fix an error

Author: diggerlin

llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp

@@ -9122,8 +9122,7 @@ std::pair<SDValue, SDValue> SelectionDAG::getStrlen(SDValue Chain,
   CLI.setDebugLoc(dl)
       .setChain(Chain)
       .setLibCallee(
-          TLI->getLibcallCallingConv(RTLIB::STRLEN),
-          Type::getInt32Ty(*getContext()),
+          TLI->getLibcallCallingConv(RTLIB::STRLEN), CI->getType(),
           getExternalSymbol(LibCallName, TLI->getPointerTy(getDataLayout())),
           std::move(Args))
       .setTailCall(IsTailCall);

llvm/test/CodeGen/PowerPC/milicode64.ll

@@ -87,7 +87,6 @@ define i64 @strlen_test(ptr noundef %str) nounwind {
 ; CHECK-AIX-64-P9-NEXT:    std r3, 120(r1)
 ; CHECK-AIX-64-P9-NEXT:    bl .___strlen64[PR]
 ; CHECK-AIX-64-P9-NEXT:    nop
-; CHECK-AIX-64-P9-NEXT:    clrldi r3, r3, 32
 ; CHECK-AIX-64-P9-NEXT:    addi r1, r1, 128
 ; CHECK-AIX-64-P9-NEXT:    ld r0, 16(r1)
 ; CHECK-AIX-64-P9-NEXT:    mtlr r0