; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; Test that the strncmp library call simplifier works correctly. ; RUN: opt < %s -passes=instcombine -S | FileCheck %s target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" @hello = constant [6 x i8] c"hello\00" @hell = constant [5 x i8] c"hell\00" declare i16 @strncmp(ptr, ptr, i32) define i16 @test_nosimplify() { ; CHECK-LABEL: @test_nosimplify( ; CHECK-NEXT: [[TEMP1:%.*]] = call i16 @strncmp(ptr nonnull @hell, ptr nonnull @hello, i32 10) ; CHECK-NEXT: ret i16 [[TEMP1]] ; %temp1 = call i16 @strncmp(ptr @hell, ptr @hello, i32 10) ret i16 %temp1 }