llvm-project/clang/test/AST/nrvo.c

30 lines
1.4 KiB
C

// RUN: %clang_cc1 -ast-dump -fblocks %s | FileCheck -strict-whitespace %s
struct A {};
struct A f1(void) {
// CHECK: FunctionDecl 0x{{[^ ]*}} <line:[[@LINE-1]]:1, line:{{[^:]*}}:1> line:[[@LINE-1]]:10 f1 'struct A (void)'
// CHECK-NEXT: CompoundStmt 0x{{[^ ]*}} <col:19, line:{{[^:]*}}:1>
struct A a;
// CHECK-NEXT: DeclStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:13>
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:3, col:12> col:12 used a 'struct A':'struct A' nrvo
return a;
// CHECK-NEXT: ReturnStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:3, col:10>
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}} <col:10> 'struct A':'struct A' <LValueToRValue>
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:10> 'struct A':'struct A' lvalue Var 0x{{[^ ]*}} 'a' 'struct A':'struct A'
}
void f2(void) {
(void)^{
// CHECK: BlockDecl 0x{{[^ ]*}} <line:[[@LINE-1]]:9, line:{{[^:]*}}:3> line:[[@LINE-1]]:9
// CHECK-NEXT: CompoundStmt 0x{{[^ ]*}} <col:10, line:{{[^:]*}}:3>
struct A a;
// CHECK-NEXT: DeclStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:5, col:15>
// CHECK-NEXT: VarDecl 0x{{[^ ]*}} <col:5, col:14> col:14 used a 'struct A':'struct A' nrvo
return a;
// CHECK-NEXT: ReturnStmt 0x{{[^ ]*}} <line:[[@LINE-1]]:5, col:12>
// CHECK-NEXT: ImplicitCastExpr 0x{{[^ ]*}} <col:12> 'struct A':'struct A' <LValueToRValue>
// CHECK-NEXT: DeclRefExpr 0x{{[^ ]*}} <col:12> 'struct A':'struct A' lvalue Var 0x{{[^ ]*}} 'a' 'struct A':'struct A'
}();
}