Implement a proper getModRefInfo for va_arg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110458 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Analysis/BasicAA/modref.ll b/test/Analysis/BasicAA/modref.ll
index a2aabf1..b9a3c5e 100644
--- a/test/Analysis/BasicAA/modref.ll
+++ b/test/Analysis/BasicAA/modref.ll
@@ -123,3 +123,14 @@
; CHECK: sub i32 %tmp, %tmp
}
+define i8 @test6(i8* %p, i8* noalias %a) {
+ %x = load i8* %a
+ %t = va_arg i8* %p, float
+ %y = load i8* %a
+ %z = add i8 %x, %y
+ ret i8 %z
+; CHECK: @test6
+; CHECK: load i8* %a
+; CHECK-NOT: load
+; CHECK: ret
+}