1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; Test that the wcslen library call simplifier works correctly. 3; 4; RUN: opt < %s -passes=instcombine -S | FileCheck %s 5 6target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7 8; Without the wchar_size metadata we should see no optimization happening. 9 10@hello = constant [6 x i32] [i32 104, i32 101, i32 108, i32 108, i32 111, i32 0] 11 12declare i64 @wcslen(ptr) 13 14define i64 @test_no_simplify1() { 15; CHECK-LABEL: @test_no_simplify1( 16; CHECK-NEXT: [[HELLO_L:%.*]] = call i64 @wcslen(ptr nonnull @hello) 17; CHECK-NEXT: ret i64 [[HELLO_L]] 18; 19 %hello_l = call i64 @wcslen(ptr @hello) 20 ret i64 %hello_l 21} 22