weak-alias.ll
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target triple = "wasm32-unknown-unknown"
; Function Attrs: norecurse nounwind readnone
define i32 @direct_fn() #0 {
entry:
ret i32 0
}
@alias_fn = weak alias i32 (), i32 ()* @direct_fn
define i32 @call_direct() #0 {
entry:
%call = call i32 @direct_fn()
ret i32 %call
}
define i32 @call_alias() #0 {
entry:
%call = call i32 @alias_fn()
ret i32 %call
}
define i32 @call_alias_ptr() #0 {
entry:
%fnptr = alloca i32 ()*, align 8
store i32 ()* @alias_fn, i32 ()** %fnptr, align 8
%0 = load i32 ()*, i32 ()** %fnptr, align 8
%call = call i32 %0()
ret i32 %call
}
define i32 @call_direct_ptr() #0 {
entry:
%fnptr = alloca i32 ()*, align 8
store i32 ()* @direct_fn, i32 ()** %fnptr, align 8
%0 = load i32 ()*, i32 ()** %fnptr, align 8
%call = call i32 %0()
ret i32 %call
}