1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
| ; RUN: opt < %s -loop-extract -disable-output
; This testcase is failing the loop extractor because not all exit blocks
; are dominated by all of the live-outs.
define i32 @ab(i32 %alpha, i32 %beta) {
entry:
br label %loopentry.1.preheader
loopentry.1.preheader: ; preds = %entry
br label %loopentry.1
loopentry.1: ; preds = %no_exit.1, %loopentry.1.preheader
br i1 false, label %no_exit.1, label %loopexit.0.loopexit1
no_exit.1: ; preds = %loopentry.1
%tmp.53 = load i32, i32* null ; <i32> [#uses=1]
br i1 false, label %shortcirc_next.2, label %loopentry.1
shortcirc_next.2: ; preds = %no_exit.1
%tmp.563 = call i32 @wins( i32 0, i32 %tmp.53, i32 3 ) ; <i32> [#uses=0]
ret i32 0
loopexit.0.loopexit1: ; preds = %loopentry.1
br label %loopexit.0
loopexit.0: ; preds = %loopexit.0.loopexit1
ret i32 0
}
declare i32 @wins(i32, i32, i32)
declare i16 @ab_code()
|