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Commit dc12b70e authored by Jie Zhang's avatar Jie Zhang Committed by Jie Zhang
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re PR other/43562 (GCC ICE on optimize attribute) 

	PR 43562
	* reload.h (caller_save_initialized_p): Declare.
	* toplev.c (backend_init_target): Don't call
	init_caller_save but set caller_save_initialized_p
	to false.
	* caller-save.c (caller_save_initialized_p): Define.
	(init_caller_save): Check caller_save_initialized_p.
	* ira.c (ira): Call init_caller_save if flag_caller_saves.

	testsuite/
	PR 43562
	* gcc.dg/pr43562.c: New test.

From-SVN: r157849
parent d500b6cf
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