clang/test/OpenMP/depend_iterator_bug.c

   1 // RUN: %clang_cc1 -verify -fopenmp -triple x86_64-unknown-linux-gnu \
   2 // RUN:   -disable-llvm-passes -emit-llvm %s -o - | FileCheck %s
   3
   4 // expected-no-diagnostics
   5
   6 int x[100];
   7 int y[100];
   8 int z[100][100];
   9
  10 // CHECK-LABEL: @many_iterators_single_clause(
  11 // CHECK:    [[VLA:%.*]] = alloca [[STRUCT_KMP_DEPEND_INFO:%.*]], i64 10, align 16
  12 // CHECK:    = call i32 @__kmpc_omp_task_with_deps(ptr {{.*}}, i32 {{.*}}, ptr {{.*}}, i32 10, ptr {{.*}}, i32 0, ptr null)
  13 void many_iterators_single_clause(void) {
  14     #pragma omp task depend(iterator(j=0:5), in: x[j], y[j])
  15     {
  16     }
  17 }
  18
  19 // CHECK-LABEL: @many_iterators_many_clauses(
  20 // CHECK:    [[VLA:%.*]] = alloca [[STRUCT_KMP_DEPEND_INFO:%.*]], i64 10, align 16
  21 // CHECK:    = call i32 @__kmpc_omp_task_with_deps(ptr {{.*}}, i32 {{.*}}, ptr {{.*}}, i32 10, ptr {{.*}}, i32 0, ptr null)
  22 void many_iterators_many_clauses(void) {
  23     #pragma omp task depend(iterator(j=0:5), in: x[j]) \
  24                      depend(iterator(j=0:5), in: y[j])
  25     {
  26     }
  27 }
  28
  29 // CHECK-LABEL: @multidim_iterators_clause1(
  30 // CHECK:    [[VLA:%.*]] = alloca [[STRUCT_KMP_DEPEND_INFO:%.*]], i64 1, align 16
  31 // CHECK:    = call i32 @__kmpc_omp_task_with_deps(ptr {{.*}}, i32 {{.*}}, ptr {{.*}}, i32 1, ptr {{.*}}, i32 0, ptr null)
  32 void multidim_iterators_clause1(void) {
  33     #pragma omp task depend(iterator(i=0:1, j=0:1), in: z[i][j])
  34     {
  35     }
  36 }
  37
  38 // CHECK-LABEL: @multidim_iterators_offset_clause(
  39 // CHECK:    [[VLA:%.*]] = alloca [[STRUCT_KMP_DEPEND_INFO:%.*]], i64 1, align 16
  40 // CHECK:    = call i32 @__kmpc_omp_task_with_deps(ptr {{.*}}, i32 {{.*}}, ptr {{.*}}, i32 1, ptr {{.*}}, i32 0, ptr null)
  41 void multidim_iterators_offset_clause(void) {
  42     #pragma omp task depend(iterator(i=5:6, j=10:11), in: z[i][j])
  43     {
  44     }
  45 }
  46
  47 // CHECK-LABEL: @multidim_iterators_clause25(
  48 // CHECK:    [[VLA:%.*]] = alloca [[STRUCT_KMP_DEPEND_INFO:%.*]], i64 25, align 16
  49 // CHECK:    = call i32 @__kmpc_omp_task_with_deps(ptr {{.*}}, i32 {{.*}}, ptr {{.*}}, i32 25, ptr {{.*}}, i32 0, ptr null)
  50 void multidim_iterators_clause25(void) {
  51     #pragma omp task depend(iterator(i=0:5, j=0:5), in: z[i][j])
  52     {
  53     }
  54 }
  55