https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84740
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Thu Mar 8 07:29:42 2018 New Revision: 258354 URL: https://gcc.gnu.org/viewcvs?rev=258354&root=gcc&view=rev Log: PR tree-optimization/84740 * tree-switch-conversion.c (process_switch): Call build_constructors only if info.phi_count is non-zero. * gcc.dg/torture/pr84740.c: New test. Added: trunk/gcc/testsuite/gcc.dg/torture/pr84740.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-switch-conversion.c