It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Integer/alignment_bt.ll b/test/Integer/alignment_bt.ll
new file mode 100644
index 0000000..635cb1f
--- /dev/null
+++ b/test/Integer/alignment_bt.ll
@@ -0,0 +1,21 @@
+; 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
+
+@X = global i19 4, align 16
+
+define i19 *@test() align 32 {
+ %X = alloca i19, align 4
+ %Y = alloca i51, i32 42, align 16
+ %Z = alloca i32, align 0
+ ret i19 *%X
+}
+
+define i19 *@test2() {
+ %X = malloc i19, align 4
+ %Y = malloc i51, i32 42, align 16
+ %Z = malloc i32, align 0
+ ret i19 *%X
+}
+
+