https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121310
--- Comment #1 from Sam James <sjames at gcc dot gnu.org> --- Created attachment 62003 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62003&action=edit widen_mul_test.cxx.xz Attached a much larger testcase too which is minimally modified to just be standalone. ``` $ g++ -O3 -march=armv7-a -mfpu=vfpv3-d16 -mfloat-abi=hard widen_mul_test.cxx -o widen_mul_test $ ./widen_mul_test Aborted (core dumped) ```