; RUN: llc -tailcallopt -mcpu=core < %s | FileCheck %s target triple = "i686-apple-darwin" declare fastcc void @foo(i32, i32, i32, i32, i32, i32) declare ptr @bar(ptr) define fastcc void @hoge(i32 %b) nounwind { ; Do not overwrite pushed callee-save registers ; CHECK: pushl ; CHECK: subl $[[SIZE:[0-9]+]], %esp ; CHECK-NOT: [[SIZE]](%esp) %a = alloca i32 store i32 0, ptr %a %d = tail call ptr @bar(ptr %a) nounwind store i32 %b, ptr %d tail call fastcc void @foo(i32 1, i32 2, i32 3, i32 4, i32 5, i32 6) nounwind ret void }