https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302

--- Comment #8 from Zdenek Sojka <zsojka at seznam dot cz> ---
Created attachment 51917
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51917&action=edit
testcase failing with the patch applied

The attached unreduced testcase is failing with the patch applied, but is OK
without the patch:

$
/repo/gcc-trunk/binary-trunk-r12-5705-20211202014655-g1c5317d6214-checking-yes-rtl-df-extra-pr103149-riscv64/bin/riscv64-unknown-linux-gnu-gcc
-O3 -fharden-compares -fno-toplevel-reorder -fno-tree-fre -fno-tree-vrp
-funroll-all-loops xxx.c -static -w
$ qemu-riscv64 -- ./a.out 
Trace/breakpoint trap

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