xref: /aosp_15_r20/external/llvm/test/Transforms/LowerSwitch/2014-06-10-SwitchContiguousOpt.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -lowerswitch -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: icmp eq i32 %0, 1
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdefine i32 @foo(i32 %a) #0 {
5*9880d681SAndroid Build Coastguard Workerentry:
6*9880d681SAndroid Build Coastguard Worker  %retval = alloca i32, align 4
7*9880d681SAndroid Build Coastguard Worker  %a.addr = alloca i32, align 4
8*9880d681SAndroid Build Coastguard Worker  store i32 %a, i32* %a.addr, align 4
9*9880d681SAndroid Build Coastguard Worker  %0 = load i32, i32* %a.addr, align 4
10*9880d681SAndroid Build Coastguard Worker  switch i32 %0, label %sw.default [
11*9880d681SAndroid Build Coastguard Worker    i32 0, label %sw.bb
12*9880d681SAndroid Build Coastguard Worker    i32 1, label %sw.bb1
13*9880d681SAndroid Build Coastguard Worker    i32 2, label %sw.bb2
14*9880d681SAndroid Build Coastguard Worker  ]
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workersw.bb:
17*9880d681SAndroid Build Coastguard Worker  ret i32 12
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workersw.bb1:
20*9880d681SAndroid Build Coastguard Worker  ret i32 4
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workersw.bb2:
23*9880d681SAndroid Build Coastguard Worker  ret i32 2
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Workersw.default:
26*9880d681SAndroid Build Coastguard Worker  ret i32 9
27*9880d681SAndroid Build Coastguard Worker}
28