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@ -25,9 +25,9 @@ |
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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.\" SUCH DAMAGE. |
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.\" |
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.\" $OpenBSD: alloca.3,v 1.13 2013/06/05 03:39:23 tedu Exp $ |
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.\" $OpenBSD: alloca.3,v 1.14 2015/01/17 18:01:43 tedu Exp $ |
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.\" |
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.Dd $Mdocdate: June 5 2013 $ |
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.Dd $Mdocdate: January 17 2015 $ |
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.Dt ALLOCA 3 |
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.Os |
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.Sh NAME |
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@ -51,9 +51,7 @@ function returns a pointer to the beginning of the allocated space. |
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.Sh SEE ALSO |
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.Xr pagesize 1 , |
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.Xr brk 2 , |
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.Xr calloc 3 , |
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.Xr malloc 3 , |
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.Xr realloc 3 |
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.Xr malloc 3 |
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.\" .Sh HISTORY |
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.\" The |
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.\" .Fn alloca |
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@ -62,10 +60,10 @@ function returns a pointer to the beginning of the allocated space. |
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.\" The function appeared in 32v, pwb and pwb.2 and in 3bsd 4bsd |
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.\" The first man page (or link to a man page that I can find at the |
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.\" moment is 4.3... |
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.Sh BUGS |
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.Sh CAVEATS |
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The |
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.Fn alloca |
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function is slightly unsafe because it cannot ensure that the pointer |
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function is unsafe because it cannot ensure that the pointer |
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returned points to a valid and usable block of memory. |
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The allocation made may exceed the bounds of the stack, or even go |
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further into other objects in memory, and |
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