File: no-plt-libcalls.ll

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llvm-toolchain-14 1%3A14.0.6-12
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; Check if "RtLibUseGOT" works correctly when lib calls are simplified.
; RUN: opt < %s -instcombine -S | FileCheck %s

@percent_s = constant [4 x i8] c"%s\0A\00"
@hello_world = constant [13 x i8] c"hello world\0A\00"
declare i32 @printf(i8*, ...)
define void @printf_call() {
; CHECK-LABEL: @printf_call(
; CHECK-NEXT:    [[PUTS:%.*]] = call i32 @puts(i8* nonnull dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @hello_world, i64 0, i64 0))
; CHECK-NEXT:    ret void
;
  %fmt = getelementptr [4 x i8], [4 x i8]* @percent_s, i32 0, i32 0
  %str = getelementptr [13 x i8], [13 x i8]* @hello_world, i32 0, i32 0
  call i32 (i8*, ...) @printf(i8* %fmt, i8* %str)
  ret void
}

; CHECK: Function Attrs: nofree nounwind nonlazybind
; CHECK-NEXT: declare noundef i32 @puts(i8* nocapture noundef readonly)

!llvm.module.flags = !{!0}
!0 = !{i32 7, !"RtLibUseGOT", i32 1}