IR: Set -preserve-bc-uselistorder=false by default

But keep it on by default in `llvm-as`, `opt`, `bugpoint`, `llvm-link`,
`llvm-extract`, and `LTOCodeGenerator`.  Part of PR5680.

llvm-svn: 234921

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/tools/llvm-extract/llvm-extract.cpp b/llvm/tools/llvm-extract/llvm-extract.cpp
index 8bfd3197fdc..443ee653c8e 100644
--- a/llvm/tools/llvm-extract/llvm-extract.cpp
+++ b/llvm/tools/llvm-extract/llvm-extract.cpp
@@ -19,6 +19,7 @@
 #include "llvm/IR/IRPrintingPasses.h"
 #include "llvm/IR/LLVMContext.h"
 #include "llvm/IR/Module.h"
+#include "llvm/IR/UseListOrder.h"
 #include "llvm/IRReader/IRReader.h"
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/Support/CommandLine.h"
@@ -97,6 +98,11 @@ int main(int argc, char **argv) {
 
   LLVMContext &Context = getGlobalContext();
   llvm_shutdown_obj Y;  // Call llvm_shutdown() on exit.
+
+  // Turn on -preserve-bc-uselistorder by default, but let the command-line
+  // override it.
+  setPreserveBitcodeUseListOrder(true);
+
   cl::ParseCommandLineOptions(argc, argv, "llvm extractor\n");
 
   // Use lazy loading, since we only care about selected global values.