https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96591
--- Comment #10 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-10 branch has been updated by Richard Biener <rgue...@gcc.gnu.org>: https://gcc.gnu.org/g:277fbd0748279cfcb241eff7c4d5ef93afbfbafd commit r10-9526-g277fbd0748279cfcb241eff7c4d5ef93afbfbafd Author: Richard Biener <rguent...@suse.de> Date: Mon Feb 8 09:52:56 2021 +0100 lto/96591 - walk VECTOR_CST elements in walk_tree This implements walking of VECTOR_CST elements in walk_tree, mimicing the walk of COMPLEX_CST elements. Without this free-lang-data fails to see some types in case they are only refered to via tree constants used only as VECTOR_CST elements. 2021-02-08 Richard Biener <rguent...@suse.de> PR lto/96591 * tree.c (walk_tree_1): Walk VECTOR_CST elements. * g++.dg/lto/pr96591_0.C: New testcase. (cherry picked from commit d4536e431316b4568e236afd7a6017e5efd1b0a1)