Regressions on master at commit r16-1551 vs commit r16-1550 on Linux/x86_64 New failures:
New passes: FAIL: gcc.dg/guality/pr54693-2.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions -DPREVENT_OPTIMIZATION line 21 i == v + 1
