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Imported Upstream version 5.18.0.167

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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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26
external/llvm/test/Transforms/TailCallElim/ackermann.ll vendored
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@ -1,26 +0,0 @@
; REQUIRES: asserts
; This function contains two tail calls, which should be eliminated
; RUN: opt < %s -tailcallelim -stats -disable-output 2>&1 | grep "2 tailcallelim"
define i32 @Ack(i32 %M.1, i32 %N.1) {
entry:
%tmp.1 = icmp eq i32 %M.1, 0 ; <i1> [#uses=1]
br i1 %tmp.1, label %then.0, label %endif.0
then.0: ; preds = %entry
%tmp.4 = add i32 %N.1, 1 ; <i32> [#uses=1]
ret i32 %tmp.4
endif.0: ; preds = %entry
%tmp.6 = icmp eq i32 %N.1, 0 ; <i1> [#uses=1]
br i1 %tmp.6, label %then.1, label %endif.1
then.1: ; preds = %endif.0
%tmp.10 = add i32 %M.1, -1 ; <i32> [#uses=1]
%tmp.8 = call i32 @Ack( i32 %tmp.10, i32 1 ) ; <i32> [#uses=1]
ret i32 %tmp.8
endif.1: ; preds = %endif.0
%tmp.13 = add i32 %M.1, -1 ; <i32> [#uses=1]
%tmp.17 = add i32 %N.1, -1 ; <i32> [#uses=1]
%tmp.14 = call i32 @Ack( i32 %M.1, i32 %tmp.17 ) ; <i32> [#uses=1]
%tmp.11 = call i32 @Ack( i32 %tmp.13, i32 %tmp.14 ) ; <i32> [#uses=1]
ret i32 %tmp.11
}