https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89887
--- Comment #4 from vfdff <zhongyunde at huawei dot com> --- I check that base on gcc-431, and find the local array will be placed in read only section, i.e. gcc-431 can found the array not be touched with the option -fno-toplevel-reorder. so is it a regression ? ~/GCC/gcc-431/binary/bin/gcc dd.c -O2 -fno-toplevel-reorder -S