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Imported Upstream version 6.0.0.172

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Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd
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Xamarin Public Jenkins (auto-signing)
2019-04-12 14:10:50 +00:00
parent 8016999e4d
commit 64ac736ec5
32155 changed files with 3981439 additions and 75368 deletions
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22
external/llvm/test/Transforms/SafeStack/X86/dynamic-alloca.ll vendored Normal file
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; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
; Variable sized alloca
; safestack attribute
; Requires protector.
define void @foo(i32 %n) nounwind uwtable safestack {
entry:
; CHECK: %[[SP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr
%n.addr = alloca i32, align 4
%a = alloca i32*, align 8
store i32 %n, i32* %n.addr, align 4
%0 = load i32, i32* %n.addr, align 4
%conv = sext i32 %0 to i64
%1 = alloca i8, i64 %conv
%2 = bitcast i8* %1 to i32*
store i32* %2, i32** %a, align 8
; CHECK: store i8* %[[SP:.*]], i8** @__safestack_unsafe_stack_ptr
ret void
}