llvm/test/Transforms/GlobalDCE/2002-08-17-FunctionDGE.ll
2003-09-16 15:29:54 +00:00

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473 B
LLVM

; Make sure that functions are removed successfully if they are referred to by
; a global that is dead. Make sure any globals they refer to die as well.
; RUN: llvm-as < %s | opt -globaldce | llvm-dis | not grep foo
%b = internal global int ()* %foo ;; Unused, kills %foo
%foo = internal global int 7 ;; Should die when function %foo is killed
implementation
internal int %foo() { ;; dies when %b dies.
%ret = load int* %foo
ret int %ret
}