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Commit 21c0137a authored by Jakub Jelinek's avatar Jakub Jelinek
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re PR target/64979 (stdarg optimization not able to find escape sites in phi nodes) 

	PR target/64979
	* tree-stdarg.c (pass_stdarg::execute): Scan phi node args for
	va_list escapes.

	* gcc.dg/tree-ssa/stdarg-7.c: New test.
	* gcc.c-torture/execute/pr64979.c: New test.

From-SVN: r220543
parent 468963de
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