> From: Jiang, Haochen <[email protected]> > Sent: Monday, February 9, 2026 2:22 PM > > On Linux/x86_64, > > f3f7e7514a794f34a0db1cda63cbaa0f1eb899f5 is the first bad commit > commit f3f7e7514a794f34a0db1cda63cbaa0f1eb899f5 > Author: David Malcolm <[email protected]> > Date: Sat Feb 7 10:21:00 2026 -0500 > > analyzer: fix ICE on operator new with discarded result [PR116228] > > caused > > FAIL: g++.dg/analyzer/ice-pr116228.C -std=c++20 (test for excess errors) > FAIL: g++.dg/analyzer/ice-pr116228.C -std=c++26 (test for excess errors) > FAIL: g++.dg/analyzer/ice-pr116228.C -std=c++98 (test for excess errors) > > with GCC configured with > > ../../gcc/configure --prefix=/export/users3/haochenj/src/gcc- > bisect/master/master/r16-7383/usr --enable-clocale=gnu --with-system-zlib - > -with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran -- > enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap > > To reproduce: > > $ cd {build_dir}/gcc && make check > RUNTESTFLAGS="analyzer.exp=g++.dg/analyzer/ice-pr116228.C -- > target_board='unix{-m32}'" > $ cd {build_dir}/gcc && make check > RUNTESTFLAGS="analyzer.exp=g++.dg/analyzer/ice-pr116228.C -- > target_board='unix{-m32\ -march=cascadelake}'"
Has been fixed on trunk for now according to: https://gcc.gnu.org/pipermail/gcc-regression/2026-February/083386.html Thx, Haochen > > (Please directly reply to this email for question about this report.) > (If you met problems with cascadelake related, disabling AVX512F in > command line might save that.) > (However, please make sure that there is no potential problems with AVX512.)
