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-rw-r--r--lib/Target/CBackend/CBackend.cpp9
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/Target/CBackend/CBackend.cpp b/lib/Target/CBackend/CBackend.cpp
index a12afa7958..954266163b 100644
--- a/lib/Target/CBackend/CBackend.cpp
+++ b/lib/Target/CBackend/CBackend.cpp
@@ -435,7 +435,9 @@ void CWriter::printConstant(Constant *CPV) {
case Type::PointerTyID:
if (isa<ConstantPointerNull>(CPV)) {
- Out << "(NULL)";
+ Out << "((";
+ printType(Out, CPV->getType());
+ Out << ")/*NULL*/0)";
break;
} else if (ConstantPointerRef *CPR = dyn_cast<ConstantPointerRef>(CPV)) {
writeOperand(CPR->getValue());
@@ -545,9 +547,8 @@ void CWriter::printModule(Module *M) {
Out << "#include <stdarg.h>\n";
Out << "#include <setjmp.h>\n";
- // Provide a definition for null if one does not already exist,
- // and for `bool' if not compiling with a C++ compiler.
- Out << "#ifndef NULL\n#define NULL 0\n#endif\n\n"
+ // Provide a definition for `bool' if not compiling with a C++ compiler.
+ Out << "\n"
<< "#ifndef __cplusplus\ntypedef unsigned char bool;\n#endif\n"
<< "\n\n/* Support for floating point constants */\n"