xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/2007-09-17-AliasConstFold2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | grep icmp
2*9880d681SAndroid Build Coastguard Worker; PR1678
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@A = weak alias void (), void ()* @B		; <void ()*> [#uses=1]
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine weak void @B() {
7*9880d681SAndroid Build Coastguard Worker       ret void
8*9880d681SAndroid Build Coastguard Worker}
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i32 @active() {
11*9880d681SAndroid Build Coastguard Workerentry:
12*9880d681SAndroid Build Coastguard Worker	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
13*9880d681SAndroid Build Coastguard Worker	%tmp1 = icmp ne void ()* @A, null		; <i1> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker	%tmp12 = zext i1 %tmp1 to i32		; <i32> [#uses=1]
15*9880d681SAndroid Build Coastguard Worker	ret i32 %tmp12
16*9880d681SAndroid Build Coastguard Worker}
17