From 6449d5dea253a2124b1e580e8ae537a9d0c9e427 Mon Sep 17 00:00:00 2001
From: David Nadlinger <code@klickverbot.at>
Date: Wed, 13 Feb 2013 00:02:40 +0100
Subject: [PATCH] Fix MinGW names for naked functions.

---
 gen/naked.cpp | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/gen/naked.cpp b/gen/naked.cpp
index 711e5b76..786d5e8b 100644
--- a/gen/naked.cpp
+++ b/gen/naked.cpp
@@ -151,20 +151,21 @@ void DtoDefineNakedFunction(FuncDeclaration* fd)
     }
     else
     {
+        std::string fullMangle;
+        if (global.params.targetTriple.getOS() == llvm::Triple::MinGW32)
+        {
+            fullMangle = "_";
+        }
+        fullMangle += mangle;
+
         const char* linkage = "globl";
         std::string section = "text";
         if (DtoIsTemplateInstance(fd))
         {
             linkage = "weak";
-            tmpstr << "section\t.gnu.linkonce.t.";
-            if (isWin)
-            {
-                tmpstr << "_" << mangle << ",\"ax\"";
-            }
-            else
-            {
-                tmpstr << mangle << ",\"ax\",@progbits";
-            }
+            tmpstr << "section\t.gnu.linkonce.t." << fullMangle << ",\"ax\"";
+            if (!isWin)
+                tmpstr << ",@progbits";
             section = tmpstr.str();
         }
         asmstr << "\t." << section << std::endl;
@@ -172,18 +173,18 @@ void DtoDefineNakedFunction(FuncDeclaration* fd)
 
         if (isWin)
         {
-            asmstr << "\t.def\t" << mangle << ";";
+            asmstr << "\t.def\t" << fullMangle << ";";
             // hard code these two numbers for now since gas ignores .scl and llvm
             // is defaulting to .type 32 for everything I have seen
             asmstr << "\t.scl 2; .type 32;\t.endef" << std::endl;
         }
         else
         {
-            asmstr << "\t." << linkage << "\t" << mangle << std::endl;
-            asmstr << "\t.type\t" << mangle << ",@function" << std::endl;
+            asmstr << "\t.type\t" << fullMangle << ",@function" << std::endl;
         }
 
-        asmstr << mangle << ":" << std::endl;
+        asmstr << "\t." << linkage << "\t" << fullMangle << std::endl;
+        asmstr << fullMangle << ":" << std::endl;
 
     }