Regressions on master at commit r11-5640 vs commit r11-5594 on Linux/i686

[H.J. Lu]

New failures:
FAIL: compiler driver --help=target option(s): "^ +-.*[^:.]$" absent from output: "  -mneeded                    Emit GNU_PROPERTY_X86_ISA_1_NEEDED GNU property"
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-11.c (test for excess errors)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-11.c  (test for warnings, line 210)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c second (test for warnings, line 120)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c second (test for warnings, line 122)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-18.c (test for excess errors)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c (test for excess errors)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c  (test for warnings, line 119)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c  (test for warnings, line 121)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c  (test for warnings, line 125)
FAIL: gcc.dg/tree-ssa/builtin-sprintf-warn-1.c  (test for warnings, line 292)

New passes:
FAIL: gcc.dg/analyzer/malloc-vs-local-1b.c  (test for bogus messages, line 170)