a mistake in gccint doc
Eric Fisher
joefoxreal@gmail.com
Sat May 16 09:29:00 GMT 2009
2009/5/16 Diego Novillo <dnovillo@google.com>:
> On Fri, May 15, 2009 at 02:12, Eric Fisher <joefoxreal@gmail.com> wrote:
>
>> I think it's a mistake between a and b. It should be,
>>
>> "
>> variable @code{a} is completely modified with the contents of
>> variable @code{b}. Real definition are also known as @dfn{killing
>> definitions}. Similarly, the use of @code{b} reads all its bits.
>> "
>
> Thanks, could you send a patch for tree-ssa.texi?
>
>
> Diego.
>
This is a patch for tree-ssa.texi, which corrects the mistake between a and b.
2009-05-16 Eric Fisher <joefoxreal@gmail.com>
* gcc/doc/tree-ssa.texi: fix a mistake in SSA Operands section
Index: tree-ssa.texi
===================================================================
--- tree-ssa.texi (revision 147604)
+++ tree-ssa.texi (working copy)
@@ -108,9 +108,9 @@ full object that they represent. For in
Since @code{a} and @code{b} are non-aliased locals, the statement
@code{a = b} will have one real definition and one real use because
-variable @code{b} is completely modified with the contents of
-variable @code{a}. Real definition are also known as @dfn{killing
-definitions}. Similarly, the use of @code{a} reads all its bits.
+variable @code{a} is completely modified with the contents of
+variable @code{b}. Real definition are also known as @dfn{killing
+definitions}. Similarly, the use of @code{b} reads all its bits.
In contrast, virtual operands are used with variables that can have
a partial or ambiguous reference. This includes structures, arrays,
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