New test cases for bit accurate integers developed by Guoling Han.

llvm-svn: 33259
diff --git a/llvm/test/Integer/testconstants_bt.ll b/llvm/test/Integer/testconstants_bt.ll
new file mode 100644
index 0000000..1f4683c
--- /dev/null
+++ b/llvm/test/Integer/testconstants_bt.ll
@@ -0,0 +1,33 @@
+; RUN: llvm-as %s -o - | llvm-dis > %t1.ll
+; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
+; RUN: diff %t1.ll %t2.ll
+
+%somestr = constant [11x i8] c"hello world"
+%array   = constant [2 x i55] [ i55 12, i55 52 ]
+           constant { i55, i55 } { i55 4, i55 3 }
+
+implementation
+ 
+define [2 x i55]* %testfunction(i55 %i0, i55 %j0)
+begin
+	ret [2x i55]* %array
+end
+
+define  i8* %otherfunc(i55, double)
+begin
+	%somestr = getelementptr [11x i8]* %somestr, i64 0, i64 0
+	ret i8* %somestr
+end
+
+define i8* %yetanotherfunc(i55, double)
+begin
+	ret i8* null            ; Test null
+end
+
+define i55 %negativeUnsigned() {
+        ret i55 -1
+}
+
+define i55 %largeSigned() {
+       ret i55 3900000000
+}