Fix a logic error (Division by zero) uncovered by the static analyzer.

A8.6.391 VST1 (multiple single elements)
alignment = if align == '00' then 1 else 4 << UInt(align);

llvm-svn: 137477
diff --git a/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp b/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
index 7a0a531..4c0de5b 100644
--- a/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
+++ b/lldb/source/Plugins/Instruction/ARM/EmulateInstructionARM.cpp
@@ -11640,7 +11640,7 @@
                     
                 // alignment = if align == Ô00Õ then 1 else 4 << UInt(align);
                 if (align == 0)
-                    alignment = 0;
+                    alignment = 1;
                 else
                     alignment = 4 << align;