xref: /aosp_15_r20/external/llvm/test/Analysis/RegionInfo/infinite_loop.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; REQUIRES: asserts
2*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -analyze < %s
3*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @normal_condition() nounwind {
6*9880d681SAndroid Build Coastguard Worker0:
7*9880d681SAndroid Build Coastguard Worker	br label %"1"
8*9880d681SAndroid Build Coastguard Worker1:
9*9880d681SAndroid Build Coastguard Worker	br i1 1, label %"2", label %"3"
10*9880d681SAndroid Build Coastguard Worker2:
11*9880d681SAndroid Build Coastguard Worker	br label %"2"
12*9880d681SAndroid Build Coastguard Worker3:
13*9880d681SAndroid Build Coastguard Worker	br label %"4"
14*9880d681SAndroid Build Coastguard Worker4:
15*9880d681SAndroid Build Coastguard Worker	ret void
16*9880d681SAndroid Build Coastguard Worker}
17*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: =>
18*9880d681SAndroid Build Coastguard Worker; CHECK: [0] 0 => <Function Return>
19*9880d681SAndroid Build Coastguard Worker; CHECK: [1] 1 => 4
20*9880d681SAndroid Build Coastguard Worker; STAT: 2 region - The # of regions
21*9880d681SAndroid Build Coastguard Worker; STAT: 1 region - The # of simple regions
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