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; RUN: opt < %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32"
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) #0
declare void @llvm.experimental.guard(i1, ...)
declare void @unknown_but_readonly() readonly
define void @test1(ptr %P, ptr %Q) {
load i8, ptr %P
load i8, ptr %Q
tail call void(i1,...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
tail call void @llvm.memcpy.p0.p0.i64(ptr %P, ptr %Q, i64 12, i1 false)
ret void
; CHECK-LABEL: Function: test1:
; CHECK: Just Ref: Ptr: i8* %P <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
; CHECK: Just Ref: Ptr: i8* %Q <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
; CHECK: Both ModRef: Ptr: i8* %P <-> tail call void @llvm.memcpy.p0.p0.i64(ptr %P, ptr %Q, i64 12, i1 false)
; CHECK: Both ModRef: Ptr: i8* %Q <-> tail call void @llvm.memcpy.p0.p0.i64(ptr %P, ptr %Q, i64 12, i1 false)
; CHECK: Just Ref: tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] <-> tail call void @llvm.memcpy.p0.p0.i64(ptr %P, ptr %Q, i64 12, i1 false)
; CHECK: Just Mod: tail call void @llvm.memcpy.p0.p0.i64(ptr %P, ptr %Q, i64 12, i1 false) <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
}
define void @test2() {
tail call void(i1,...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
tail call void @unknown_but_readonly()
ret void
; CHECK-LABEL: Function: test2:
; CHECK: NoModRef: tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] <-> tail call void @unknown_but_readonly()
; CHECK: NoModRef: tail call void @unknown_but_readonly() <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ]
}
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