clang/test/CodeGen/disable-tail-calls.c

   1 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9.0 -emit-llvm -O2 -fno-optimize-sibling-calls -o - < %s | FileCheck %s
   2
   3 typedef struct List {
   4   struct List *next;
   5   int data;
   6 } List;
   7
   8 // CHECK-LABEL: define{{.*}} ptr @find(
   9 List *find(List *head, int data) {
  10   if (!head)
  11     return 0;
  12   if (head->data == data)
  13     return head;
  14   // CHECK: call ptr @find(
  15   return find(head->next, data);
  16 }