CODING_STYLE: Section about mixed declarations
We had an unwritten rule about declarations having to be at beginning of blocks. Make it a written rule. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Stefan Weil <sw@weilnetz.de> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
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					@ -84,3 +84,10 @@ and clarity it comes on a line by itself:
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Rationale: a consistent (except for functions...) bracing style reduces
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					Rationale: a consistent (except for functions...) bracing style reduces
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ambiguity and avoids needless churn when lines are added or removed.
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					ambiguity and avoids needless churn when lines are added or removed.
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Furthermore, it is the QEMU coding style.
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					Furthermore, it is the QEMU coding style.
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					5. Declarations
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					Mixed declarations (interleaving statements and declarations within blocks)
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					are not allowed; declarations should be at the beginning of blocks.  In other
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					words, the code should not generate warnings if using GCC's
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					-Wdeclaration-after-statement option.
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