1 // RUN: %clang_cc1 -emit-pch -o %t.a %s 2 // RUN: %clang_cc1 -include-pch %t.a %s -ast-print -o - | FileCheck %s 3 4 // FIXME: A bug in ParsedAttributes causes the order of the attributes to be 5 // reversed. The checks are consequently in the reverse order below. 6 7 // CHECK: #pragma clang loop unroll_count(16) 8 // CHECK: #pragma clang loop interleave_count(8) 9 // CHECK: #pragma clang loop vectorize_width(4) 10 // CHECK: #pragma clang loop unroll(disable) 11 // CHECK: #pragma clang loop interleave(disable) 12 // CHECK: #pragma clang loop vectorize(enable) 13 // CHECK: #pragma clang loop unroll(enable) 14 // CHECK: #pragma clang loop interleave(enable) 15 // CHECK: #pragma clang loop vectorize(disable) 16 17 #ifndef HEADER 18 #define HEADER 19 20 class pragma_test { 21 public: 22 inline void run1(int *List, int Length) { 23 int i = 0; 24 #pragma clang loop vectorize_width(4) 25 #pragma clang loop interleave_count(8) 26 #pragma clang loop unroll_count(16) 27 while (i < Length) { 28 List[i] = i; 29 i++; 30 } 31 } 32 33 inline void run2(int *List, int Length) { 34 int i = 0; 35 #pragma clang loop vectorize(enable) 36 #pragma clang loop interleave(disable) 37 #pragma clang loop unroll(disable) 38 while (i - 1 < Length) { 39 List[i] = i; 40 i++; 41 } 42 } 43 44 inline void run3(int *List, int Length) { 45 int i = 0; 46 #pragma clang loop vectorize(disable) 47 #pragma clang loop interleave(enable) 48 #pragma clang loop unroll(enable) 49 while (i - 3 < Length) { 50 List[i] = i; 51 i++; 52 } 53 } 54 }; 55 56 #else 57 58 void test() { 59 int List[100]; 60 61 pragma_test pt; 62 63 pt.run1(List, 100); 64 pt.run2(List, 100); 65 pt.run3(List, 100); 66 } 67 68 #endif 69
