Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions

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; RUN: opt -simplifycfg -S -o - < %s | FileCheck %s
; This test case was written to trigger an incorrect assert statement in
; -simplifycfg. Thus we don't actually want to check the output, just that
; -simplifycfg ran successfully. Thus we only check that the function still
; exists, and that it still calls foo().
;
; NOTE: There are some obviously dead blocks and missing branch weight
; metadata. Both of these features were key to triggering the assert.
; Additionally, the not-taken weight of the branch with a weight had to
; be 0 to trigger the assert.
declare void @foo() nounwind uwtable
define void @func(i32 %A) nounwind uwtable {
; CHECK-LABEL: define void @func(
entry:
%cmp11 = icmp eq i32 %A, 1
br i1 %cmp11, label %if.then, label %if.else, !prof !0
if.then:
call void @foo()
; CHECK: call void @foo()
br label %if.else
if.else:
%cmp17 = icmp eq i32 %A, 2
br i1 %cmp17, label %if.then2, label %if.end
if.then2:
br label %if.end
if.end:
ret void
}
!0 = !{!"branch_weights", i32 1, i32 0}