PR tree-optimization/55789
	* g++.dg/tree-ssa/inline-1.C: Update max-inliner-iterations.
	* g++.dg/tree-ssa/inline-2.C: Update max-inliner-iterations.
	* g++.dg/tree-ssa/inline-3.C: Update max-inliner-iterations.
	* g++.dg/ipa/inline-1.C: New testcase.
	* g++.dg/ipa/inline-2.C: New testcase.
	* g++.dg/ipa/inline-3.C: New testcase.
	* params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.

From-SVN: r195751