50 lines · c
1// This testcase checks emission of debug info for variables inside2// private/firstprivate/lastprivate.3 4// REQUIRES: x86-registered-target5 6// RUN: %clang_cc1 -debug-info-kind=constructor -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s7// RUN: %clang_cc1 -debug-info-kind=line-directives-only -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG8// RUN: %clang_cc1 -debug-info-kind=line-tables-only -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG9// RUN: %clang_cc1 -debug-info-kind=limited -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s10// expected-no-diagnostics11 12// CHECK: define internal i32 @.omp_task_entry.13 14// CHECK: #dbg_declare(ptr %.priv.ptr.addr.i, [[PRIV1:![0-9]+]], !DIExpression(DW_OP_deref),15// CHECK: #dbg_declare(ptr %.priv.ptr.addr1.i, [[PRIV2:![0-9]+]], !DIExpression(DW_OP_deref),16// CHECK: #dbg_declare(ptr %.firstpriv.ptr.addr.i, [[FPRIV:![0-9]+]], !DIExpression(DW_OP_deref),17// NEG-NOT: #dbg_declare18 19// CHECK: [[PRIV1]] = !DILocalVariable(name: "priv1"20// CHECK: [[PRIV2]] = !DILocalVariable(name: "priv2"21// CHECK: [[FPRIV]] = !DILocalVariable(name: "fpriv"22 23extern int printf(const char *, ...);24 25int foo(int n) {26 int res, priv1, priv2, fpriv;27 fpriv = n + 4;28 29 if (n < 2)30 return n;31 else {32#pragma omp task shared(res) private(priv1, priv2) firstprivate(fpriv)33 {34 priv1 = n;35 priv2 = n + 2;36 printf("Task n=%d,priv1=%d,priv2=%d,fpriv=%d\n", n, priv1, priv2, fpriv);37 38 res = priv1 + priv2 + fpriv + foo(n - 1);39 }40#pragma omp taskwait41 return res;42 }43}44 45int main() {46 int n = 10;47 printf("foo(%d) = %d\n", n, foo(n));48 return 0;49}50