Add strncpy libcall creator. Use it when it should be used.

llvm-svn: 98219

1 files changed, 2 insertions, 1 deletions

diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
index 0582210d407..c62155ed02d 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
@@ -850,7 +850,8 @@ Instruction *InstCombiner::tryOptimizeCall(CallInst *CI, const TargetData *TD) {
       return 0;
     if (SizeCI->isAllOnesValue() ||
         SizeCI->getZExtValue() <= SizeArg->getZExtValue()) {
-      Value *Ret = EmitStrCpy(CI->getOperand(1), CI->getOperand(2), B, TD);
+      Value *Ret = EmitStrNCpy(CI->getOperand(1), CI->getOperand(2),
+                               CI->getOperand(3), B, TD);
       return ReplaceInstUsesWith(*CI, Ret);
     }
     return 0;