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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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32
external/llvm/test/Transforms/SCCP/overdefined-div.ll vendored
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@ -1,32 +0,0 @@
; RUN: opt < %s -sccp -S | FileCheck %s
; Test that SCCP has basic knowledge of when div can nuke overdefined values.
; 0 / X = 0 even if X is overdefined.
; CHECK-LABEL: test1
; CHECK-NEXT: ret i32 0
define i32 @test1(i32 %foo) {
%tinkywinky = udiv i32 0, %foo
ret i32 %tinkywinky
}
; CHECK-LABEL: test2
; CHECK-NEXT: ret i32 0
define i32 @test2(i32 %foo) {
%tinkywinky = sdiv i32 0, %foo
ret i32 %tinkywinky
}
; CHECK-LABEL: test3
; CHECK: ret i32 %tinkywinky
define i32 @test3(i32 %foo) {
%tinkywinky = udiv i32 %foo, 0
ret i32 %tinkywinky
}
; CHECK-LABEL: test4
; CHECK: ret i32 %tinkywinky
define i32 @test4(i32 %foo) {
%tinkywinky = sdiv i32 %foo, 0
ret i32 %tinkywinky
}