| ... | ... | @@ -2001,6 +2001,15 @@ or |
| 2001 | 2001 | the pointer is never dereferenced:</p> |
| 2002 | 2002 | {#code|test_comptime_pointer_conversion.zig#} |
| 2003 | 2003 | |
| 2004 | <p> |
| 2005 | {#link|@ptrCast#} converts a pointer's element type to another. This |
| 2006 | creates a new pointer that can cause undetectable illegal behavior |
| 2007 | depending on the loads and stores that pass through it. Generally, other |
| 2008 | kinds of type conversions are preferable to |
| 2009 | {#syntax#}@ptrCast{#endsyntax#} if possible. |
| 2010 | </p> |
| 2011 | {#code|test_pointer_casting.zig#} |
| 2012 | |
| 2004 | 2013 | {#see_also|Optional Pointers|@ptrFromInt|@intFromPtr|C Pointers#} |
| 2005 | 2014 | {#header_open|volatile#} |
| 2006 | 2015 | <p>Loads and stores are assumed to not have side effects. If a given load or store |
| ... | ... | @@ -2015,14 +2024,6 @@ or |
| 2015 | 2024 | Input/Output, it is probably a bug. |
| 2016 | 2025 | </p> |
| 2017 | 2026 | {#header_close#} |
| 2018 | | <p> |
| 2019 | | {#link|@ptrCast#} converts a pointer's element type to another. This |
| 2020 | | creates a new pointer that can cause undetectable illegal behavior |
| 2021 | | depending on the loads and stores that pass through it. Generally, other |
| 2022 | | kinds of type conversions are preferable to |
| 2023 | | {#syntax#}@ptrCast{#endsyntax#} if possible. |
| 2024 | | </p> |
| 2025 | | {#code|test_pointer_casting.zig#} |
| 2026 | 2027 | |
| 2027 | 2028 | {#header_open|Alignment#} |
| 2028 | 2029 | <p> |
Andrew Kelley <andrew@ziglang.org> 2024-12-30 22:05:30-08:00