clang/test/AST/ast-dump-openmp-begin-declare-variant_decl_1.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify -ast-dump %s       | FileCheck %s
   2 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify -ast-dump %s -x c++| FileCheck %s
   3 // expected-no-diagnostics
   4 // FIXME: We have to improve the warnings here as nothing is impacted by the declare variant.
   5 int also_before(void) {
   6   return 0;
   7 }
   8
   9 #pragma omp begin declare variant match(device={kind(cpu)})
  10 int also_before(void);
  11 #pragma omp end declare variant
  12 #pragma omp begin declare variant match(implementation={vendor(score(100):llvm)})
  13 int also_after(void);
  14 #pragma omp end declare variant
  15 #pragma omp begin declare variant match(implementation={vendor(score(0):llvm)})
  16 int also_before(void);
  17 #pragma omp end declare variant
  18
  19 int also_after(void) {
  20   return 0;
  21 }
  22
  23 int test(void) {
  24   // Should return 0.
  25   return also_after() + also_before();
  26 }
  27
  28 // Make sure:
  29 //  - we do see the ast nodes for the cpu kind
  30 //  - we do see the ast nodes for the llvm vendor
  31 //  - we pick the right callees
  32
  33 // CHECK:      |-FunctionDecl [[ADDR_0:0x[a-z0-9]*]] <{{.*}}, line:7:1> line:5:5 used also_before 'int ({{.*}})'
  34 // CHECK-NEXT: | `-CompoundStmt [[ADDR_1:0x[a-z0-9]*]] <col:23, line:7:1>
  35 // CHECK-NEXT: |   `-ReturnStmt [[ADDR_2:0x[a-z0-9]*]] <line:6:3, col:10>
  36 // CHECK-NEXT: |     `-IntegerLiteral [[ADDR_3:0x[a-z0-9]*]] <col:10> 'int' 0
  37 // CHECK-NEXT: |-FunctionDecl [[ADDR_4:0x[a-z0-9]*]] prev [[ADDR_0]] <line:10:1, col:21> col:5 used also_before 'int ({{.*}})'
  38 // CHECK-NEXT: |-FunctionDecl [[ADDR_5:0x[a-z0-9]*]] <line:13:1, col:20> col:5 used also_after 'int ({{.*}})'
  39 // CHECK-NEXT: |-FunctionDecl [[ADDR_6:0x[a-z0-9]*]] prev [[ADDR_4]] <line:16:1, col:21> col:5 used also_before 'int ({{.*}})'
  40 // CHECK-NEXT: |-FunctionDecl [[ADDR_7:0x[a-z0-9]*]] prev [[ADDR_5]] <line:19:1, line:21:1> line:19:5 used also_after 'int ({{.*}})'
  41 // CHECK-NEXT: | `-CompoundStmt [[ADDR_8:0x[a-z0-9]*]] <col:22, line:21:1>
  42 // CHECK-NEXT: |   `-ReturnStmt [[ADDR_9:0x[a-z0-9]*]] <line:20:3, col:10>
  43 // CHECK-NEXT: |     `-IntegerLiteral [[ADDR_10:0x[a-z0-9]*]] <col:10> 'int' 0
  44 // CHECK-NEXT: `-FunctionDecl [[ADDR_11:0x[a-z0-9]*]] <line:23:1, line:26:1> line:23:5 test 'int ({{.*}})'
  45 // CHECK-NEXT:   `-CompoundStmt [[ADDR_12:0x[a-z0-9]*]] <col:16, line:26:1>
  46 // CHECK-NEXT:     `-ReturnStmt [[ADDR_13:0x[a-z0-9]*]] <line:25:3, col:37>
  47 // CHECK-NEXT:       `-BinaryOperator [[ADDR_14:0x[a-z0-9]*]] <col:10, col:37> 'int' '+'
  48 // CHECK-NEXT:         |-CallExpr [[ADDR_15:0x[a-z0-9]*]] <col:10, col:21> 'int'
  49 // CHECK-NEXT:         | `-ImplicitCastExpr [[ADDR_16:0x[a-z0-9]*]] <col:10> 'int (*)({{.*}})' <FunctionToPointerDecay>
  50 // CHECK-NEXT:         |   `-DeclRefExpr [[ADDR_17:0x[a-z0-9]*]] <col:10> 'int ({{.*}})' {{.*}}Function [[ADDR_7]] 'also_after' 'int ({{.*}})'
  51 // CHECK-NEXT:         `-CallExpr [[ADDR_18:0x[a-z0-9]*]] <col:25, col:37> 'int'
  52 // CHECK-NEXT:           `-ImplicitCastExpr [[ADDR_19:0x[a-z0-9]*]] <col:25> 'int (*)({{.*}})' <FunctionToPointerDecay>
  53 // CHECK-NEXT:             `-DeclRefExpr [[ADDR_20:0x[a-z0-9]*]] <col:25> 'int ({{.*}})' {{.*}}Function [[ADDR_6]] 'also_before' 'int ({{.*}})'