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b44fdfc7b2
If the variable is marked as private in OpenMP construct, the reference to this variable should not keep type qualifiers for the original variable. Private copy is not volatile or constant, so we can use unqualified type for private copy. llvm-svn: 242133
171 lines
7.2 KiB
C++
171 lines
7.2 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -DLAMBDA -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=LAMBDA %s
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -fblocks -DBLOCKS -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s
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// expected-no-diagnostics
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// REQUIRES: x86-registered-target
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#ifndef HEADER
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#define HEADER
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template <class T>
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struct S {
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T f;
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S(T a) : f(a) {}
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S() : f() {}
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operator T() { return T(); }
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~S() {}
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};
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volatile int g = 1212;
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// CHECK: [[S_FLOAT_TY:%.+]] = type { float }
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// CHECK: [[CAP_MAIN_TY:%.+]] = type { i8 }
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// CHECK: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
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// CHECK: [[CAP_TMAIN_TY:%.+]] = type { i8 }
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template <typename T>
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T tmain() {
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S<T> test;
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T t_var = T();
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T vec[] = {1, 2};
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S<T> s_arr[] = {1, 2};
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S<T> var(3);
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#pragma omp parallel private(t_var, vec, s_arr, var)
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{
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vec[0] = t_var;
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s_arr[0] = var;
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}
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return T();
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}
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int main() {
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#ifdef LAMBDA
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// LAMBDA: [[G:@.+]] = global i{{[0-9]+}} 1212,
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// LAMBDA-LABEL: @main
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// LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@.+]](
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[&]() {
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// LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
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// LAMBDA-NOT: = getelementptr inbounds %{{.+}},
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// LAMBDA: [[ARG:%.+]] = bitcast %{{.+}}* %{{.+}} to i8*
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// LAMBDA: call{{.*}} void {{.+}} @__kmpc_fork_call({{.+}}, i32 1, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i8* [[ARG]])
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#pragma omp parallel private(g)
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{
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// LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* %{{.+}}, i32* %{{.+}}, %{{.+}}* [[ARG:%.+]])
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// LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
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// LAMBDA: store %{{.+}}* [[ARG]], %{{.+}}** [[ARG_REF:%.+]],
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g = 1;
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// LAMBDA: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
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// LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// LAMBDA: store i{{[0-9]+}}* [[G_PRIVATE_ADDR]], i{{[0-9]+}}** [[G_PRIVATE_ADDR_REF]]
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// LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
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[&]() {
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// LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
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// LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
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g = 2;
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// LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
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// LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// LAMBDA: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_PTR_REF]]
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// LAMBDA: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[G_REF]]
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}();
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}
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}();
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return 0;
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#elif defined(BLOCKS)
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// BLOCKS: [[G:@.+]] = global i{{[0-9]+}} 1212,
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// BLOCKS-LABEL: @main
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// BLOCKS: call{{.*}} void {{%.+}}(i8
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^{
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// BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
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// BLOCKS-NOT: = getelementptr inbounds %{{.+}},
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// BLOCKS: [[ARG:%.+]] = bitcast %{{.+}}* %{{.+}} to i8*
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// BLOCKS: call{{.*}} void {{.+}} @__kmpc_fork_call({{.+}}, i32 1, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i8* [[ARG]])
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#pragma omp parallel private(g)
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{
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// BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* %{{.+}}, i32* %{{.+}}, %{{.+}}* [[ARG:%.+]])
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// BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
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// BLOCKS: store %{{.+}}* [[ARG]], %{{.+}}** [[ARG_REF:%.+]],
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g = 1;
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// BLOCKS: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: call{{.*}} void {{%.+}}(i8
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^{
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// BLOCKS: define {{.+}} void {{@.+}}(i8*
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g = 2;
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: store i{{[0-9]+}} 2, i{{[0-9]+}}*
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: ret
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}();
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}
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}();
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return 0;
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#else
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S<float> test;
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int t_var = 0;
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int vec[] = {1, 2};
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S<float> s_arr[] = {1, 2};
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S<float> var(3);
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#pragma omp parallel private(t_var, vec, s_arr, var)
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{
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vec[0] = t_var;
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s_arr[0] = var;
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}
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return tmain<int>();
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#endif
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}
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// CHECK: define i{{[0-9]+}} @main()
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// CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
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// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
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// CHECK: %{{.+}} = bitcast [[CAP_MAIN_TY]]*
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// CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 1, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[CAP_MAIN_TY]]*)* [[MAIN_MICROTASK:@.+]] to void
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// CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
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// CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
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// CHECK: ret
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//
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// CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* [[GTID_ADDR:%.+]], i{{[0-9]+}}* %{{.+}}, [[CAP_MAIN_TY]]* %{{.+}})
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// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
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// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
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// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
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// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
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// CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
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// CHECK-NOT: [[T_VAR_PRIV]]
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// CHECK-NOT: [[VEC_PRIV]]
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// CHECK: {{.+}}:
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// CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]*
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// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]])
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// CHECK-NOT: [[T_VAR_PRIV]]
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// CHECK-NOT: [[VEC_PRIV]]
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// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
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// CHECK: ret void
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// CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
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// CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
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// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
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// CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 1, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[CAP_TMAIN_TY]]*)* [[TMAIN_MICROTASK:@.+]] to void
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// CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
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// CHECK: ret
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//
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// CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* [[GTID_ADDR:%.+]], i{{[0-9]+}}* %{{.+}}, [[CAP_TMAIN_TY]]* %{{.+}})
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// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
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// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
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// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
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// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
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// CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
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// CHECK-NOT: [[T_VAR_PRIV]]
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// CHECK-NOT: [[VEC_PRIV]]
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// CHECK: {{.+}}:
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// CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]*
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// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]])
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// CHECK-NOT: [[T_VAR_PRIV]]
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// CHECK-NOT: [[VEC_PRIV]]
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// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]*
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// CHECK: ret void
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#endif
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