Add support for array of objects in Construct/Destruct #587

aaronj0 · 2025-05-21T15:37:20Z

No description provided.

codecov · 2025-05-21T16:00:12Z

Codecov Report

Attention: Patch coverage is 72.41379% with 24 lines in your changes missing coverage. Please review.

Project coverage is 77.79%. Comparing base (e05026a) to head (7596735).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/CppInterOp/CppInterOp.cpp	65.71%	24 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #587      +/-   ##
==========================================
+ Coverage   77.66%   77.79%   +0.12%     
==========================================
  Files           9        9              
  Lines        3743     3787      +44     
==========================================
+ Hits         2907     2946      +39     
- Misses        836      841       +5

Files with missing lines	Coverage Δ
include/CppInterOp/CppInterOp.h	`100.00% <100.00%> (ø)`
lib/CppInterOp/CXCppInterOp.cpp	`48.86% <100.00%> (ø)`
lib/CppInterOp/CppInterOp.cpp	`85.10% <65.71%> (+<0.01%)`	⬆️

Files with missing lines	Coverage Δ
include/CppInterOp/CppInterOp.h	`100.00% <100.00%> (ø)`
lib/CppInterOp/CXCppInterOp.cpp	`48.86% <100.00%> (ø)`
lib/CppInterOp/CppInterOp.cpp	`85.10% <65.71%> (+<0.01%)`	⬆️

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github-actions

clang-tidy made some suggestions

There were too many comments to post at once. Showing the first 10 out of 22. Check the log or trigger a new build to see more.

github-actions · 2025-05-21T16:53:45Z

include/clang/Interpreter/CppInterOp.h

      // Forward if we intended to call a dtor with only 1 parameter.
      if (m_Kind == kDestructorCall && result && !args.m_Args)
-        return InvokeDestructor(result, /*nary=*/0UL, /*withFree=*/true);
+        return InvokeDestructor(result, nary, /*withFree=*/true);


warning: return statement within a void function should not have a specified return value [readability-avoid-return-with-void-value]

Suggested change

return InvokeDestructor(result, nary, /*withFree=*/true);

{ InvokeDestructor(result, nary, /*withFree=*/true); return;

}

github-actions · 2025-05-21T16:53:45Z

include/clang/Interpreter/CppInterOp.h


 #ifndef NDEBUG
      assert(AreArgumentsValid(result, args, self) && "Invalid args!");
      ReportInvokeStart(result, args, self);
 #endif // NDEBUG
-      m_GenericCall(self, args.m_ArgSize, args.m_Args, result);
+      m_GenericCall(self, args.m_ArgSize, args.m_Args, result, nary);


warning: do not access members of unions; use (boost::)variant instead [cppcoreguidelines-pro-type-union-access]

m_GenericCall(self, args.m_ArgSize, args.m_Args, result, nary); ^

github-actions · 2025-05-21T16:53:45Z

include/clang/Interpreter/CppInterOp.h


 #ifndef NDEBUG
      assert(AreArgumentsValid(result, args, self) && "Invalid args!");
      ReportInvokeStart(result, args, self);
 #endif // NDEBUG
-      m_GenericCall(self, args.m_ArgSize, args.m_Args, result);
+      m_GenericCall(self, args.m_ArgSize, args.m_Args, result, nary);


warning: narrowing conversion from 'size_t' (aka 'unsigned long') to signed type 'int' is implementation-defined [cppcoreguidelines-narrowing-conversions]

m_GenericCall(self, args.m_ArgSize, args.m_Args, result, nary); ^

github-actions · 2025-05-21T16:53:45Z

lib/Interpreter/CppInterOp.cpp

-  TCppObject_t Allocate(TCppScope_t scope) {
-    return (TCppObject_t)::operator new(Cpp::SizeOf(scope));
+  TCppObject_t Allocate(TCppScope_t scope, TCppIndex_t count) {
+    return (TCppObject_t)::operator new(Cpp::SizeOf(scope) * count);


warning: no header providing "operator new" is directly included [misc-include-cleaner]

lib/Interpreter/CppInterOp.cpp:39:

- #if CLANG_VERSION_MAJOR >= 19 + #include <new> + #if CLANG_VERSION_MAJOR >= 19

github-actions · 2025-05-21T16:53:45Z

lib/Interpreter/CppInterOp.cpp

-    ::operator delete(address);
+  void Deallocate(TCppScope_t scope, TCppObject_t address, TCppIndex_t count) {
+    size_t bytes = Cpp::SizeOf(scope) * count;
+    ::operator delete(address, bytes);


warning: no header providing "operator delete" is directly included [misc-include-cleaner]

::operator delete(address, bytes); ^

github-actions · 2025-05-21T16:53:45Z

lib/Interpreter/CppInterOp.cpp

@@ -3596,7 +3633,8 @@
    auto* const Ctor = GetDefaultConstructor(interp, Class);
    if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
      if (arena) {
-        JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+        JC.Invoke(&arena, {}, (void*)~0,


warning: do not use C-style cast to convert between unrelated types [cppcoreguidelines-pro-type-cstyle-cast]

JC.Invoke(&arena, {}, (void*)~0, ^

github-actions · 2025-05-21T16:53:46Z

lib/Interpreter/CppInterOp.cpp

@@ -3596,7 +3633,8 @@
    auto* const Ctor = GetDefaultConstructor(interp, Class);
    if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
      if (arena) {
-        JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+        JC.Invoke(&arena, {}, (void*)~0,


warning: integer to pointer cast pessimizes optimization opportunities [performance-no-int-to-ptr]

JC.Invoke(&arena, {}, (void*)~0, ^

github-actions · 2025-05-21T16:53:46Z

lib/Interpreter/CppInterOp.cpp

@@ -3596,7 +3633,8 @@
    auto* const Ctor = GetDefaultConstructor(interp, Class);
    if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
      if (arena) {
-        JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+        JC.Invoke(&arena, {}, (void*)~0,


warning: multilevel pointer conversion from 'void **' to 'void *', please use explicit cast [bugprone-multi-level-implicit-pointer-conversion]

JC.Invoke(&arena, {}, (void*)~0, ^

github-actions · 2025-05-21T16:53:46Z

unittests/CppInterOp/FunctionReflectionTest.cpp

@@ -1950,6 +1950,58 @@ TEST(FunctionReflectionTest, ConstructNested) {
  output.clear();
 }

+TEST(FunctionReflectionTest, ConstructArray) {


warning: function 'TEST' can be made static or moved into an anonymous namespace to enforce internal linkage [misc-use-internal-linkage]

Suggested change

TEST(FunctionReflectionTest, ConstructArray) {

TESTstatic (FunctionReflectionTest, ConstructArray) {

github-actions · 2025-05-21T16:53:46Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  testing::internal::CaptureStdout();
+  EXPECT_TRUE(where == Cpp::Construct(scope, where, a)); // placement new
+  // Check for the value of x which should be at the start of the object.
+  EXPECT_TRUE(*(int*)where == 42);


warning: do not use C-style cast to convert between unrelated types [cppcoreguidelines-pro-type-cstyle-cast]

EXPECT_TRUE(*(int*)where == 42); ^

github-actions

clang-tidy made some suggestions

There were too many comments to post at once. Showing the first 10 out of 22. Check the log or trigger a new build to see more.

github-actions · 2025-06-02T13:55:02Z

include/CppInterOp/CppInterOp.h

+    else if (m_Kind == kConstructorCall && result && !args.m_Args) {
+      InvokeConstructor(result, /*nary=*/1UL, args, false);
+      return;
+    }


warning: do not use 'else' after 'return' [llvm-else-after-return]

Suggested change

}

if (m_Kind == kConstructorCall && result && !args.m_Args) {

InvokeConstructor(result, /*nary=*/1UL, args, false);

return;

}

github-actions · 2025-06-02T13:55:02Z

include/CppInterOp/CppInterOp.h

+#ifndef NDEBUG
+    assert(AreArgumentsValid(result, args, nullptr, nary) && "Invalid args!");
+    ReportInvokeStart(result, args, nullptr);
+#endif // NDEBUG


warning: do not access members of unions; use (boost::)variant instead [cppcoreguidelines-pro-type-union-access]

m_ConstructorCall(result, nary, args.m_ArgSize, args.m_Args, (int)is_arena); ^

github-actions · 2025-06-02T13:55:03Z

include/CppInterOp/CppInterOp.h

@@ -768,19 +798,24 @@ enum : long int {
 CPPINTEROP_API std::vector<long int> GetDimensions(TCppType_t type);

 /// Allocates memory for a given class.
-CPPINTEROP_API TCppObject_t Allocate(TCppScope_t scope);
+/// \c count is used to indicate the number of objects to allocate for.
+CPPINTEROP_API TCppObject_t Allocate(TCppScope_t scope,


warning: enum '(unnamed enum at /github/workspace/include/CppInterOp/CppInterOp.h:802:1)' uses a larger base type ('long', size: 8 bytes) than necessary for its value set, consider using 'std::int8_t' (1 byte) as the base type to reduce its size [performance-enum-size]

enum : long int { ^

We should adjust the types to match the signature types to match the generated code types and disable the clang-tidy complaints if we have to.

github-actions · 2025-06-02T13:55:03Z

lib/CppInterOp/CppInterOp.cpp

+    const auto* CD = cast<CXXConstructorDecl>((const Decl*)m_FD);
+    if (CD->getMinRequiredArguments() != 0 && nary > 1) {
+      assert(0 &&
+             "Cannot pass initialization parameters to array new construction");


warning: no header providing "size_t" is directly included [misc-include-cleaner]

lib/CppInterOp/CppInterOp.cpp:39:

- #if CLANG_VERSION_MAJOR >= 19 + #include <cstddef> + #if CLANG_VERSION_MAJOR >= 19

github-actions · 2025-06-02T13:55:03Z

lib/CppInterOp/CppInterOp.cpp

+    }
+
+    // Standard branch:
+    // (*(ClassName**)ret) = (obj) ? new (*(ClassName**)ret) ClassName(args...)


warning: 'auto *CD' can be declared as 'const auto *CD' [readability-qualified-auto]

Suggested change

// (*(ClassName**)ret) = (obj) ? new (*(ClassName**)ret) ClassName(args...)

const auto* CD = dyn_cast<CXXConstructorDecl>(FD);

github-actions · 2025-06-02T13:55:03Z

lib/CppInterOp/CppInterOp.cpp

@@ -2831,6 +2904,13 @@ CPPINTEROP_API JitCall MakeFunctionCallable(TInterp_t I,
    return {};
  }

+  if (const auto* Ctor = dyn_cast<CXXConstructorDecl>(D)) {
+    if (auto Wrapper = make_wrapper(*interp, cast<FunctionDecl>(D)))


warning: no header providing "std::make_pair" is directly included [misc-include-cleaner]

gDtorWrapperStore.insert(make_pair(D, F)); ^

github-actions · 2025-06-02T13:55:03Z

lib/CppInterOp/CppInterOp.cpp

 }

 // FIXME: Add optional arguments to the operator new.
 TCppObject_t Construct(compat::Interpreter& interp, TCppScope_t scope,
-                       void* arena /*=nullptr*/) {
+                       void* arena /*=nullptr*/, TCppIndex_t count /*=1UL*/) {


warning: Called C++ object pointer is null [clang-analyzer-core.CallAndMessage]

return PI->getNameAsString(); ^

Additional context

lib/CppInterOp/CppInterOp.cpp:3613: 'PI' initialized to a null pointer value

clang::ParmVarDecl* PI = nullptr; ^

lib/CppInterOp/CppInterOp.cpp:3615: Assuming null pointer is passed into cast

if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3615: 'FD' is null

if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3615: Taking false branch

if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3617: Assuming null pointer is passed into cast

else if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionTemplateDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3617: 'FD' is null

else if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionTemplateDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3617: Taking false branch

else if (auto* FD = llvm::dyn_cast_or_null<clang::FunctionTemplateDecl>(D)) ^

lib/CppInterOp/CppInterOp.cpp:3620: Called C++ object pointer is null

return PI->getNameAsString(); ^

github-actions · 2025-06-02T13:55:03Z

lib/CppInterOp/CppInterOp.cpp

-  return Construct(getInterp(), scope, arena);
+TCppObject_t Construct(TCppScope_t scope, void* arena /*=nullptr*/,
+                       TCppIndex_t count /*=0UL*/) {
+  return Construct(getInterp(), scope, arena, count);


warning: The value '4294967295' provided to the cast expression is not in the valid range of values for 'OperatorArity' [clang-analyzer-optin.core.EnumCastOutOfRange]

return (OperatorArity)~0U; ^

Additional context

include/CppInterOp/CppInterOp.h:93: enum declared here

enum OperatorArity : unsigned char { kUnary = 1, kBinary, kBoth }; ^

lib/CppInterOp/CppInterOp.cpp:3625: Assuming 'D' is not a 'CastReturnType'

if (auto* FD = llvm::dyn_cast<FunctionDecl>(D)) { ^

lib/CppInterOp/CppInterOp.cpp:3625: 'FD' is null

if (auto* FD = llvm::dyn_cast<FunctionDecl>(D)) { ^

lib/CppInterOp/CppInterOp.cpp:3625: Taking false branch

if (auto* FD = llvm::dyn_cast<FunctionDecl>(D)) { ^

lib/CppInterOp/CppInterOp.cpp:3643: The value '4294967295' provided to the cast expression is not in the valid range of values for 'OperatorArity'

return (OperatorArity)~0U; ^

github-actions · 2025-06-02T13:55:03Z

unittests/CppInterOp/FunctionReflectionTest.cpp

@@ -1883,7 +1883,7 @@ TEST(FunctionReflectionTest, Construct) {
  testing::internal::CaptureStdout();
  auto* I = clang_createInterpreterFromRawPtr(Cpp::GetInterpreter());
  auto scope_c = make_scope(static_cast<clang::Decl*>(scope), I);
-  auto object_c = clang_construct(scope_c, nullptr);
+  auto object_c = clang_construct(scope_c, nullptr, 1UL);


warning: 'auto object_c' can be declared as 'auto *object_c' [llvm-qualified-auto]

Suggested change

auto object_c = clang_construct(scope_c, nullptr, 1UL);

auto *object_c = clang_construct(scope_c, nullptr, 1UL);

github-actions · 2025-06-02T13:55:04Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  // Check for the value of x which should be at the start of the object.
+  EXPECT_TRUE(*(int*)where == 42);
+  // Check for the value of x in the second object
+  int* obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) +


warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]

int* obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) + ^

github-actions

clang-tidy made some suggestions

There were too many comments to post at once. Showing the first 10 out of 20. Check the log or trigger a new build to see more.

github-actions · 2025-06-02T14:05:46Z

include/CppInterOp/CppInterOp.h

+    assert(AreArgumentsValid(result, args, nullptr, nary) && "Invalid args!");
+    ReportInvokeStart(result, args, nullptr);
+#endif // NDEBUG
+    m_ConstructorCall(result, nary, args.m_ArgSize, args.m_Args, (int)is_arena);


warning: do not access members of unions; use (boost::)variant instead [cppcoreguidelines-pro-type-union-access]

m_ConstructorCall(result, nary, args.m_ArgSize, args.m_Args, (int)is_arena); ^

github-actions · 2025-06-02T14:05:46Z

lib/CppInterOp/CppInterOp.cpp

@@ -132,7 +132,8 @@ static clang::Sema& getSema() { return getInterp().getCI()->getSema(); }
 static clang::ASTContext& getASTContext() { return getSema().getASTContext(); }

 #define DEBUG_TYPE "jitcall"
-bool JitCall::AreArgumentsValid(void* result, ArgList args, void* self) const {
+bool JitCall::AreArgumentsValid(void* result, ArgList args, void* self,
+                                size_t nary) const {


warning: no header providing "size_t" is directly included [misc-include-cleaner]

lib/CppInterOp/CppInterOp.cpp:39:

- #if CLANG_VERSION_MAJOR >= 19 + #include <cstddef> + #if CLANG_VERSION_MAJOR >= 19

github-actions · 2025-06-02T14:05:46Z

lib/CppInterOp/CppInterOp.cpp

+           "Number of objects to construct/destruct should be atleast 1");
+
+  if (Cpp::IsConstructor(m_FD)) {
+    const auto* CD = cast<CXXConstructorDecl>((const Decl*)m_FD);


warning: do not use C-style cast to convert between unrelated types [cppcoreguidelines-pro-type-cstyle-cast]

const auto* CD = cast<CXXConstructorDecl>((const Decl*)m_FD); ^

github-actions · 2025-06-02T14:05:46Z

lib/CppInterOp/CppInterOp.cpp

  {
    std::ostringstream typedefbuf;
    std::ostringstream callbuf;
    //
    //  Write the return value assignment part.
    //
    indent(callbuf, indent_level);
+    auto* CD = dyn_cast<CXXConstructorDecl>(FD);


warning: 'auto *CD' can be declared as 'const auto *CD' [readability-qualified-auto]

Suggested change

auto* CD = dyn_cast<CXXConstructorDecl>(FD);

const auto* CD = dyn_cast<CXXConstructorDecl>(FD);

github-actions · 2025-06-02T14:05:46Z

lib/CppInterOp/CppInterOp.cpp

-TCppObject_t Allocate(TCppScope_t scope) {
-  return (TCppObject_t)::operator new(Cpp::SizeOf(scope));
+TCppObject_t Allocate(TCppScope_t scope, TCppIndex_t count) {
+  return (TCppObject_t)::operator new(Cpp::SizeOf(scope) * count);


warning: no header providing "operator new" is directly included [misc-include-cleaner]

lib/CppInterOp/CppInterOp.cpp:39:

- #if CLANG_VERSION_MAJOR >= 19 + #include <new> + #if CLANG_VERSION_MAJOR >= 19

github-actions · 2025-06-02T14:05:46Z

lib/CppInterOp/CppInterOp.cpp

-  ::operator delete(address);
+void Deallocate(TCppScope_t scope, TCppObject_t address, TCppIndex_t count) {
+  size_t bytes = Cpp::SizeOf(scope) * count;
+  ::operator delete(address, bytes);


warning: no header providing "operator delete" is directly included [misc-include-cleaner]

::operator delete(address, bytes); ^

github-actions · 2025-06-02T14:05:47Z

lib/CppInterOp/CppInterOp.cpp

@@ -3613,33 +3694,36 @@ TCppObject_t Construct(compat::Interpreter& interp, TCppScope_t scope,
  auto* const Ctor = GetDefaultConstructor(interp, Class);
  if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
    if (arena) {
-      JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+      JC.InvokeConstructor(&arena, count, {},


warning: multilevel pointer conversion from 'void **' to 'void *', please use explicit cast [bugprone-multi-level-implicit-pointer-conversion]

JC.InvokeConstructor(&arena, count, {}, ^

github-actions · 2025-06-02T14:05:47Z

lib/CppInterOp/CppInterOp.cpp

      return arena;
    }

    void* obj = nullptr;
-    JC.Invoke(&obj);
+    JC.InvokeConstructor(&obj, count, {}, false);


warning: multilevel pointer conversion from 'void **' to 'void *', please use explicit cast [bugprone-multi-level-implicit-pointer-conversion]

JC.InvokeConstructor(&obj, count, {}, false); ^

github-actions · 2025-06-02T14:05:47Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  // Check for the value of x which should be at the start of the object.
+  EXPECT_TRUE(*(int*)where == 42);
+  // Check for the value of x in the second object
+  int* obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) +


warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]

int* obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) + ^

github-actions · 2025-06-02T14:05:47Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  EXPECT_TRUE(*obj == 42);
+
+  // Check for the value of x in the last object
+  obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) +


warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]

obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) + ^

github-actions

clang-tidy made some suggestions

There were too many comments to post at once. Showing the first 10 out of 15. Check the log or trigger a new build to see more.

github-actions · 2025-06-03T10:21:20Z

include/CppInterOp/CppInterOp.h

+    else if (m_Kind == kConstructorCall && result && !args.m_Args) {
+      InvokeConstructor(result, /*nary=*/1UL, args, self);
+      return;
+    }


warning: do not use 'else' after 'return' [llvm-else-after-return]

Suggested change

}

if (m_Kind == kConstructorCall && result && !args.m_Args) {

InvokeConstructor(result, /*nary=*/1UL, args, self);

return;

}

github-actions · 2025-06-03T10:21:21Z

include/CppInterOp/CppInterOp.h

+    assert(AreArgumentsValid(result, args, nullptr, nary) && "Invalid args!");
+    ReportInvokeStart(result, args, nullptr);
+#endif // NDEBUG
+    m_ConstructorCall(result, nary, args.m_ArgSize, args.m_Args, is_arena);


warning: do not access members of unions; use (boost::)variant instead [cppcoreguidelines-pro-type-union-access]

m_ConstructorCall(result, nary, args.m_ArgSize, args.m_Args, is_arena); ^

github-actions · 2025-06-03T10:21:21Z

lib/CppInterOp/CppInterOp.cpp

@@ -3613,33 +3694,36 @@ TCppObject_t Construct(compat::Interpreter& interp, TCppScope_t scope,
  auto* const Ctor = GetDefaultConstructor(interp, Class);
  if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
    if (arena) {
-      JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+      JC.InvokeConstructor(&arena, count, {},
+                           (void*)~0); // Tell Invoke to use placement new.


warning: do not use C-style cast to convert between unrelated types [cppcoreguidelines-pro-type-cstyle-cast]

(void*)~0); // Tell Invoke to use placement new. ^

github-actions · 2025-06-03T10:21:21Z

lib/CppInterOp/CppInterOp.cpp

@@ -3613,33 +3694,36 @@
  auto* const Ctor = GetDefaultConstructor(interp, Class);
  if (JitCall JC = MakeFunctionCallable(&interp, Ctor)) {
    if (arena) {
-      JC.Invoke(&arena, {}, (void*)~0); // Tell Invoke to use placement new.
+      JC.InvokeConstructor(&arena, count, {},
+                           (void*)~0); // Tell Invoke to use placement new.


warning: integer to pointer cast pessimizes optimization opportunities [performance-no-int-to-ptr]

(void*)~0); // Tell Invoke to use placement new. ^

github-actions · 2025-06-03T10:21:21Z

lib/CppInterOp/CppInterOp.cpp

      return arena;
    }

    void* obj = nullptr;
-    JC.Invoke(&obj);
+    JC.InvokeConstructor(&obj, count, {}, nullptr);


warning: multilevel pointer conversion from 'void **' to 'void *', please use explicit cast [bugprone-multi-level-implicit-pointer-conversion]

JC.InvokeConstructor(&obj, count, {}, nullptr); ^

unittests/CppInterOp/FunctionReflectionTest.cpp

github-actions · 2025-06-03T10:21:22Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+
+  // Check for the value of x in the last object
+  obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) +
+                               Cpp::SizeOf(scope) * 4);


warning: '*' has higher precedence than '+'; add parentheses to explicitly specify the order of operations [readability-math-missing-parentheses]

Suggested change

Cpp::SizeOf(scope) * 4);

(Cpp::SizeOf(scope) * 4));

unittests/CppInterOp/FunctionReflectionTest.cpp

This catches 0 objects to construct/destruct and attempting array new with requried initialization parameters

github-actions

clang-tidy made some suggestions

github-actions · 2025-06-09T18:54:26Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+
+  // verify the array of objects has been constructed
+  int* obj = reinterpret_cast<int*>(reinterpret_cast<char*>(where) +
+                                    Cpp::SizeOf(scope) * 4);


warning: '*' has higher precedence than '+'; add parentheses to explicitly specify the order of operations [readability-math-missing-parentheses]

Suggested change

Cpp::SizeOf(scope) * 4);

(Cpp::SizeOf(scope) * 4));

github-actions · 2025-06-09T18:54:27Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  testing::internal::CaptureStdout();
+
+  // destruct the rest
+  auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +


warning: 'auto new_head' can be declared as 'auto *new_head' [llvm-qualified-auto]

Suggested change

auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +

auto *new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +

github-actions · 2025-06-09T18:54:27Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  testing::internal::CaptureStdout();
+
+  // destruct the rest
+  auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +


warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]

auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) + ^

github-actions · 2025-06-09T18:54:27Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+  testing::internal::CaptureStdout();
+
+  // destruct the rest
+  auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +


warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]

auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) + ^

github-actions · 2025-06-09T18:54:27Z

unittests/CppInterOp/FunctionReflectionTest.cpp

+
+  // destruct the rest
+  auto new_head = reinterpret_cast<void*>(reinterpret_cast<char*>(where) +
+                                          Cpp::SizeOf(scope) * 3);


warning: '*' has higher precedence than '+'; add parentheses to explicitly specify the order of operations [readability-math-missing-parentheses]

Suggested change

Cpp::SizeOf(scope) * 3);

(Cpp::SizeOf(scope) * 3));

aaronj0 requested a review from vgvassilev May 21, 2025 15:37

aaronj0 force-pushed the structor-api branch from 0160cf1 to 21f1617 Compare May 21, 2025 15:46

aaronj0 force-pushed the structor-api branch from 21f1617 to 624bfb1 Compare May 21, 2025 16:46

aaronj0 marked this pull request as draft May 21, 2025 16:47

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aaronj0 force-pushed the structor-api branch 2 times, most recently from 0b3d49d to b6d01ac Compare June 2, 2025 13:54

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aaronj0 force-pushed the structor-api branch from b6d01ac to 66e77df Compare June 2, 2025 13:55

aaronj0 marked this pull request as ready for review June 2, 2025 13:56

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aaronj0 force-pushed the structor-api branch from 66e77df to cf533ca Compare June 3, 2025 10:12

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aaronj0 added 7 commits June 6, 2025 14:17

Array of objects in Construct/Destruct/Allocate/Deallocate

8dbfc8a

Add array new for ctor codegen in JitCall

f706d8c

f

08b9189

Implement ConstructorCall in JitCall, disentangled from generics

c53b7d1

f

db8bbff

Add extra diagnostics in JitCall::AreArgumentsValid

8c0c440

This catches 0 objects to construct/destruct and attempting array new with requried initialization parameters

[test] ConstructArray, DestructArray, Allocate and Deallocate

7596735

aaronj0 force-pushed the structor-api branch from cf533ca to 7596735 Compare June 9, 2025 18:45

github-actions bot reviewed Jun 9, 2025

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	return InvokeDestructor(result, nary, /withFree=/true);
	{ InvokeDestructor(result, nary, /withFree=/true); return;
	}

	TEST(FunctionReflectionTest, ConstructArray) {
	TESTstatic (FunctionReflectionTest, ConstructArray) {

	// ((ClassName)ret) = (obj) ? new ((ClassName**)ret) ClassName(args...)
	const auto* CD = dyn_cast<CXXConstructorDecl>(FD);

	auto object_c = clang_construct(scope_c, nullptr, 1UL);
	auto *object_c = clang_construct(scope_c, nullptr, 1UL);

	auto* CD = dyn_cast<CXXConstructorDecl>(FD);
	const auto* CD = dyn_cast<CXXConstructorDecl>(FD);

	auto new_head = reinterpret_cast<void>(reinterpret_cast<char>(where) +
	auto new_head = reinterpret_cast<void>(reinterpret_cast<char*>(where) +

Add support for array of objects in Construct/Destruct #587

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Add support for array of objects in Construct/Destruct #587

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codecov bot commented May 21, 2025 •

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