Skip to content

Add information on new C4862 warning #5610

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 3 commits into
base: main
Choose a base branch
from
Open

Add information on new C4862 warning #5610

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
747deb3
Add new C4862 in "Microsoft C/C++ compiler warnings C4800 through C4999"
Rageking8 Aug 2, 2025
73e4301
Add boilerplate for version 17.14 in "Compiler Warnings by compiler v…
Rageking8 Aug 2, 2025
5d5bfd7
Add new C4862 in "Compiler Warnings by compiler version"
Rageking8 Aug 2, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
9 changes: 9 additions & 0 deletions docs/error-messages/compiler-warnings/compiler-warnings-by-compiler-version.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ These versions of the compiler introduced new warnings:

| Product | Compiler version number |
|--|--|
| Visual Studio 2022 version 17.14 | 19.44 |
| Visual Studio 2022 version 17.13 | 19.43 |
| Visual Studio 2022 version 17.12 | 19.42 |
| Visual Studio 2022 version 17.11 | 19.41 |
Expand Down Expand Up @@ -63,6 +64,14 @@ The following sections list the warnings introduced by each version of Visual C+

::: moniker range=">= msvc-170"

## Warnings introduced in Visual Studio 2022 version 17.14 (compiler version 19.44)

These warnings, and all warnings in later versions, are suppressed by using the compiler option **`/Wv:19.43`**.

| Warning | Message |
|--|--|
| C4862 | justification property is not allowed with more than one warning number |

## Warnings introduced in Visual Studio 2022 version 17.13 (compiler version 19.43)

These warnings, and all warnings in later versions, are suppressed by using the compiler option **`/Wv:19.42`**.
Expand Down
5 changes: 3 additions & 2 deletions docs/error-messages/compiler-warnings/compiler-warnings-c4800-through-c4999.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,8 @@
title: "Microsoft C/C++ compiler (MSVC) warnings C4800 through C4999"
description: "Table of Microsoft C/C++ compiler (MSVC) warnings C4800 through C4999."
ms.date: 04/17/2024
f1_keywords: ["C4801", "C4808", "C4809", "C4815", "C4826", "C4827", "C4828", "C4837", "C4842", "C4844", "C4845", "C4846", "C4847", "C4848", "C4849", "C4854", "C4855", "C4856", "C4857", "C4858", "C4859", "C4860", "C4861", "C4869", "C4872", "C4880", "C4881", "C4882", "C4883", "C4907", "C4916", "C4921", "C4934", "C4954", "C4955", "C4963", "C4966", "C4970", "C4971", "C4973", "C4974", "C4975", "C4976", "C4981", "C4983", "C4987", "C4988", "C4989", "C4990", "C4991", "C4992", "C4998"]
helpviewer_keywords: ["C4801", "C4808", "C4809", "C4815", "C4826", "C4827", "C4828", "C4837", "C4842", "C4844", "C4845", "C4846", "C4847", "C4848", "C4849", "C4854", "C4855", "C4856", "C4857", "C4858", "C4859", "C4860", "C4861", "C4869", "C4872", "C4880", "C4881", "C4882", "C4883", "C4907", "C4916", "C4921", "C4934", "C4954", "C4955", "C4963", "C4966", "C4970", "C4971", "C4973", "C4974", "C4975", "C4976", "C4981", "C4983", "C4987", "C4988", "C4989", "C4990", "C4991", "C4992", "C4998"]
f1_keywords: ["C4801", "C4808", "C4809", "C4815", "C4826", "C4827", "C4828", "C4837", "C4842", "C4844", "C4845", "C4846", "C4847", "C4848", "C4849", "C4854", "C4855", "C4856", "C4857", "C4858", "C4859", "C4860", "C4861", "C4862", "C4869", "C4872", "C4880", "C4881", "C4882", "C4883", "C4907", "C4916", "C4921", "C4934", "C4954", "C4955", "C4963", "C4966", "C4970", "C4971", "C4973", "C4974", "C4975", "C4976", "C4981", "C4983", "C4987", "C4988", "C4989", "C4990", "C4991", "C4992", "C4998"]
helpviewer_keywords: ["C4801", "C4808", "C4809", "C4815", "C4826", "C4827", "C4828", "C4837", "C4842", "C4844", "C4845", "C4846", "C4847", "C4848", "C4849", "C4854", "C4855", "C4856", "C4857", "C4858", "C4859", "C4860", "C4861", "C4862", "C4869", "C4872", "C4880", "C4881", "C4882", "C4883", "C4907", "C4916", "C4921", "C4934", "C4954", "C4955", "C4963", "C4966", "C4970", "C4971", "C4973", "C4974", "C4975", "C4976", "C4981", "C4983", "C4987", "C4988", "C4989", "C4990", "C4991", "C4992", "C4998"]
---
# Microsoft C/C++ compiler warnings C4800 through C4999

Expand Down Expand Up @@ -63,6 +63,7 @@ The articles in this section describe Microsoft C/C++ compiler warning messages
| Compiler warning (level 4) C4859 | '*value*' is not a valid argument for '`/presetWarn`': it must be a decimal value > 0. Command-line flag ignored |
| Compiler warning (level 4) C4860 | '*object name*': compiler zero initialized '*number*' bytes of storage |
| Compiler warning (level 4) C4861 | compiler zero initialized '*number*' bytes of storage |
| Compiler warning (level 1) C4862 | justification property is not allowed with more than one warning number |
| [Compiler warning (level 4) C4866](c4866.md) | compiler may not enforce left-to-right evaluation order for call to *operator_name* |
| [Compiler warning (level 1, error) C4867](compiler-warning-c4867.md) |'*function name*': non-standard syntax; use '`&`' to create a pointer to member|
| [Compiler warning (level 4) C4868](compiler-warning-c4868.md) | '*file*(*line_number*)' compiler may not enforce left-to-right evaluation order in braced initialization list |
Expand Down