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Fail gracefully if we have a zero arg varargs function

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9436 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-10-23 18:39:22 +00:00
parent eaa35bb794
commit 4065ef99f9
2 changed files with 12 additions and 0 deletions
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6
lib/Target/CBackend/CBackend.cpp
View File

@ -1193,6 +1193,12 @@ void CWriter::visitCallInst(CallInst &I) {
Out << "va_start(*(va_list*)&" << Mang->getValueName(&I) << ", ";
// Output the last argument to the enclosing function...
if (I.getParent()->getParent()->aempty()) {
std::cerr << "The C backend does not currently support zero "
<< "argument varargs functions, such as '"
<< I.getParent()->getParent()->getName() << "'!\n";
abort();
}
writeOperand(&I.getParent()->getParent()->aback());
Out << ")";
return;

6
lib/Target/CBackend/Writer.cpp
View File

@ -1193,6 +1193,12 @@ void CWriter::visitCallInst(CallInst &I) {
Out << "va_start(*(va_list*)&" << Mang->getValueName(&I) << ", ";
// Output the last argument to the enclosing function...
if (I.getParent()->getParent()->aempty()) {
std::cerr << "The C backend does not currently support zero "
<< "argument varargs functions, such as '"
<< I.getParent()->getParent()->getName() << "'!\n";
abort();
}
writeOperand(&I.getParent()->getParent()->aback());
Out << ")";
return;