Mercurial > vim
view runtime/syntax/srec.vim @ 33295:a43861545866 v9.0.1913
patch 9.0.1913: if_python: undefined behaviour for function pointers
Commit: https://github.com/vim/vim/commit/2ce070c27acd12ccc614afa4cecf4970a645a4af
Author: Yee Cheng Chin <ychin.git@gmail.com>
Date: Tue Sep 19 20:30:22 2023 +0200
patch 9.0.1913: if_python: undefined behaviour for function pointers
Problem: if_python: undefined behaviour for function pointers
Solution: Fix if_python undefined behavior for function pointer casts
Identified by clang 17 UBSAN (see #12745). Make sure to cast function
pointers with the same signature only.
closes: #13122
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yee Cheng Chin <ychin.git@gmail.com>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 19 Sep 2023 20:45:05 +0200 |
| parents | 46763b01cd9a |
| children |
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" Vim syntax file " Language: Motorola S-Record " Maintainer: Markus Heidelberg <markus.heidelberg@web.de> " Last Change: 2015 Feb 24 " Each record (line) is built as follows: " " field digits states " " +----------+ " | start | 1 ('S') srecRecStart " +----------+ " | type | 1 srecRecType, (srecRecTypeUnknown) " +----------+ " | count | 2 srecByteCount " +----------+ " | address | 4/6/8 srecNoAddress, srecDataAddress, srecRecCount, srecStartAddress, (srecAddressFieldUnknown) " +----------+ " | data | 0..504/502/500 srecDataOdd, srecDataEven, (srecDataUnexpected) " +----------+ " | checksum | 2 srecChecksum " +----------+ " " States in parentheses in the upper format description indicate that they " should not appear in a valid file. " quit when a syntax file was already loaded if exists("b:current_syntax") finish endif syn match srecRecStart "^S" syn match srecRecTypeUnknown "^S." contains=srecRecStart syn match srecRecType "^S[0-35-9]" contains=srecRecStart syn match srecByteCount "^S.[0-9a-fA-F]\{2}" contains=srecRecTypeUnknown nextgroup=srecAddressFieldUnknown,srecChecksum syn match srecByteCount "^S[0-35-9][0-9a-fA-F]\{2}" contains=srecRecType syn match srecAddressFieldUnknown "[0-9a-fA-F]\{2}" contained nextgroup=srecAddressFieldUnknown,srecChecksum syn match srecNoAddress "^S0[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum syn match srecDataAddress "^S1[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum syn match srecDataAddress "^S2[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum syn match srecDataAddress "^S3[0-9a-fA-F]\{10}" contains=srecByteCount nextgroup=srecDataOdd,srecChecksum syn match srecRecCount "^S5[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum syn match srecRecCount "^S6[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum syn match srecStartAddress "^S7[0-9a-fA-F]\{10}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum syn match srecStartAddress "^S8[0-9a-fA-F]\{8}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum syn match srecStartAddress "^S9[0-9a-fA-F]\{6}" contains=srecByteCount nextgroup=srecDataUnexpected,srecChecksum " alternating highlight per byte for easier reading syn match srecDataOdd "[0-9a-fA-F]\{2}" contained nextgroup=srecDataEven,srecChecksum syn match srecDataEven "[0-9a-fA-F]\{2}" contained nextgroup=srecDataOdd,srecChecksum " data bytes which should not exist syn match srecDataUnexpected "[0-9a-fA-F]\{2}" contained nextgroup=srecDataUnexpected,srecChecksum " Data digit pair regex usage also results in only highlighting the checksum " if the number of data characters is even. syn match srecChecksum "[0-9a-fA-F]\{2}$" contained " Define the default highlighting. " Only when an item doesn't have highlighting yet " The default methods for highlighting. Can be overridden later hi def link srecRecStart srecRecType hi def link srecRecTypeUnknown srecRecType hi def link srecRecType WarningMsg hi def link srecByteCount Constant hi def srecAddressFieldUnknown term=italic cterm=italic gui=italic hi def link srecNoAddress DiffAdd hi def link srecDataAddress Comment hi def link srecRecCount srecNoAddress hi def link srecStartAddress srecDataAddress hi def srecDataOdd term=bold cterm=bold gui=bold hi def srecDataEven term=NONE cterm=NONE gui=NONE hi def link srecDataUnexpected Error hi def link srecChecksum DiffChange let b:current_syntax = "srec" " vim: ts=8