1 //===-- flang/unittests/Runtime/Pointer.cpp--------- -------------*- C++-*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "flang/Runtime/pointer.h"
10 #include "gtest/gtest.h"
11 #include "tools.h"
12 #include "flang/Runtime/descriptor.h"
13 
14 using namespace Fortran::runtime;
15 
16 TEST(Pointer, BasicAllocateDeallocate) {
17   // REAL(4), POINTER :: p(:)
18   auto p{Descriptor::Create(TypeCode{Fortran::common::TypeCategory::Real, 4}, 4,
19       nullptr, 1, nullptr, CFI_attribute_pointer)};
20   // ALLOCATE(p(2:11))
21   RTNAME(PointerSetBounds)(*p, 0, 2, 11);
22   RTNAME(PointerAllocate)
23   (*p, /*hasStat=*/false, /*errMsg=*/nullptr, __FILE__, __LINE__);
24   EXPECT_TRUE(RTNAME(PointerIsAssociated)(*p));
25   EXPECT_EQ(p->Elements(), 10u);
26   EXPECT_EQ(p->GetDimension(0).LowerBound(), 2);
27   EXPECT_EQ(p->GetDimension(0).UpperBound(), 11);
28   // DEALLOCATE(p)
29   RTNAME(PointerDeallocate)
30   (*p, /*hasStat=*/false, /*errMsg=*/nullptr, __FILE__, __LINE__);
31   EXPECT_FALSE(RTNAME(PointerIsAssociated)(*p));
32 }
33