================
@@ -4725,67 +4725,69 @@ TypeSystemClang::GetFloatTypeSemantics(size_t
byte_size) {
return llvm::APFloatBase::Bogus();
}
+std::optional<uint64_t>
+TypeSystemClang::GetObjCBitSize(QualType qual_type,
+ ExecutionContextScope *exe_scope) {
+ assert(qual_type->isObjCObjectOrInterfaceType());
+ ExecutionContext exe_ctx(exe_scope);
+ Process *process = exe_ctx.GetProcessPtr();
+ if (process) {
+ if (ObjCLanguageRuntime *objc_runtime =
+ ObjCLanguageRuntime::Get(*process)) {
+ if (std::optional<uint64_t> bit_size =
+ objc_runtime->GetTypeBitSize(GetType(qual_type)))
+ return *bit_size;
+ }
+ } else {
+ static bool g_printed = false;
+ if (!g_printed) {
+ StreamString s;
+ DumpTypeDescription(qual_type.getAsOpaquePtr(), s);
+
+ llvm::outs() << "warning: trying to determine the size of type ";
+ llvm::outs() << s.GetString() << "\n";
+ llvm::outs() << "without a valid ExecutionContext. this is not "
+ "reliable. please file a bug against LLDB.\n";
+ llvm::outs() << "backtrace:\n";
+ llvm::sys::PrintStackTrace(llvm::outs());
+ llvm::outs() << "\n";
----------------
JDevlieghere wrote:
Rather than printing to stdout, this should use the global diagnostics
(`Debugger::ReportWarning`). The function takes an optional `std::once_flag` to
do the same thing you're doing here.
https://github.com/llvm/llvm-project/pull/100674
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