https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87984
--- Comment #45 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <[email protected]>: https://gcc.gnu.org/g:535115caaf97f5201fb528f67f15b4c52be5619d commit r15-7751-g535115caaf97f5201fb528f67f15b4c52be5619d Author: Richard Biener <[email protected]> Date: Fri Feb 28 10:36:11 2025 +0100 tree-optimization/87984 - hard register assignments not preserved The following disables redundant store elimination to hard register variables which isn't valid. PR tree-optimization/87984 * tree-ssa-dom.cc (dom_opt_dom_walker::optimize_stmt): Do not perform redundant store elimination to hard register variables. * tree-ssa-sccvn.cc (eliminate_dom_walker::eliminate_stmt): Likewise. * gcc.target/i386/pr87984.c: New testcase.
