xref: /aosp_15_r20/external/llvm/test/Transforms/ADCE/2002-05-28-Crash-distilled.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; This testcase is a distilled form of: 2002-05-28-Crash.ll
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -adce
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine float @test(i32 %i) {
6*9880d681SAndroid Build Coastguard Worker        %F = sitofp i32 %i to float             ; <float> [#uses=1]
7*9880d681SAndroid Build Coastguard Worker        %I = bitcast i32 %i to i32              ; <i32> [#uses=1]
8*9880d681SAndroid Build Coastguard Worker        br label %Loop
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard WorkerLoop:           ; preds = %Loop, %0
11*9880d681SAndroid Build Coastguard Worker        %B = icmp ne i32 %I, 0          ; <i1> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker        br i1 %B, label %Out, label %Loop
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard WorkerOut:            ; preds = %Loop
15*9880d681SAndroid Build Coastguard Worker        ret float %F
16*9880d681SAndroid Build Coastguard Worker}
17*9880d681SAndroid Build Coastguard Worker
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