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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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30
external/llvm/test/Analysis/CFLAliasAnalysis/Steensgaard/malloc-and-free.ll vendored Normal file
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; This testcase ensures that CFL AA handles malloc and free in a sound and precise manner
; RUN: opt < %s -disable-basicaa -cfl-steens-aa -aa-eval -print-no-aliases -disable-output 2>&1 | FileCheck %s
; RUN: opt < %s -aa-pipeline=cfl-steens-aa -passes=aa-eval -print-no-aliases -disable-output 2>&1 | FileCheck %s
declare noalias i8* @malloc(i64)
declare noalias i8* @calloc(i64, i64)
declare void @free(i8* nocapture)
; CHECK: Function: test_malloc
; CHECK: NoAlias: i8* %p, i8* %q
define void @test_malloc(i8* %p) {
%q = call i8* @malloc(i64 4)
ret void
}
; CHECK: Function: test_calloc
; CHECK: NoAlias: i8* %p, i8* %q
define void @test_calloc(i8* %p) {
%q = call i8* @calloc(i64 2, i64 4)
ret void
}
; CHECK: Function: test_free
; CHECK: NoAlias: i8* %p, i8* %q
define void @test_free(i8* %p) {
%q = alloca i8, align 4
call void @free(i8* %q)
ret void
}