https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86835
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Sat Aug 11 11:29:12 2018 New Revision: 263487 URL: https://gcc.gnu.org/viewcvs?rev=263487&root=gcc&view=rev Log: PR tree-optimization/86835 * tree-ssa-math-opts.c (insert_reciprocals): Even when inserting new_stmt after def_gsi, make sure to insert new_square_stmt after that stmt, not 2 stmts before it. * gcc.dg/pr86835.c: New test. Added: trunk/gcc/testsuite/gcc.dg/pr86835.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-math-opts.c