mirrors/neovim
1
0
Fork 0
mirror of https://github.com/neovim/neovim.git synced 2025-10-05 01:16:31 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #29650 from ruuzia/fix_expression_parser_crash

Browse Source 
fix: assert failure in VimL expression parser
This commit is contained in:
bfredl
2024-07-21 16:29:16 +02:00
committed by GitHub
parent 80eda9726f 6720bd440f
commit 7381f0a1d5
2 changed files with 7 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/nvim/viml/parser/expressions.c
View File

@@ -1264,21 +1264,12 @@ static bool viml_pexpr_handle_bop(const ParserState *const pstate, ExprASTStack
|| bop_node->type == kExprNodeSubscript)
? kEOpLvlSubscript
: node_lvl(*bop_node));
#ifndef NDEBUG
const ExprOpAssociativity bop_node_ass = (
(bop_node->type == kExprNodeCall
|| bop_node->type == kExprNodeSubscript)
? kEOpAssLeft
: node_ass(*bop_node));
#endif
do {
ExprASTNode **new_top_node_p = kv_last(*ast_stack);
ExprASTNode *new_top_node = *new_top_node_p;
assert(new_top_node != NULL);
const ExprOpLvl new_top_node_lvl = node_lvl(*new_top_node);
const ExprOpAssociativity new_top_node_ass = node_ass(*new_top_node);
assert(bop_node_lvl != new_top_node_lvl
|| bop_node_ass == new_top_node_ass);
if (top_node_p != NULL
&& ((bop_node_lvl > new_top_node_lvl
|| (bop_node_lvl == new_top_node_lvl