mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-19 19:12:56 +02:00
29 lines
832 B
LLVM
29 lines
832 B
LLVM
; RUN: opt -loop-unswitch -disable-output < %s
|
|
; PR10031
|
|
|
|
define i32 @test(i32 %command) {
|
|
entry:
|
|
br label %tailrecurse
|
|
|
|
tailrecurse: ; preds = %if.then14, %tailrecurse, %entry
|
|
br i1 undef, label %if.then, label %tailrecurse
|
|
|
|
if.then: ; preds = %tailrecurse
|
|
switch i32 %command, label %sw.bb [
|
|
i32 2, label %land.lhs.true
|
|
i32 0, label %land.lhs.true
|
|
]
|
|
|
|
land.lhs.true: ; preds = %if.then, %if.then
|
|
br i1 undef, label %sw.bb, label %if.then14
|
|
|
|
if.then14: ; preds = %land.lhs.true
|
|
switch i32 %command, label %tailrecurse [
|
|
i32 0, label %sw.bb
|
|
i32 1, label %sw.bb
|
|
]
|
|
|
|
sw.bb: ; preds = %if.then14
|
|
unreachable
|
|
}
|