llvm-project/llvm/test/Transforms/GlobalOpt/undef-init.ll

18 lines
528 B
LLVM

; RUN: llvm-as < %s | opt -globalopt | llvm-dis | not grep store
@llvm.global_ctors = appending global [1 x { i32, void ()* }] [ { i32, void ()* } { i32 65535, void ()* @_GLOBAL__I__Z3foov } ] ; <[1 x { i32, void ()* }]*> [#uses=0]
@X.0 = internal global i32 undef ; <i32*> [#uses=2]
define i32 @_Z3foov() {
entry:
%tmp.1 = load i32* @X.0 ; <i32> [#uses=1]
ret i32 %tmp.1
}
define internal void @_GLOBAL__I__Z3foov() {
entry:
store i32 1, i32* @X.0
ret void
}