diff options
Diffstat (limited to 'clang-tools-extra/test/cpp11-migrate/UseNullptr/basic.cpp')
| -rw-r--r-- | clang-tools-extra/test/cpp11-migrate/UseNullptr/basic.cpp | 295 |
1 files changed, 0 insertions, 295 deletions
diff --git a/clang-tools-extra/test/cpp11-migrate/UseNullptr/basic.cpp b/clang-tools-extra/test/cpp11-migrate/UseNullptr/basic.cpp deleted file mode 100644 index 9057c1a17d7..00000000000 --- a/clang-tools-extra/test/cpp11-migrate/UseNullptr/basic.cpp +++ /dev/null @@ -1,295 +0,0 @@ -// RUN: mkdir -p %T/Inputs -// RUN: grep -Ev "// *[A-Z-]+:" %s > %t.cpp -// RUN: grep -Ev "// *[A-Z-]+:" %S/Inputs/basic.h > %T/Inputs/basic.h -// RUN: cpp11-migrate -use-nullptr %t.cpp -- -std=c++98 -I %T -Wno-non-literal-null-conversion -// RUN: FileCheck -input-file=%t.cpp %s -// RUN: FileCheck -input-file=%T/Inputs/basic.h %S/Inputs/basic.h -// RUN: grep -Ev "// *[A-Z-]+:" %s > %t.cpp -// RUN: grep -Ev "// *[A-Z-]+:" %S/Inputs/basic.h > %T/Inputs/basic.h -// RUN: cpp11-migrate -headers -include=%T -use-nullptr %t.cpp -- -std=c++98 -I %T -Wno-non-literal-null-conversion -// RUN: FileCheck -check-prefix=HEADERS -input-file=%T/Inputs/basic.h %S/Inputs/basic.h - -#include "Inputs/basic.h" - -const unsigned int g_null = 0; -#define NULL 0 -// CHECK: #define NULL 0 - -void test_assignment() { - int *p1 = 0; - // CHECK: int *p1 = nullptr; - p1 = 0; - // CHECK: p1 = nullptr; - - int *p2 = NULL; - // CHECK: int *p2 = nullptr; - - p2 = p1; - // CHECK: p2 = p1; - - const int null = 0; - int *p3 = null; - // CHECK: int *p3 = nullptr; - - p3 = NULL; - // CHECK: p3 = nullptr; - - int *p4 = p3; - // CHECK: int *p4 = p3; - - p4 = null; - // CHECK: p4 = nullptr; - - int i1 = 0; - // CHECK: int i1 = 0; - - int i2 = NULL; - // CHECK: int i2 = NULL; - - int i3 = null; - // CHECK: int i3 = null; - - int *p5, *p6, *p7; - p5 = p6 = p7 = NULL; - // CHECK: p5 = p6 = p7 = nullptr; -} - -struct Foo { - Foo(int *p = NULL) : m_p1(p) {} - // CHECK: Foo(int *p = nullptr) : m_p1(p) {} - - void bar(int *p = 0) {} - // CHECK: void bar(int *p = nullptr) {} - - void baz(int i = 0) {} - // CHECK: void baz(int i = 0) {} - - int *m_p1; - static int *m_p2; -}; - -int *Foo::m_p2 = NULL; -// CHECK: int *Foo::m_p2 = nullptr; - -template <typename T> -struct Bar { - Bar(T *p) : m_p(p) { - m_p = static_cast<T*>(NULL); - // CHECK: m_p = static_cast<T*>(nullptr); - - m_p = static_cast<T*>(reinterpret_cast<int*>((void*)NULL)); - // CHECK: m_p = static_cast<T*>(nullptr); - - m_p = static_cast<T*>(p ? p : static_cast<void*>(g_null)); - // CHECK: m_p = static_cast<T*>(p ? p : static_cast<void*>(nullptr)); - - T *p2 = static_cast<T*>(reinterpret_cast<int*>((void*)NULL)); - // CHECK: T *p2 = static_cast<T*>(nullptr); - - m_p = NULL; - // CHECK: m_p = nullptr; - - int i = static_cast<int>(0.f); - // CHECK: int i = static_cast<int>(0.f); - T *i2 = static_cast<int>(0.f); - // CHECK: T *i2 = nullptr; - } - - T *m_p; -}; - -struct Baz { - Baz() : i(0) {} - int i; -}; - -void test_cxx_cases() { - Foo f(g_null); - // CHECK: Foo f(nullptr); - - f.bar(NULL); - // CHECK: f.bar(nullptr); - - f.baz(g_null); - // CHECK: f.baz(g_null); - - f.m_p1 = 0; - // CHECK: f.m_p1 = nullptr; - - Bar<int> b(g_null); - // CHECK: Bar<int> b(nullptr); - - Baz b2; - int Baz::*memptr(0); - // CHECK: int Baz::*memptr(nullptr); - - memptr = 0; - // CHECK: memptr = nullptr; -} - -void test_function_default_param1(void *p = 0); -// CHECK: void test_function_default_param1(void *p = nullptr); - -void test_function_default_param2(void *p = NULL); -// CHECK: void test_function_default_param2(void *p = nullptr); - -void test_function_default_param3(void *p = g_null); -// CHECK: void test_function_default_param3(void *p = nullptr); - -void test_function(int *p) {} -// CHECK: void test_function(int *p) {} - -void test_function_no_ptr_param(int i) {} - -void test_function_call() { - test_function(0); - // CHECK: test_function(nullptr); - - test_function(NULL); - // CHECK: test_function(nullptr); - - test_function(g_null); - // CHECK: test_function(nullptr); - - test_function_no_ptr_param(0); - // CHECK: test_function_no_ptr_param(0); -} - -char *test_function_return1() { - return 0; - // CHECK: return nullptr; -} - -void *test_function_return2() { - return NULL; - // CHECK: return nullptr; -} - -long *test_function_return3() { - return g_null; - // CHECK: return nullptr; -} - -int test_function_return4() { - return 0; - // CHECK: return 0; -} - -int test_function_return5() { - return NULL; - // CHECK: return NULL; -} - -int test_function_return6() { - return g_null; - // CHECK: return g_null; -} - -int *test_function_return_cast1() { - return(int)0; - // CHECK: return nullptr; -} - -int *test_function_return_cast2() { - #define RET return - RET(int)0; - // CHECK: RET nullptr; - #undef RET -} - -// Test parentheses expressions resulting in a nullptr. -int *test_parentheses_expression1() { - return(0); - // CHECK: return(nullptr); -} - -int *test_parentheses_expression2() { - return(int(0.f)); - // CHECK: return(nullptr); -} - -int *test_nested_parentheses_expression() { - return((((0)))); - // CHECK: return((((nullptr)))); -} - -void *test_parentheses_explicit_cast() { - return(static_cast<void*>(0)); - // CHECK: return(static_cast<void*>(nullptr)); -} - -void *test_parentheses_explicit_cast_sequence1() { - return(static_cast<void*>(static_cast<int*>((void*)NULL))); - // CHECK: return(static_cast<void*>(nullptr)); -} - -void *test_parentheses_explicit_cast_sequence2() { - return(static_cast<void*>(reinterpret_cast<int*>((float*)int(0.f)))); - // CHECK: return(static_cast<void*>(nullptr)); -} - -// Test explicit cast expressions resulting in nullptr -struct Bam { - Bam(int *a) {} - Bam(float *a) {} - Bam operator=(int *a) { return Bam(a); } - Bam operator=(float *a) { return Bam(a); } -}; - -void ambiguous_function(int *a) {} -void ambiguous_function(float *a) {} -void const_ambiguous_function(const int *p) {} -void const_ambiguous_function(const float *p) {} - -void test_explicit_cast_ambiguous1() { - ambiguous_function((int*)0); - // CHECK: ambiguous_function((int*)nullptr); -} - -void test_explicit_cast_ambiguous2() { - ambiguous_function((int*)(0)); - // CHECK: ambiguous_function((int*)nullptr); -} - -void test_explicit_cast_ambiguous3() { - ambiguous_function(static_cast<int*>(reinterpret_cast<int*>((float*)0))); - // CHECK: ambiguous_function(static_cast<int*>(nullptr)); -} - -Bam test_explicit_cast_ambiguous4() { - return(((int*)(0))); - // CHECK: return(((int*)nullptr)); -} - -void test_explicit_cast_ambiguous5() { - // Test for ambiguous overloaded constructors - Bam k((int*)(0)); - // CHECK: Bam k((int*)nullptr); - - // Test for ambiguous overloaded operators - k = (int*)0; - // CHECK: k = (int*)nullptr; -} - -void test_const_pointers_abiguous() { - const_ambiguous_function((int*)0); - // CHECK: const_ambiguous_function((int*)nullptr); -} - -// Test where the implicit cast to null is surrounded by another implict cast -// with possible explict casts in-between. -void test_const_pointers() { - const int *const_p1 = 0; - // CHECK: const int *const_p1 = nullptr; - const int *const_p2 = NULL; - // CHECK: const int *const_p2 = nullptr; - const int *const_p3 = (int)0; - // CHECK: const int *const_p3 = nullptr; - const int *const_p4 = (int)0.0f; - // CHECK: const int *const_p4 = nullptr; - const int *const_p5 = (int*)0; - // CHECK: const int *const_p5 = (int*)nullptr; - int *t; - const int *const_p6 = static_cast<int*>(t ? t : static_cast<int*>(0)); - // CHECK: const int *const_p6 = static_cast<int*>(t ? t : static_cast<int*>(nullptr)); -} |
