forked from OSchip/llvm-project
50 lines
2.0 KiB
C
50 lines
2.0 KiB
C
// This testcase checks emission of debug info for variables inside
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// private/firstprivate/lastprivate.
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// REQUIRES: x86_64-linux
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// RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=constructor -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=line-directives-only -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG
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// RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=line-tables-only -x c -verify -triple x86_64-pc-linux-gnu -fopenmp -emit-llvm %s -o - | FileCheck %s --check-prefix=NEG
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// 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
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// expected-no-diagnostics
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// CHECK: define internal i32 @.omp_task_entry.
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// CHECK: call void @llvm.dbg.declare(metadata i32** %.priv.ptr.addr.i, metadata [[PRIV1:![0-9]+]], metadata !DIExpression(DW_OP_deref))
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// CHECK: call void @llvm.dbg.declare(metadata i32** %.priv.ptr.addr1.i, metadata [[PRIV2:![0-9]+]], metadata !DIExpression(DW_OP_deref))
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// CHECK: call void @llvm.dbg.declare(metadata i32** %.firstpriv.ptr.addr.i, metadata [[FPRIV:![0-9]+]], metadata !DIExpression(DW_OP_deref))
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// NEG-NOT: call void @llvm.dbg.declare
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// CHECK: [[PRIV1]] = !DILocalVariable(name: "priv1"
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// CHECK: [[PRIV2]] = !DILocalVariable(name: "priv2"
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// CHECK: [[FPRIV]] = !DILocalVariable(name: "fpriv"
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extern int printf(const char *, ...);
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int foo(int n) {
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int res, priv1, priv2, fpriv;
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fpriv = n + 4;
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if (n < 2)
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return n;
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else {
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#pragma omp task shared(res) private(priv1, priv2) firstprivate(fpriv)
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{
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priv1 = n;
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priv2 = n + 2;
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printf("Task n=%d,priv1=%d,priv2=%d,fpriv=%d\n", n, priv1, priv2, fpriv);
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res = priv1 + priv2 + fpriv + foo(n - 1);
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}
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#pragma omp taskwait
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return res;
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}
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}
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int main() {
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int n = 10;
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printf("foo(%d) = %d\n", n, foo(n));
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return 0;
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}
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