, share3 = 13, priv1, priv2, fpriv; 31 fpriv = n + 4; 32 33 if (n < 2) 34 return n; 35 else { 36 #if SHARED 37 #pragma omp task shared(share1, share2) private(priv1, priv2) firstprivate(fpriv) shared(share3) 38 #else 39 #pragma omp task private(priv1, priv2) firstprivate(fpriv) 40 #endif 41 { 42 priv1 = n; 43 priv2 = n + 2; 44 share2 += share3; 45 printf("share1 = %d, share2 = %d, share3 = %d\n", share1, share2, share3); 46 share1 = priv1 + priv2 + fpriv + foo(n - 1) + share2 + share3; 47 } 48 #pragma omp taskwait 49 return share1 + share2 + share3; 50 } 51 } 52 53 int main() { 54 int n = 10; 55 printf("foo(%d) = %d\n", n, foo(n)); 56 return 0; 57 } 58