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// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
// Test list stuff
void *malloc(unsigned);
// Test opaque structure support. the list type is defined later
struct list;
struct list *PassThroughList(struct list *L) {
return L;
}
// Recursive data structure tests...
typedef struct list {
int Data;
struct list *Next;
} list;
list *Data;
void foo() {
static int Foo = 0; // Test static local variable
Foo += 1; // Increment static variable
Data = (list*)malloc(12); // This is not a proper list allocation
}
extern list ListNode1;
list ListNode3 = { 4, 0 };
list ListNode2 = { 3, &ListNode3 };
list ListNode0 = { 1, &ListNode1 };
list ListNode1 = { 2, &ListNode2 };
list ListArray[10];
// Iterative insert fn
void InsertIntoListTail(list **L, int Data) {
while (*L)
L = &(*L)->Next;
*L = (list*)malloc(sizeof(list));
(*L)->Data = Data;
(*L)->Next = 0;
}
// Recursive list search fn
list *FindData(list *L, int Data) {
if (L == 0) return 0;
if (L->Data == Data) return L;
return FindData(L->Next, Data);
}
void foundIt(void);
// Driver fn...
void DoListStuff() {
list *MyList = 0;
InsertIntoListTail(&MyList, 100);
InsertIntoListTail(&MyList, 12);
InsertIntoListTail(&MyList, 42);
InsertIntoListTail(&MyList, 1123);
InsertIntoListTail(&MyList, 1213);
if (FindData(MyList, 75)) foundIt();
if (FindData(MyList, 42)) foundIt();
if (FindData(MyList, 700)) foundIt();
}
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