[Scalar] Fix a warning

This patch fixes:

  llvm/lib/Transforms/Scalar/GVNSink.cpp:270:33: error: lambda capture
  'this' is not used [-Werror,-Wunused-lambda-capture]

While I am at it, this patch replaces llvm::for_each with a
range-based for loop.

1 files changed, 4 insertions, 4 deletions

diff --git a/llvm/lib/Transforms/Scalar/GVNSink.cpp b/llvm/lib/Transforms/Scalar/GVNSink.cpp
index ddf01dc..95a4c64 100644
--- a/llvm/lib/Transforms/Scalar/GVNSink.cpp
+++ b/llvm/lib/Transforms/Scalar/GVNSink.cpp
@@ -267,13 +267,13 @@ public:
     };
     assert(llvm::is_sorted(Blocks, ComesBefore));
     int C = 0;
-    llvm::for_each(Values, [&C, this](const Value *V) {
+    for (const Value *V : Values) {
       if (!isa<UndefValue>(V)) {
-        const Instruction *I = cast<Instruction>(V);
-        assert(I->getParent() == this->Blocks[C]);
+        assert(cast<Instruction>(V)->getParent() == Blocks[C]);
+        (void)C;
       }
       C++;
-    });
+    }
   }
   /// Create a PHI from an array of incoming values and incoming blocks.
   ModelledPHI(SmallVectorImpl<Instruction *> &V,