; ModuleID = 'asdf'

declare i32 @getchar()

declare i32 @putchar(i32)

define i32 @main() {
  %malloccall = tail call i8* @malloc(i32 mul (i32 ptrtoint (i8* getelementptr (i8* null, i32 1) to i32), i32 100))
  call void @llvm.memset.p0i8.i32(i8* %malloccall, i8 0, i32 100, i32 1, i1 false)
  %1 = getelementptr i8* %malloccall, i32 50
  tail call void @free(i8* %malloccall)
  ret i32 0
}

declare noalias i8* @malloc(i32)

declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind

declare void @free(i8*)