1 files changed, 84 insertions, 0 deletions
diff --git a/test/Transforms/Inline/noalias-cs.ll b/test/Transforms/Inline/noalias-cs.ll
new file mode 100644
index 000000000000..da5ddd64ed06
--- /dev/null
+++ b/test/Transforms/Inline/noalias-cs.ll
@@ -0,0 +1,84 @@
+; RUN: opt -inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s
+target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; Function Attrs: nounwind uwtable
+define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
+entry:
+  %0 = load float* %c, align 4, !noalias !3
+  %arrayidx.i = getelementptr inbounds float* %a, i64 5
+  store float %0, float* %arrayidx.i, align 4, !alias.scope !7, !noalias !8
+  %arrayidx1.i = getelementptr inbounds float* %b, i64 8
+  store float %0, float* %arrayidx1.i, align 4, !alias.scope !8, !noalias !7
+  %1 = load float* %c, align 4
+  %arrayidx = getelementptr inbounds float* %a, i64 7
+  store float %1, float* %arrayidx, align 4
+  ret void
+}
+
+define void @foo(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
+entry:
+  call void @foo2(float* %a, float* %b, float* %c), !noalias !0
+  call void @foo2(float* %b, float* %b, float* %a), !alias.scope !0
+  ret void
+}
+
+; CHECK: define void @foo(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
+; CHECK: entry:
+; CHECK:   %0 = load float* %c, align 4, !noalias !6
+; CHECK:   %arrayidx.i.i = getelementptr inbounds float* %a, i64 5
+; CHECK:   store float %0, float* %arrayidx.i.i, align 4, !alias.scope !12, !noalias !13
+; CHECK:   %arrayidx1.i.i = getelementptr inbounds float* %b, i64 8
+; CHECK:   store float %0, float* %arrayidx1.i.i, align 4, !alias.scope !14, !noalias !15
+; CHECK:   %1 = load float* %c, align 4, !noalias !16
+; CHECK:   %arrayidx.i = getelementptr inbounds float* %a, i64 7
+; CHECK:   store float %1, float* %arrayidx.i, align 4, !noalias !16
+; CHECK:   %2 = load float* %a, align 4, !alias.scope !16, !noalias !17
+; CHECK:   %arrayidx.i.i1 = getelementptr inbounds float* %b, i64 5
+; CHECK:   store float %2, float* %arrayidx.i.i1, align 4, !alias.scope !21, !noalias !22
+; CHECK:   %arrayidx1.i.i2 = getelementptr inbounds float* %b, i64 8
+; CHECK:   store float %2, float* %arrayidx1.i.i2, align 4, !alias.scope !23, !noalias !24
+; CHECK:   %3 = load float* %a, align 4, !alias.scope !16
+; CHECK:   %arrayidx.i3 = getelementptr inbounds float* %b, i64 7
+; CHECK:   store float %3, float* %arrayidx.i3, align 4, !alias.scope !16
+; CHECK:   ret void
+; CHECK: }
+
+attributes #0 = { nounwind uwtable }
+
+!0 = !{!1}
+!1 = distinct !{!1, !2, !"hello: %a"}
+!2 = distinct !{!2, !"hello"}
+!3 = !{!4, !6}
+!4 = distinct !{!4, !5, !"hello2: %a"}
+!5 = distinct !{!5, !"hello2"}
+!6 = distinct !{!6, !5, !"hello2: %b"}
+!7 = !{!4}
+!8 = !{!6}
+
+; CHECK: !0 = !{!1, !3}
+; CHECK: !1 = distinct !{!1, !2, !"hello2: %a"}
+; CHECK: !2 = distinct !{!2, !"hello2"}
+; CHECK: !3 = distinct !{!3, !2, !"hello2: %b"}
+; CHECK: !4 = !{!1}
+; CHECK: !5 = !{!3}
+; CHECK: !6 = !{!7, !9, !10}
+; CHECK: !7 = distinct !{!7, !8, !"hello2: %a"}
+; CHECK: !8 = distinct !{!8, !"hello2"}
+; CHECK: !9 = distinct !{!9, !8, !"hello2: %b"}
+; CHECK: !10 = distinct !{!10, !11, !"hello: %a"}
+; CHECK: !11 = distinct !{!11, !"hello"}
+; CHECK: !12 = !{!7}
+; CHECK: !13 = !{!9, !10}
+; CHECK: !14 = !{!9}
+; CHECK: !15 = !{!7, !10}
+; CHECK: !16 = !{!10}
+; CHECK: !17 = !{!18, !20}
+; CHECK: !18 = distinct !{!18, !19, !"hello2: %a"}
+; CHECK: !19 = distinct !{!19, !"hello2"}
+; CHECK: !20 = distinct !{!20, !19, !"hello2: %b"}
+; CHECK: !21 = !{!18, !10}
+; CHECK: !22 = !{!20}
+; CHECK: !23 = !{!20, !10}
+; CHECK: !24 = !{!18}
+