diff --git a/gen/tocall.cpp b/gen/tocall.cpp
index 9ade207f..35afc353 100644
--- a/gen/tocall.cpp
+++ b/gen/tocall.cpp
@@ -61,8 +61,9 @@ DValue* DtoVaArg(Loc& loc, Type* type, Expression* valistArg)
     if (DtoIsPassedByRef(type))
         llt = getPtrToType(llt);
     // issue a warning for broken va_arg instruction.
-    if (global.params.targetTriple.getArch() != llvm::Triple::x86)
-        warning(Loc(), "%s: va_arg for C variadic functions is probably broken for anything but x86", loc.toChars());
+    if (global.params.targetTriple.getArch() != llvm::Triple::x86
+        && global.params.targetTriple.getArch() != llvm::Triple::ppc64)
+        warning(Loc(), "%s: va_arg for C variadic functions is probably broken for anything but x86 and ppc64", loc.toChars());
     // done
     return new DImValue(type, gIR->ir->CreateVAArg(expelem->getLVal(), llt, "tmp"));
 }