llvm-project/llvm/test/CodeGen/X86/GC/deadargelim.ll

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263 B
LLVM

; RUN: opt < %s -deadargelim
declare void @llvm.gcroot(i8**, i8*)
define void @g() {
entry:
call void @f(i32 0)
ret void
}
define internal void @f(i32 %unused) gc "example" {
entry:
%var = alloca i8*
call void @llvm.gcroot(i8** %var, i8* null)
ret void
}