Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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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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; This testcase can be simplified by "realizing" that alloca can never return
; null.
; RUN: opt < %s -instcombine -simplifycfg -S | FileCheck %s
; CHECK-NOT: br
declare i32 @bitmap_clear(...)
define i32 @oof() {
entry:
%live_head = alloca i32 ; <i32*> [#uses=2]
%tmp.1 = icmp ne i32* %live_head, null ; <i1> [#uses=1]
br i1 %tmp.1, label %then, label %UnifiedExitNode
then: ; preds = %entry
%tmp.4 = call i32 (...) @bitmap_clear( i32* %live_head ) ; <i32> [#uses=0]
br label %UnifiedExitNode
UnifiedExitNode: ; preds = %then, %entry
ret i32 0
}