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If the function named after the file takes arguments check whether we can call it.

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This commit is contained in:
Vassil Vassilev 2014-08-11 13:09:02 +02:00 committed by sftnight
parent e96735d490
commit 9961b6c312
1 changed files with 28 additions and 4 deletions
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32
lib/MetaProcessor/MetaSema.cpp
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@ -108,17 +108,41 @@ namespace cling {
// Check if there is a function named after the file.
const cling::Transaction* T = m_Interpreter.getLastTransaction();
if (T && !T->containsNamedDecl(pairFuncExt.first)) {
clang::DiagnosticsEngine& Diags = m_Interpreter.getCI()->getDiagnostics();
assert(T);
using namespace clang;
NamedDecl* ND = T->containsNamedDecl(pairFuncExt.first);
DiagnosticsEngine& Diags = m_Interpreter.getCI()->getDiagnostics();
SourceLocation fakeLoc; // = m_Interpreter.getNextAvailableLoc().getLocWithOffset(+3);
if (!ND) {
unsigned diagID
= Diags.getCustomDiagID (clang::DiagnosticsEngine::Level::Warning,
= Diags.getCustomDiagID (DiagnosticsEngine::Level::Warning,
"'%0' missing falling back to .L");
//FIXME: Figure out how to pass in proper source locations, which we can
// use with -verify.
Diags.Report(clang::SourceLocation(), diagID)
Diags.Report(fakeLoc, diagID)
<< pairFuncExt.first;
return AR_Success;
}
else if (FunctionDecl* FD = dyn_cast<FunctionDecl>(ND)) {
// Check whether we can call it with no arguments.
bool canCall = true;
for (auto Param: FD->params())
if (!Param->hasDefaultArg()) {
canCall = false;
break;
}
if (!canCall) {
// FIXME: Produce clang diagnostics no viable function to call.
unsigned diagID
= Diags.getCustomDiagID (DiagnosticsEngine::Level::Warning,
"function '%0' cannot be called with no arguments.");
//FIXME: Figure out how to pass in proper source locations, which we
// can use with -verify.
Diags.Report(fakeLoc, diagID)
<< FD->getNameAsString();
return AR_Success;
}
}
if (m_Interpreter.echo(expression, result) != Interpreter::kSuccess)
actionResult = AR_Failure;