Regressions on trunk at revision 247461 vs revision 247440

[Intel Automatic Testing System [ia32 Core AVX2 PIC]]

New failures:
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c  (test for warnings, line 119)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c  (test for warnings, line 121)

New passes:
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c  (test for warnings, line 123)