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authorBram Moolenaar <Bram@vim.org>2021-07-18 13:42:29 +0200
committerBram Moolenaar <Bram@vim.org>2021-07-18 13:42:29 +0200
commitc6ba2f9dde6d01c8ab356c239c2259f7d83652a4 (patch)
treec1e27d14ae92ba1ffd4f034031f2f18b773d01d5
parent47bc9c333766ee3d45cb18c583a630e4ad53405a (diff)
patch 8.2.3175: Vim9: using illegal pointer with nested lambdas.v8.2.3175
Problem: Vim9: using illegal pointer with inline function inside a lambda. Solution: Clear eval_tofree_cmdline when advancing to the next line. (closes #8578)
-rw-r--r--src/eval.c5
-rw-r--r--src/testdir/test_vim9_func.vim16
-rw-r--r--src/version.c2
3 files changed, 23 insertions, 0 deletions
diff --git a/src/eval.c b/src/eval.c
index 5dc1642a16..2e8ab3d8fc 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -2177,6 +2177,11 @@ eval_next_line(evalarg_T *evalarg)
vim_free(evalarg->eval_tofree);
evalarg->eval_tofree = line;
}
+
+ // Advanced to the next line, "arg" no longer points into the previous
+ // line.
+ VIM_CLEAR(evalarg->eval_tofree_cmdline);
+
return skipwhite(line);
}
diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index c89c13e2dc..a2c4e7daed 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -2265,6 +2265,22 @@ def Test_nested_inline_lambda()
})
END
CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+
+ def s:func()
+ range(10)
+ ->mapnew((_, _) => ({
+ key: range(10)->mapnew((_, _) => {
+ return ' '
+ }),
+ }))
+ enddef
+
+ defcomp
+ END
+ CheckScriptSuccess(lines)
enddef
def Shadowed(): list<number>
diff --git a/src/version.c b/src/version.c
index e1421ddb4e..8b674d3773 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 3175,
+/**/
3174,
/**/
3173,