[llvm-commits] CVS: llvm/lib/Target/CBackend/Writer.cpp
Chris Lattner
lattner at cs.uiuc.edu
Mon Aug 9 17:19:26 PDT 2004
Changes in directory llvm/lib/Target/CBackend:
Writer.cpp updated: 1.192 -> 1.193
---
Log message:
Paper over CBackend/2004-08-09-va-end-null.ll
Note that this indicates a serious problem with the way we are emitting varargs,
but this should not be properly fixed until after 1.3.
This patch SHOULD go into 1.3.
---
Diffs of the changes: (+7 -3)
Index: llvm/lib/Target/CBackend/Writer.cpp
diff -u llvm/lib/Target/CBackend/Writer.cpp:1.192 llvm/lib/Target/CBackend/Writer.cpp:1.193
--- llvm/lib/Target/CBackend/Writer.cpp:1.192 Sun Jul 25 17:36:35 2004
+++ llvm/lib/Target/CBackend/Writer.cpp Mon Aug 9 19:19:16 2004
@@ -1390,9 +1390,13 @@
Out << ")";
return;
case Intrinsic::vaend:
- Out << "va_end(*(va_list*)&";
- writeOperand(I.getOperand(1));
- Out << ")";
+ if (!isa<ConstantPointerNull>(I.getOperand(1))) {
+ Out << "va_end(*(va_list*)&";
+ writeOperand(I.getOperand(1));
+ Out << ")";
+ } else {
+ Out << "va_end(*(va_list*)0)";
+ }
return;
case Intrinsic::vacopy:
Out << "0;";
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