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 "Symbol unrecognized" bug in Visual Assist X
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William Brown
Starting Member

USA
1 Posts

Posted - Jan 09 2014 :  5:42:02 PM  Show Profile  Reply with Quote
I use a rather strange method for defining globals in my embedded C code.
#define _SPI_DRV_GLOBALS is put at the top of the C file associated with these this header.

#ifdef _SPI_DRV_GLOBALS // Locally defined init vals possible
#define H_EXTERN_VARIABLE volatile
#define H_V_I(x) x
#else // defined as extern in other files
#define H_EXTERN_VARIABLE extern volatile
#define H_V_I(x)
#endif // end #ifdef _SPI_DRV_GLOBALS

H_EXTERN_VARIABLE U8 g_nLEDduration H_V_I( = 250 );

#undef H_EXTERN_VARIABLE

so the variable g_nLEDduration is global, and if any other C file includes this header it shows up defined as extern.

The issue i found is that the line:
H_EXTERN_VARIABLE U8 g_nLEDduration H_V_I( = 250 );
causes the VA X not to see the reference.
if I put a space in before the ; it works though

so:
H_EXTERN_VARIABLE U8 g_nLEDduration H_V_I( = 250 ) ;
is referenced just fine.

Bill

William Brown
Aerodyne Research Inc.

feline
Whole Tomato Software

United Kingdom
18943 Posts

Posted - Jan 11 2014 :  9:36:00 PM  Show Profile  Reply with Quote
I am seeing the same effect here. Thank you for the clear description:

case=79527

This is quite unexpected, I would not have expected a space before the semi-colon to have such an effect. At least the solution is simple, which is good news.

zen is the art of being at one with the two'ness
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