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contrib: modernize filter-clang-warnings.py

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contrib/ChangeLog:

	* filter-clang-warnings.py: Modernize and filter 2 more
	patterns.
This commit is contained in:
Martin Liska 2020-12-08 11:07:25 +01:00
parent 31007091b1
commit 19c1ef85c3
1 changed files with 24 additions and 17 deletions
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41
contrib/filter-clang-warnings.py
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@ -21,17 +21,24 @@
#
#
import sys
import argparse
def skip_warning(filename, message):
ignores = {
'': ['-Warray-bounds', '-Wmismatched-tags', 'gcc_gfc: -Wignored-attributes', '-Wchar-subscripts',
'string literal (potentially insecure): -Wformat-security', '-Wdeprecated-register',
'-Wvarargs', 'keyword is hidden by macro definition', "but the argument has type 'char *': -Wformat-pedantic",
'-Wnested-anon-types', 'qualifier in explicit instantiation of', 'attribute argument not supported: asm_fprintf',
'when in C++ mode, this behavior is deprecated', '-Wignored-attributes', '-Wgnu-zero-variadic-macro-arguments',
'-Wformat-security'],
'': ['-Warray-bounds', '-Wmismatched-tags',
'gcc_gfc: -Wignored-attributes', '-Wchar-subscripts',
'string literal (potentially insecure): -Wformat-security',
'-Wdeprecated-register',
'-Wvarargs', 'keyword is hidden by macro definition',
"but the argument has type 'char *': -Wformat-pedantic",
'-Wnested-anon-types',
'qualifier in explicit instantiation of',
'attribute argument not supported: asm_fprintf',
'when in C++ mode, this behavior is deprecated',
'-Wignored-attributes', '-Wgnu-zero-variadic-macro-arguments',
'-Wformat-security', '-Wundefined-internal',
'-Wunknown-warning-option'],
'insn-modes.c': ['-Wshift-count-overflow'],
'insn-emit.c': ['-Wtautological-compare'],
'insn-attrtab.c': ['-Wparentheses-equality'],
@ -47,26 +54,26 @@ def skip_warning(filename, message):
for i in ignores:
if name in filename and i in message:
return True
return False
parser = argparse.ArgumentParser()
parser.add_argument('log', help = 'Log file with clang warnings')
parser.add_argument('log', help='Log file with clang warnings')
args = parser.parse_args()
lines = [l.strip() for l in open(args.log)]
lines = [line.strip() for line in open(args.log)]
total = 0
messages = []
for l in lines:
for line in lines:
token = ': warning: '
i = l.find(token)
i = line.find(token)
if i != -1:
location = l[:i]
message = l[i + len(token):]
location = line[:i]
message = line[i + len(token):]
if not skip_warning(location, message):
total += 1
messages.append(l)
messages.append(line)
for l in sorted(messages):
print(l)
for line in sorted(messages):
print(line)
print('\nTotal warnings: %d' % total)