1; RUN: opt < %s -tbaa -gvn -S | FileCheck %s 2 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4 5%structA = type { %structB } 6%structB = type { i32*, %classT } 7%classT = type { %classO, %classJ*, i8 } 8%classO = type { i32 } 9%classJ = type { i8 } 10%classA = type { %classB } 11%classB = type { i8 } 12%classC = type { %classD, %structA } 13%classD = type { %structA* } 14 15; Function Attrs: ssp uwtable 16define %structA** @test(%classA* %this, i32** %p1) #0 align 2 { 17entry: 18; CHECK-LABEL: @test 19; CHECK: load i32*, i32** %p1, align 8, !tbaa 20; CHECK: load i32*, i32** getelementptr (%classC, %classC* null, i32 0, i32 1, i32 0, i32 0), align 8, !tbaa 21; CHECK: call void @callee 22 %0 = load i32*, i32** %p1, align 8, !tbaa !1 23 %1 = load i32*, i32** getelementptr (%classC, %classC* null, i32 0, i32 1, i32 0, i32 0), align 8, !tbaa !5 24 call void @callee(i32* %0, i32* %1) 25 unreachable 26} 27 28declare void @callee(i32*, i32*) #1 29 30attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 31attributes #1 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 32 33!llvm.ident = !{!0} 34 35!0 = !{!"clang version 3.4"} 36!1 = !{!2, !2, i64 0} 37!2 = !{!"any pointer", !3, i64 0} 38!3 = !{!"omnipotent char", !4, i64 0} 39!4 = !{!"Simple C/C++ TBAA"} 40!5 = !{!6, !2, i64 8} 41!6 = !{!"_ZTSN12_GLOBAL__N_11RINS_1FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS2_S3_EEEEE1GEPSD_EE", !7, i64 8} 42!7 = !{!"_ZTSN12_GLOBAL__N_11FIPi8TreeIterN1I1S1LENS_1KINS_1DIKS1_S2_EEEEE1GE", !8, i64 0} 43!8 = !{!"_ZTSN12_GLOBAL__N_11DIKPi8TreeIterEE", !2, i64 0, !9, i64 8} 44!9 = !{!"_ZTS8TreeIter", !2, i64 8, !10, i64 16} 45!10 = !{!"bool", !3, i64 0} 46