; XFAIL: * ; RUN: opt -basicaa -print-memoryssa -verify-memoryssa -analyze < %s 2>&1 | FileCheck %s ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>' -verify-memoryssa -disable-output < %s 2>&1 | FileCheck %s ; ; Invariant loads should be considered live on entry, because, once the ; location is known to be dereferenceable, the value can never change. ; ; Currently XFAILed because this optimization was held back from the initial ; commit. @g = external global i32 declare void @clobberAllTheThings() define i32 @foo() { ; CHECK: 1 = MemoryDef(liveOnEntry) ; CHECK-NEXT: call void @clobberAllTheThings() call void @clobberAllTheThings() ; CHECK: MemoryUse(liveOnEntry) ; CHECK-NEXT: %1 = load i32 %1 = load i32, i32* @g, align 4, !invariant.load !0 ret i32 %1 } !0 = !{}