Use a stable sort to guarantee target feature ordering in the IR

in order to make testing somewhat more feasible. Has the advantage
of making it easier to find target features as well.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@241134 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index 245b8274a9..fd20bf15e0 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -1544,6 +1544,7 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI,
     if (TargetCPU != "")
       FuncAttrs.addAttribute("target-cpu", TargetCPU);
     if (!Features.empty()) {
+      std::stable_sort(Features.begin(), Features.end());
       std::stringstream TargetFeatures;
       std::copy(Features.begin(), Features.end(),
                 std::ostream_iterator<std::string>(TargetFeatures, ","));