53 lines · c
1// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify=C -ast-dump %s | FileCheck %s --check-prefixes=CHECK,C2// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify=CXX -ast-dump %s -x c++| FileCheck %s --check-prefixes=CHECK,CXX3 4 5int OK_1(void);6 7#pragma omp begin declare variant match(implementation={vendor(intel)})8int OK_1(void) {9 return 1;10}11int OK_2(void) {12 return 1;13}14int not_OK(void) {15 return 1;16}17int OK_3(void) {18 return 1;19}20#pragma omp end declare variant21 22int OK_3(void);23 24int test(void) {25 // Should cause an error due to not_OK()26 return OK_1() + not_OK() + OK_3(); // CXX-error {{use of undeclared identifier 'not_OK'}} C-error {{call to undeclared function 'not_OK'; ISO C99 and later do not support implicit function declarations}}27}28 29// Make sure:30// - we see a single error for `not_OK`31// - we do not see errors for OK_{1,2,3}32 33// CHECK: |-FunctionDecl [[ADDR_0:0x[a-z0-9]*]] <{{.*}}, col:14> col:5 used OK_1 'int ({{.*}})'34// CHECK-NEXT: |-FunctionDecl [[ADDR_28:0x[a-z0-9]*]] <line:22:1, col:14> col:5 used OK_3 'int ({{.*}})'35// CHECK-NEXT: `-FunctionDecl [[ADDR_30:0x[a-z0-9]*]] <line:24:1, line:27:1> line:24:5 test 'int ({{.*}})'36// CHECK-NEXT: `-CompoundStmt [[ADDR_31:0x[a-z0-9]*]] <col:16, line:27:1>37// CHECK-NEXT: `-ReturnStmt [[ADDR_32:0x[a-z0-9]*]] <line:26:3, col:35>38// C: `-BinaryOperator [[ADDR_33:0x[a-z0-9]*]] <col:10, col:35> 'int' '+'39// C-NEXT: |-BinaryOperator [[ADDR_34:0x[a-z0-9]*]] <col:10, col:26> 'int' '+'40// CXX: `-BinaryOperator [[ADDR_33:0x[a-z0-9]*]] <col:10, col:35> '<dependent type>' contains-errors '+'41// CXX-NEXT: |-BinaryOperator [[ADDR_34:0x[a-z0-9]*]] <col:10, col:26> '<dependent type>' contains-errors '+'42// CHECK-NEXT: | |-CallExpr [[ADDR_35:0x[a-z0-9]*]] <col:10, col:15> 'int'43// CHECK-NEXT: | | `-ImplicitCastExpr [[ADDR_36:0x[a-z0-9]*]] <col:10> 'int (*)({{.*}})' <FunctionToPointerDecay>44// CHECK-NEXT: | | `-DeclRefExpr [[ADDR_37:0x[a-z0-9]*]] <col:10> 'int ({{.*}})' {{.*}}Function [[ADDR_0]] 'OK_1' 'int ({{.*}})'45// C: | `-CallExpr [[ADDR_38:0x[a-z0-9]*]] <col:19, col:26> 'int'46// C-NEXT: | `-ImplicitCastExpr [[ADDR_39:0x[a-z0-9]*]] <col:19> 'int (*)({{.*}})' <FunctionToPointerDecay>47// C-NEXT: | `-DeclRefExpr [[ADDR_40:0x[a-z0-9]*]] <col:19> 'int ({{.*}})' {{.*}}Function {{.*}} 'not_OK' 'int ({{.*}})'48// CXX: | `-RecoveryExpr {{.*}} <col:19, col:26> '<dependent type>' contains-errors lvalue49// CXX-NEXT: | `-UnresolvedLookupExpr {{.*}} <col:19> '<overloaded function type>' lvalue (ADL) = 'not_OK' empty50// CHECK-NEXT: `-CallExpr [[ADDR_41:0x[a-z0-9]*]] <col:30, col:35> 'int'51// CHECK-NEXT: `-ImplicitCastExpr [[ADDR_42:0x[a-z0-9]*]] <col:30> 'int (*)({{.*}})' <FunctionToPointerDecay>52// CHECK-NEXT: `-DeclRefExpr [[ADDR_43:0x[a-z0-9]*]] <col:30> 'int ({{.*}})' {{.*}}Function [[ADDR_28]] 'OK_3' 'int ({{.*}})'53