From 48e9d4af39fc9c6be5dd6e6bd4fc89e3401fe144 Mon Sep 17 00:00:00 2001
From: Matt Pharr <matt.pharr@intel.com>
Date: Thu, 5 Jan 2012 12:21:11 -0800
Subject: [PATCH] Emit code for #includes in emitted C++ code all at the start
 of the file.

---
 cbackend.cpp | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

diff --git a/cbackend.cpp b/cbackend.cpp
index 41190117..cf606672 100644
--- a/cbackend.cpp
+++ b/cbackend.cpp
@@ -1741,17 +1741,6 @@ void CWriter::writeOperandWithCast(Value* Operand, const ICmpInst &Cmp) {
 //
 static void generateCompilerSpecificCode(formatted_raw_ostream& Out,
                                          const TargetData *TD) {
-  // Alloca, ...
-  Out << "#include <stdlib.h>\n"
-      << "#include <stdint.h>\n"
-      << "/* get a declaration for alloca */\n"
-      << "#ifdef _MSC_VER\n"
-      << "#include <malloc.h>\n"
-      << "#define alloca _alloca\n"
-      << "#else\n"
-      << "#include <alloca.h>\n"
-      << "#endif\n\n";
-
   // We output GCC specific attributes to preserve 'linkonce'ness on globals.
   // If we aren't being compiled with GCC, just drop these attributes.
   Out << "#ifndef __GNUC__  /* Can only support \"linkonce\" vars with GCC */\n"
@@ -1976,7 +1965,6 @@ bool CWriter::doInitialization(Module &M) {
   Out << "  DO NOT EDIT THIS FILE DIRECTLY\n";
   Out << " *******************************************************************/\n\n";
 
-  // get declaration for alloca
   Out << "/* Provide Declarations */\n";
   Out << "#include <stdarg.h>\n";      // Varargs support
   Out << "#include <setjmp.h>\n";      // Unwind support
@@ -1987,6 +1975,15 @@ bool CWriter::doInitialization(Module &M) {
   Out << "  #define NOMINMAX\n";
   Out << "  #include <windows.h>\n";
   Out << "#endif // _MSC_VER\n";
+  Out << "#include <stdlib.h>\n";
+  Out << "#include <stdint.h>\n";
+  Out << "/* get a declaration for alloca */\n";
+  Out << "#ifdef _MSC_VER\n";
+  Out << "  #include <malloc.h>\n";
+  Out << "  #define alloca _alloca\n";
+  Out << "#else\n";
+  Out << "  #include <alloca.h>\n";
+  Out << "#endif\n\n";
 
   Out << "#include \"" << includeName << "\"\n";