xref: /aosp_15_r20/external/llvm/test/Transforms/GlobalOpt/undef-init.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -globalopt -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: store
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@llvm.global_ctors = appending global [1 x { i32, void ()* }] [ { i32, void ()* } { i32 65535, void ()* @_GLOBAL__I__Z3foov } ]          ; <[1 x { i32, void ()* }]*> [#uses=0]
5*9880d681SAndroid Build Coastguard Worker@X.0 = internal global i32 undef                ; <i32*> [#uses=2]
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine i32 @_Z3foov() {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker        %tmp.1 = load i32, i32* @X.0         ; <i32> [#uses=1]
10*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp.1
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine internal void @_GLOBAL__I__Z3foov() {
14*9880d681SAndroid Build Coastguard Workerentry:
15*9880d681SAndroid Build Coastguard Worker        store i32 1, i32* @X.0
16*9880d681SAndroid Build Coastguard Worker        ret void
17*9880d681SAndroid Build Coastguard Worker}
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