Revert "Use llvm::lower_bound. NFC"

This reverts commit rL358161.

This patch have broken the test:
llvm/test/tools/llvm-exegesis/X86/uops-CMOV16rm-noreg.s

llvm-svn: 358199

1 files changed, 3 insertions, 2 deletions

diff --git a/llvm/lib/Transforms/Utils/LowerSwitch.cpp b/llvm/lib/Transforms/Utils/LowerSwitch.cpp
index 680b5d31a42..3c973e7c142 100644
--- a/llvm/lib/Transforms/Utils/LowerSwitch.cpp
+++ b/llvm/lib/Transforms/Utils/LowerSwitch.cpp
@@ -62,8 +62,9 @@ static bool IsInRanges(const IntRange &R,
   // Find the first range whose High field is >= R.High,
   // then check if the Low field is <= R.Low. If so, we
   // have a Range that covers R.
-  auto I = llvm::lower_bound(
-      Ranges, R, [](IntRange A, IntRange B) { return A.High < B.High; });
+  auto I = std::lower_bound(
+      Ranges.begin(), Ranges.end(), R,
+      [](const IntRange &A, const IntRange &B) { return A.High < B.High; });
   return I != Ranges.end() && I->Low <= R.Low;
 }