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/Feature/testmemory.ll b/test/Feature/testmemory.ll
new file mode 100644
index 0000000..ce48e57
--- /dev/null
+++ b/test/Feature/testmemory.ll
@@ -0,0 +1,45 @@
+; RUN: llvm-upgrade < %s | llvm-as | llvm-dis > %t1.ll
+; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
+; RUN: diff %t1.ll %t2.ll
+
+%struct = type { int , {float, {ubyte } } , ulong }
+%complexty = type {int, {[4 x sbyte *], float}, double}
+
+implementation
+
+int "main"()
+begin
+ call int %testfunction(long 0, long 1)
+ ret int 0
+end
+
+int "testfunction"(long %i0, long %j0)
+begin
+ %array0 = malloc [4 x ubyte] ; yields {[4 x ubyte]*}:array0
+ %size = add uint 2, 2 ; yields {uint}:size = uint %4
+ %array1 = malloc ubyte, uint 4 ; yields {ubyte*}:array1
+ %array2 = malloc ubyte, uint %size ; yields {ubyte*}:array2
+
+ %idx = getelementptr [4 x ubyte]* %array0, long 0, long 2
+ store ubyte 123, ubyte* %idx
+ free [4x ubyte]* %array0
+ free ubyte* %array1
+ free ubyte* %array2
+
+
+ %aa = alloca %complexty, uint 5
+ %idx2 = getelementptr %complexty* %aa, long %i0, uint 1, uint 0, long %j0
+ store sbyte *null, sbyte** %idx2
+
+ %ptr = alloca int ; yields {int*}:ptr
+ store int 3, int* %ptr ; yields {void}
+ %val = load int* %ptr ; yields {int}:val = int %3
+
+ %sptr = alloca %struct ; yields {%struct*}:sptr
+ %ubsptr = getelementptr %struct * %sptr, long 0, uint 1, uint 1 ; yields {{ubyte}*}:ubsptr
+ %idx3 = getelementptr {ubyte} * %ubsptr, long 0, uint 0
+ store ubyte 4, ubyte* %idx3
+
+ ret int 3
+end
+