[llvm-commits] CVS: llvm/lib/CWriter/Writer.cpp

[Chris Lattner]

Changes in directory llvm/lib/CWriter:

Writer.cpp updated: 1.136 -> 1.137

---
Log message:

Fail gracefully if we have a zero arg varargs function


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Diffs of the changes:  (+6 -0)

Index: llvm/lib/CWriter/Writer.cpp
diff -u llvm/lib/CWriter/Writer.cpp:1.136 llvm/lib/CWriter/Writer.cpp:1.137
--- llvm/lib/CWriter/Writer.cpp:1.136	Mon Oct 20 14:43:15 2003
+++ llvm/lib/CWriter/Writer.cpp	Thu Oct 23 13:39:22 2003
@@ -1193,6 +1193,12 @@
         
         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;