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llvm-mirror/test/Analysis/BasicAA/getmodrefinfo-cs-cs.ll
Dan Gohman 6aff5b94ff Make BasicAliasAnalysis a normal AliasAnalysis implementation which
does normal initialization and normal chaining. Change the default
AliasAnalysis implementation to NoAlias.

Update StandardCompileOpts.h and friends to explicitly request
BasicAliasAnalysis.

Update tests to explicitly request -basicaa.

llvm-svn: 116720
2010-10-18 18:04:47 +00:00

27 lines
857 B
LLVM

; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output |& FileCheck %s
; CHECK: Just Ref: call void @ro() <-> call void @f0()
declare void @f0()
declare void @ro() readonly
define void @test0() {
call void @f0()
call void @ro()
ret void
}
; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false)
; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false)
declare void @llvm.memset.i64(i8*, i8, i64, i32)
@A = external global i8
@B = external global i8
define void @test1() {
call void @llvm.memset.i64(i8* @A, i8 0, i64 1, i32 1)
call void @llvm.memset.i64(i8* @B, i8 0, i64 1, i32 1)
ret void
}