Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions

View File

@ -0,0 +1,16 @@
; RUN: opt -S -codegenprepare %s -o - | FileCheck %s
;
; Ensure that we don't {crash,return a bad value} when given an alloca larger
; than what a pointer can represent.
target datalayout = "p:16:16"
; CHECK-LABEL: @alloca_overflow_is_unknown(
define i16 @alloca_overflow_is_unknown() {
%i = alloca i8, i32 65537
%j = call i16 @llvm.objectsize.i16.p0i8(i8* %i, i1 false, i1 false)
; CHECK: ret i16 -1
ret i16 %j
}
declare i16 @llvm.objectsize.i16.p0i8(i8*, i1, i1)