; RUN: opt < %s -globalopt -S | FileCheck %s target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" %struct.foo = type { i32, i32 } @X = internal global %struct.foo* null ; <%struct.foo**> [#uses=2] ; CHECK: @X.f0 ; CHECK: @X.f1 define void @bar(i32 %Size) nounwind noinline { entry: %malloccall = tail call i8* @malloc(i64 8000000) ; [#uses=1] %0 = bitcast i8* %malloccall to [1000000 x %struct.foo]* ; <[1000000 x %struct.foo]*> [#uses=1] %.sub = getelementptr [1000000 x %struct.foo], [1000000 x %struct.foo]* %0, i32 0, i32 0 ; <%struct.foo*> [#uses=1] store %struct.foo* %.sub, %struct.foo** @X, align 4 ret void } declare noalias i8* @malloc(i64) define i32 @baz() nounwind readonly noinline { bb1.thread: %0 = load %struct.foo*, %struct.foo** @X, align 4 ; <%struct.foo*> [#uses=1] br label %bb1 bb1: ; preds = %bb1, %bb1.thread %i.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %indvar.next, %bb1 ] ; [#uses=2] %sum.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %3, %bb1 ] ; [#uses=1] %1 = getelementptr %struct.foo, %struct.foo* %0, i32 %i.0.reg2mem.0, i32 0 ; [#uses=1] %2 = load i32, i32* %1, align 4 ; [#uses=1] %3 = add i32 %2, %sum.0.reg2mem.0 ; [#uses=2] %indvar.next = add i32 %i.0.reg2mem.0, 1 ; [#uses=2] %exitcond = icmp eq i32 %indvar.next, 1200 ; [#uses=1] br i1 %exitcond, label %bb2, label %bb1 bb2: ; preds = %bb1 ret i32 %3 } define void @bam(i64 %Size) nounwind noinline #0 { entry: %0 = load %struct.foo*, %struct.foo** @X, align 4 ret void } attributes #0 = { "null-pointer-is-valid"="true" }