forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			203 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			203 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
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| // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
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| // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
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| // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=50 -ast-print %s -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
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| // RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -x c++ -std=c++11 -emit-pch -o %t %s -DOMP5
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| // RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
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| 
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| // RUN: %clang_cc1 -verify -fopenmp-simd -ast-print %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
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| // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -emit-pch -o %t %s
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| // RUN: %clang_cc1 -fopenmp-simd -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
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| // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=50 -ast-print %s -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
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| // RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -x c++ -std=c++11 -emit-pch -o %t %s -DOMP5
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| // RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
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| // expected-no-diagnostics
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| 
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| #ifndef HEADER
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| #define HEADER
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| 
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| struct SS {
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|   SS(): a(0) {}
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|   SS(int v) : a(v) {}
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|   int a;
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|   typedef int type;
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| };
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| 
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| template <typename T>
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| class S7 : public T {
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| protected:
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|   T *a;
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|   T b[2];
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|   S7() : a(0) {}
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| 
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| public:
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|   S7(typename T::type &v) : a((T*)&v) {
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| #pragma omp simd aligned(a)
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|     for (int k = 0; k < a->a; ++k)
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|       ++this->a->a;
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|   }
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|   S7 &operator=(S7 &s) {
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| #pragma omp simd aligned(this->b : 8)
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|     for (int k = 0; k < s.a->a; ++k)
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|       ++s.a->a;
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|     return *this;
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|   }
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| };
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| 
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| // CHECK: #pragma omp simd aligned(this->a){{$}}
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| // CHECK: #pragma omp simd aligned(this->b: 8)
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| // CHECK: #pragma omp simd aligned(this->a)
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| 
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| class S8 : public S7<SS> {
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|   S8() {}
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| 
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| public:
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|   S8(int v) : S7<SS>(v){
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| #pragma omp simd aligned(S7<SS>::a)
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|     for (int k = 0; k < a->a; ++k)
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|       ++this->a->a;
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|   }
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|   S8 &operator=(S8 &s) {
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| #pragma omp simd aligned(this->b: 4)
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|     for (int k = 0; k < s.a->a; ++k)
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|       ++s.a->a;
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|     return *this;
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|   }
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| };
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| 
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| // CHECK: #pragma omp simd aligned(this->S7<SS>::a)
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| // CHECK: #pragma omp simd aligned(this->b: 4)
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| 
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| void foo() {}
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| int g_ind = 1;
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| template<class T, class N> T reduct(T* arr, N num) {
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|   N i;
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|   N ind;
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|   N myind;
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|   N &ref = i;
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|   T sum = (T)0;
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| // CHECK: T sum = (T)0;
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| #pragma omp simd private(myind, g_ind), linear(ind), aligned(arr), linear(uval(ref))
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| // CHECK-NEXT: #pragma omp simd private(myind,g_ind) linear(ind) aligned(arr) linear(uval(ref))
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|   for (i = 0; i < num; ++i) {
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|     myind = ind;
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|     T cur = arr[myind];
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|     ind += g_ind;
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|     sum += cur;
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|   }
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| }
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| 
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| template<class T> struct S {
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|   S(const T &a)
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|     :m_a(a)
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|   {}
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|   T result(T *v) const {
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|     T res;
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|     T val;
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|     T lin = 0;
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|     T &ref = res;
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| // CHECK: T res;
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| // CHECK: T val;
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| // CHECK: T lin = 0;
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| // CHECK: T &ref = res;
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|     #pragma omp simd allocate(res) private(val)  safelen(7) linear(lin : -5) lastprivate(res) simdlen(5) linear(ref(ref))
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| // CHECK-NEXT: #pragma omp simd allocate(res) private(val) safelen(7) linear(lin: -5) lastprivate(res) simdlen(5) linear(ref(ref))
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|     for (T i = 7; i < m_a; ++i) {
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|       val = v[i-7] + m_a;
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|       res = val;
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|       lin -= 5;
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|     }
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|     const T clen = 3;
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| // CHECK: T clen = 3;
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|     #pragma omp simd safelen(clen-1) simdlen(clen-1)
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| // CHECK-NEXT: #pragma omp simd safelen(clen - 1) simdlen(clen - 1)
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|     for(T i = clen+2; i < 20; ++i) {
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| // CHECK-NEXT: for (T i = clen + 2; i < 20; ++i) {
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|       v[i] = v[v-clen] + 1;
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| // CHECK-NEXT: v[i] = v[v - clen] + 1;
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|     }
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| // CHECK-NEXT: }
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|     return res;
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|   }
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|   ~S()
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|   {}
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|   T m_a;
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| };
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| 
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| template<int LEN> struct S2 {
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|   static void func(int n, float *a, float *b, float *c) {
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|     int k1 = 0, k2 = 0;
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| #pragma omp simd safelen(LEN) linear(k1,k2:LEN) aligned(a:LEN) simdlen(LEN) allocate(k1)
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|     for(int i = 0; i < n; i++) {
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|       c[i] = a[i] + b[i];
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|       c[k1] = a[k1] + b[k1];
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|       c[k2] = a[k2] + b[k2];
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|       k1 = k1 + LEN;
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|       k2 = k2 + LEN;
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|     }
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|   }
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| };
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| 
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| // S2<4>::func is called below in main.
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| // CHECK: template<> struct S2<4> {
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| // CHECK-NEXT: static void func(int n, float *a, float *b, float *c)     {
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| // CHECK-NEXT:   int k1 = 0, k2 = 0;
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| // CHECK-NEXT: #pragma omp simd safelen(4) linear(k1,k2: 4) aligned(a: 4) simdlen(4) allocate(k1)
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| // CHECK-NEXT:   for (int i = 0; i < n; i++) {
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| // CHECK-NEXT:     c[i] = a[i] + b[i];
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| // CHECK-NEXT:     c[k1] = a[k1] + b[k1];
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| // CHECK-NEXT:     c[k2] = a[k2] + b[k2];
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| // CHECK-NEXT:     k1 = k1 + 4;
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| // CHECK-NEXT:     k2 = k2 + 4;
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| // CHECK-NEXT:   }
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| // CHECK-NEXT: }
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| 
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| int main (int argc, char **argv) {
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|   int b = argc, c, d, e, f, g;
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|   int k1=0,k2=0;
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|   int &ref = b;
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|   static int *a;
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| // CHECK: static int *a;
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| #pragma omp simd
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| // CHECK-NEXT: #pragma omp simd{{$}}
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|   for (int i=0; i < 2; ++i)*a=2;
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| // CHECK-NEXT: for (int i = 0; i < 2; ++i)
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| // CHECK-NEXT: *a = 2;
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| #ifdef OMP5
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| #pragma omp simd private(argc, b),lastprivate(d,f) collapse(2) aligned(a : 4) if(simd:a) nontemporal(argc, c, d) lastprivate(conditional: e, f) order(concurrent)
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| // OMP50-NEXT: #pragma omp simd private(argc,b) lastprivate(d,f) collapse(2) aligned(a: 4) if(simd: a) nontemporal(argc,c,d) lastprivate(conditional: e,f) order(concurrent)
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| #else
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| #pragma omp simd private(argc, b),lastprivate(d,f) collapse(2) aligned(a : 4)
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| // OMP45-NEXT: #pragma omp simd private(argc,b) lastprivate(d,f) collapse(2) aligned(a: 4)
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| #endif // OMP5
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|   for (int i = 0; i < 10; ++i)
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|   for (int j = 0; j < 10; ++j) {foo(); k1 += 8; k2 += 8;}
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| // CHECK-NEXT: for (int i = 0; i < 10; ++i)
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| // CHECK-NEXT: for (int j = 0; j < 10; ++j) {
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| // CHECK-NEXT: foo();
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| // CHECK-NEXT: k1 += 8;
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| // CHECK-NEXT: k2 += 8;
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| // CHECK-NEXT: }
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|   for (int i = 0; i < 10; ++i)foo();
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| // CHECK-NEXT: for (int i = 0; i < 10; ++i)
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| // CHECK-NEXT: foo();
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|   const int CLEN = 4;
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| // CHECK-NEXT: const int CLEN = 4;
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| #ifdef OMP5
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|   #pragma omp simd aligned(a:CLEN) linear(a:CLEN) safelen(CLEN) collapse( 1 ) simdlen(CLEN) linear(val(ref): CLEN) if(a)
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| // OMP50-NEXT: #pragma omp simd aligned(a: CLEN) linear(a: CLEN) safelen(CLEN) collapse(1) simdlen(CLEN) linear(val(ref): CLEN) if(a)
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| #else
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|   #pragma omp simd aligned(a:CLEN) linear(a:CLEN) safelen(CLEN) collapse( 1 ) simdlen(CLEN) linear(val(ref): CLEN)
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| // OMP45-NEXT: #pragma omp simd aligned(a: CLEN) linear(a: CLEN) safelen(CLEN) collapse(1) simdlen(CLEN) linear(val(ref): CLEN)
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| #endif // OMP5
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|   for (int i = 0; i < 10; ++i)foo();
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| // CHECK-NEXT: for (int i = 0; i < 10; ++i)
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| // CHECK-NEXT: foo();
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| 
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|   float arr[16];
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|   S2<4>::func(0,arr,arr,arr);
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|   return (0);
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| }
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| 
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| #endif
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