https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123040
--- Comment #8 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-15 branch has been updated by Richard Biener <[email protected]>: https://gcc.gnu.org/g:eeb6091821b39c6df060a58cc740284e3b4f0f97 commit r15-10659-geeb6091821b39c6df060a58cc740284e3b4f0f97 Author: Richard Biener <[email protected]> Date: Mon Dec 8 11:06:54 2025 +0100 tree-optimization/123040 - handle nary -> ifn simplification in VN The following handles (by rejecting) simplifications that end up turning a VN NARY operation into a call which would be a VN REFERENCE and is unexpected and not handled. PR tree-optimization/123040 * tree-ssa-sccvn.cc (vn_nary_build_or_lookup_1): Only insert nary results. * g++.dg/torture/pr123040.C: New testcase. (cherry picked from commit 5a6d911ca2e253297bc2f3be9d9db2a71a244a94)
