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Commit 41e6d31e authored by sayle's avatar sayle
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	PR rtl-optimization/12092
	* loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
	is zero.

	* gcc.dg/pr12092-1.c: New test case.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92794 138bc75d-0d04-0410-961f-82ee72b054a4
parent d39c5ca0
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