File: puts-i16.ll

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llvm-toolchain-17 1%3A17.0.6-22
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
;
; RUN: opt < %s -mtriple=avr-linux -passes=instcombine -S | FileCheck %s
; RUN: opt < %s -mtriple=msp430-freebsd -passes=instcombine -S | FileCheck %s
;
; Test that the puts to putchar transformation works correctly even for
; targets with 16-bit int.

declare i16 @putchar(i16)
declare i16 @puts(ptr)

@empty = constant [1 x i8] c"\00"

define void @xform_puts(i16 %c) {
; CHECK-LABEL: @xform_puts(
; CHECK-NEXT:    [[PUTCHAR:%.*]] = call i16 @putchar(i16 10)
; CHECK-NEXT:    ret void
;
; Transform puts("") to putchar("\n").
  call i16 @puts(ptr @empty)

  ret void
}