From 1464c1d60a33e19639b2bde5a6357af54daee6dd Mon Sep 17 00:00:00 2001 From: Benjamin Kramer Date: Wed, 26 May 2010 09:45:04 +0000 Subject: [PATCH] Kill unneeded SExt. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104692 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Scalar/SimplifyLibCalls.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 0f3ab7d8b53..7414be74e0a 100644 --- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -564,7 +564,7 @@ struct MemCmpOpt : public LibCallOptimization { CI->getType(), "lhsv"); Value *RHSV = B.CreateZExt(B.CreateLoad(CastToCStr(RHS, B), "rhsc"), CI->getType(), "rhsv"); - return B.CreateSExt(B.CreateSub(LHSV, RHSV, "chardiff"), CI->getType()); + return B.CreateSub(LHSV, RHSV, "chardiff"); } // Constant folding: memcmp(x, y, l) -> cnst (all arguments are constant) -- 2.34.1