[sdcc-devel] [ sdcc-Bugs-1164313 ] sfr's used in a switch statement are not treated volatile

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Bugs item #1164313, was opened at 2005-03-16 03:20
Message generated for change (Settings changed) made by epetrich
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Category: msc51(8051) target
>Group: fixed
>Status: Closed
>Resolution: Fixed
Priority: 5
Submitted By: Maarten Brock (maartenbrock)
>Assigned to: Erik Petrich (epetrich)
Summary: sfr's used in a switch statement are not treated volatile

Initial Comment:
sfr's used in a switch statement are not treated volatile.

SDCC : 
mcs51/gbz80/z80/avr/ds390/pic16/pic14/TININative/xa51/
ds400/hc08 2.4.8 #971 (Mar 13 2005) (MINGW32)

Example code is attached. SBUF should be read once, 
but that is not the case.

Maarten

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>Comment By: Erik Petrich (epetrich)
Date: 2005-03-17 00:54

Message:
Logged In: YES 
user_id=635249

Fixed in src/SDCCicode.c 1.218 (SDCC version 2.4.8 #976)


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