clang 5.0 unknown arguments error
Clang 5.0 throws a lot of unknown error messages when running the following command: 
`CodeChecker analyze test.json -o ./reports`

```bash
[ERROR] [2018-01-16 08:42] - Analyzing 'test1.c' with clangsa failed.
[ERROR] [2018-01-16 08:42] - clang-5.0: error: unknown argument: '-msahf'
clang-5.0: error: unknown argument: '-mno-abm'

[ERROR] [2018-01-16 08:42] - Analyzing 'test2.c' with clangsa failed.
[ERROR] [2018-01-16 08:42] - clang-5.0: error: unknown argument: '-msahf'
clang-5.0: error: unknown argument: '-mno-abm'

[ERROR] [2018-01-16 08:42] - Analyzing 'test3.c' with clangsa failed.
[ERROR] [2018-01-16 08:42] - clang-5.0: error: unknown argument: '-msahf'
clang-5.0: error: unknown argument: '-mno-abm'

[ERROR] [2018-01-16 08:42] - Analyzing 'test4.c' with clangsa failed.
[ERROR] [2018-01-16 08:42] - clang-5.0: error: unknown argument: '-fr'
clang-5.0: error: unknown argument: '-fs'
clang-5.0: error: unknown argument: '-ffp'
clang-5.0: error: unknown argument: '-fno-jump-table'
clang-5.0: error: unknown argument: '-finline-local-initialisers'
clang-5.0: error: unknown argument: '-fno-jump-table'

[ERROR] [2018-01-16 08:42] - Analyzing 'test5.c' with clangsa failed.
[ERROR] [2018-01-16 08:42] - clang-5.0: error: unknown argument: '-fr'
clang-5.0: error: unknown argument: '-fs'
clang-5.0: error: unknown argument: '-ffp'
clang-5.0: error: unknown argument: '-fno-jump-table'
clang-5.0: error: unknown argument: '-finline-local-initialisers'
clang-5.0: error: unknown argument: '-fno-jump-table'
```
diff --git a/libcodechecker/log/option_parser.py b/libcodechecker/log/option_parser.py
index d1452bfb..0c06bcb0 100644
--- a/libcodechecker/log/option_parser.py
+++ b/libcodechecker/log/option_parser.py
@@ -153,34 +153,41 @@ UNKNOWN_OPTIONS_MAP_REGEX = {
     '^-fcse-follow-jumps': 0,
     '^-fcse-skip-blocks': 0,
     '^-ffixed-r2': 0,
+    '^-ffp$': 0,
     '^-fgcse-lm': 0,
     '^-fhoist-adjacent-loads': 0,
     '^-findirect-inlining': 0,
     '^-finline-limit.*': 0,
+    '^-finline-local-initialisers': 0,
     '^-fipa-sra': 0,
     '^-fno-aggressive-loop-optimizations': 0,
     '^-fno-delete-null-pointer-checks': 0,
+    '^-fno-jump-table': 0,
     '^-fno-strength-reduce': 0,
     '^-fno-toplevel-reorder': 0,
     '^-fno-unit-at-a-time': 0,
     '^-fno-var-tracking-assignments': 0,
     '^-fpartial-inlining': 0,
     '^-fpeephole2': 0,
+    '^-fr$': 0,
     '^-fregmove': 0,
     '^-frename-registers': 0,
     '^-freorder-functions': 0,
     '^-frerun-cse-after-loop': 0,
+    '^-fs$': 0,
     '^-fsched-spec': 0,
     '^-fthread-jumps': 0,
     '^-ftree-pre': 0,
     '^-ftree-switch-conversion': 0,
     '^-ftree-tail-merge': 0,
+    '^-m(no-)?abm.*$': 0,
     '^-m(no-)?sdata.*$': 0,
     '^-m(no-)?spe.*': 0,
     '^-m(no-)?string$': 0,
     '^-maccumulate-outgoing-args': 0,
     '^-mfix-cortex-m3-ldrd$': 0,
     '^-mmultiple$': 0,
+    '^-msahf$': 0,
     '^-mthumb-interwork$': 0,
     '^-mupdate$': 0,
 
['libcodechecker/log/option_parser.py']