Teach ARM isLegalAddressingMode to handle unknown type without crashing. This fixes pr2589.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/2008-07-24-CodeGenPrepCrash.ll b/test/CodeGen/ARM/2008-07-24-CodeGenPrepCrash.ll
new file mode 100644
index 0000000..6ea75eb
--- /dev/null
+++ b/test/CodeGen/ARM/2008-07-24-CodeGenPrepCrash.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=arm
+; PR2589
+
+define void @main({ i32 }*) {
+entry:
+ %sret1 = alloca { i32 } ; <{ i32 }*> [#uses=1]
+ load { i32 }* %sret1 ; <{ i32 }>:1 [#uses=0]
+ ret void
+}