Mercurial > vim
view runtime/indent/idlang.vim @ 15109:b91cd042c2fc v8.1.0565
patch 8.1.0565: asan complains about reading before allocated block
commit https://github.com/vim/vim/commit/10600db772a6b50093b8027509d7089c209d1e26
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Dec 5 19:46:07 2018 +0100
patch 8.1.0565: asan complains about reading before allocated block
Problem: Asan complains about reading before allocated block.
Solution: Workaround: Avoid offset from becoming negative.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Wed, 05 Dec 2018 20:00:07 +0100 |
parents | 63b0b7b79b25 |
children | 9c221ad9634a |
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" IDL (Interactive Data Language) indent file. " Language: IDL (ft=idlang) " Last change: 2017 Jun 13 " Maintainer: Aleksandar Jelenak <ajelenak AT yahoo.com> " Only load this indent file when no other was loaded. if exists("b:did_indent") finish endif let b:did_indent = 1 setlocal indentkeys=o,O,0=endif,0=ENDIF,0=endelse,0=ENDELSE,0=endwhile,0=ENDWHILE,0=endfor,0=ENDFOR,0=endrep,0=ENDREP setlocal indentexpr=GetIdlangIndent(v:lnum) " Only define the function once. if exists("*GetIdlangIndent") finish endif function GetIdlangIndent(lnum) " First non-empty line above the current line. let pnum = prevnonblank(v:lnum-1) " v:lnum is the first non-empty line -- zero indent. if pnum == 0 return 0 endif " Second non-empty line above the current line. let pnum2 = prevnonblank(pnum-1) " Current indent. let curind = indent(pnum) " Indenting of continued lines. if getline(pnum) =~ '\$\s*\(;.*\)\=$' if getline(pnum2) !~ '\$\s*\(;.*\)\=$' let curind = curind+shiftwidth() endif else if getline(pnum2) =~ '\$\s*\(;.*\)\=$' let curind = curind-shiftwidth() endif endif " Indenting blocks of statements. if getline(v:lnum) =~? '^\s*\(endif\|endelse\|endwhile\|endfor\|endrep\)\>' if getline(pnum) =~? 'begin\>' elseif indent(v:lnum) > curind-shiftwidth() let curind = curind-shiftwidth() else return -1 endif elseif getline(pnum) =~? 'begin\>' if indent(v:lnum) < curind+shiftwidth() let curind = curind+shiftwidth() else return -1 endif endif return curind endfunction