diff --git a/lib/CodeGen/CodeGenModule.h b/lib/CodeGen/CodeGenModule.h
index 7bbca80..91138c6 100644
--- a/lib/CodeGen/CodeGenModule.h
+++ b/lib/CodeGen/CodeGenModule.h
@@ -713,7 +713,7 @@
   /// (if one is created).
   llvm::Constant *GetAddrOfConstantString(StringRef Str,
                                           const char *GlobalName=0,
-                                          unsigned Alignment=1);
+                                          unsigned Alignment=0);
 
   /// GetAddrOfConstantCString - Returns a pointer to a character array
   /// containing the literal and a terminating '\0' character. The result has
@@ -723,7 +723,7 @@
   /// created).
   llvm::Constant *GetAddrOfConstantCString(const std::string &str,
                                            const char *GlobalName=0,
-                                           unsigned Alignment=1);
+                                           unsigned Alignment=0);
 
   /// GetAddrOfConstantCompoundLiteral - Returns a pointer to a constant global
   /// variable for the given file-scope compound literal expression.