Add the clang library to the repo (with some of my changes, too).

1 files changed, 71 insertions, 0 deletions

diff --git a/clang/test/CodeGen/2002-07-14-MiscListTests.c b/clang/test/CodeGen/2002-07-14-MiscListTests.c
new file mode 100644
index 0000000..901701a
--- /dev/null
+++ b/clang/test/CodeGen/2002-07-14-MiscListTests.c
@@ -0,0 +1,71 @@
+// 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();
+}
+