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Imported Upstream version 6.10.0.49

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Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
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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
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21
external/llvm-project/llvm/test/Transforms/InstCombine/2011-05-13-InBoundsGEP.ll vendored Normal file
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; RUN: opt < %s -S -instcombine | FileCheck %s
; rdar://problem/9267970
; ideally this test will run on a 32-bit host
; must not discard GEPs that might overflow at runtime (aren't inbounds)
define i32 @main(i32 %argc) {
entry:
%tmp1 = add i32 %argc, -2
%tmp2 = add i32 %argc, 1879048192
%p = alloca i8
; CHECK: getelementptr
%p1 = getelementptr i8, i8* %p, i32 %tmp1
; CHECK: getelementptr
%p2 = getelementptr i8, i8* %p, i32 %tmp2
%cmp = icmp ult i8* %p1, %p2
br i1 %cmp, label %bbtrue, label %bbfalse
bbtrue: ; preds = %entry
ret i32 -1
bbfalse: ; preds = %entry
ret i32 0
}