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patch 9.0.1492: using uninitialized memory when argument is missing

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Problem:    Using uninitialized memory when argument is missing.
Solution:   Check there are sufficient arguments before the base.
            (closes #12302)
This commit is contained in:
Bram Moolenaar
2023-04-27 16:24:07 +01:00
parent fbf2071ac9
commit b7f2270bab
5 changed files with 23 additions and 1 deletions
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3
src/testdir/test_expr.vim
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@@ -458,6 +458,9 @@ func Test_printf_misc()
call v9.CheckLegacyAndVim9Success(lines)
call v9.CheckLegacyAndVim9Failure(["call printf('123', 3)"], "E767:")
" this was using uninitialized memory
call v9.CheckLegacyAndVim9Failure(["eval ''->printf()"], "E119:")
endfunc
func Test_printf_float()