* Build with warnings
* Add a bunch of testcases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3393 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/CBackend/2002-08-19-ConstPointerRef.ll b/test/CodeGen/CBackend/2002-08-19-ConstPointerRef.ll
new file mode 100644
index 0000000..8654baa
--- /dev/null
+++ b/test/CodeGen/CBackend/2002-08-19-ConstPointerRef.ll
@@ -0,0 +1,5 @@
+; Test const pointer refs & forward references
+
+%t3 = global int * %t1           ;; Forward reference
+%t1 = global int 4
+
diff --git a/test/CodeGen/CBackend/2002-08-19-ConstantExpr.ll b/test/CodeGen/CBackend/2002-08-19-ConstantExpr.ll
new file mode 100644
index 0000000..dca476b
--- /dev/null
+++ b/test/CodeGen/CBackend/2002-08-19-ConstantExpr.ll
@@ -0,0 +1,7 @@
+global int* cast (float* %0 to int*)   ;; Forward numeric reference
+global float* %0                       ;; Duplicate forward numeric reference
+global float 0.0
+
+%array  = constant [2 x int] [ int 12, int 52 ]
+%arrayPtr = global int* getelementptr ([2 x int]* %array, uint 0, uint 0)    ;; int* &%array[0][0]
+
diff --git a/test/CodeGen/CBackend/2002-08-19-DataPointer.ll b/test/CodeGen/CBackend/2002-08-19-DataPointer.ll
new file mode 100644
index 0000000..f7481ea
--- /dev/null
+++ b/test/CodeGen/CBackend/2002-08-19-DataPointer.ll
@@ -0,0 +1,3 @@
+%sptr1   = global [11x sbyte]* %somestr         ;; Forward ref to a constant
+%somestr = constant [11x sbyte] c"hello world"
+
diff --git a/test/CodeGen/CBackend/2002-08-19-FunctionPointer.ll b/test/CodeGen/CBackend/2002-08-19-FunctionPointer.ll
new file mode 100644
index 0000000..ac28d93
--- /dev/null
+++ b/test/CodeGen/CBackend/2002-08-19-FunctionPointer.ll
@@ -0,0 +1,3 @@
+%fptr = global void() * %f       ;; Forward ref method defn
+declare void "f"()               ;; External method
+