[RFAv2 2/4] Fix gdb.ada/rename_subscript_param.exp by using more unique names.

[Joel Brobecker]

> What about this new commit message ?

Loks very good. Thanks Philippe!

> 
> --------------------------------------------------
> Improve gdb.ada/rename_subscript_param.exp by using more unique names.
> 
> With old compilers, the test fails because no debug info is generated
> for 'B' and GDB finds some 'b' in atnat.h:
> 
> (gdb) print b
> Multiple matches for b
> [0] cancel
> [1] b at ../sysdeps/ieee754/dbl-64/atnat.h:106
> [2] b at ../sysdeps/ieee754/dbl-64/atnat.h:106
> [3] b at ../sysdeps/ieee754/dbl-64/atnat.h:106
> > FAIL: gdb.ada/rename_subscript_param.exp: print b before changing its value (timeout)
> 
> Avoid the timeout by renaming 'b' to rename_subscript_param_b.
> 
> Also, change 'before' to 'after' in the gdb_test message that prints
> the value after changing it.
> 
> The test still fails with old compilers that do not properly
> generate debug info for this renaming:
> (gdb) print rename_subscript_param_b
> No definition of "rename_subscript_param_b" in current context.
> (gdb) FAIL: gdb.ada/rename_subscript_param.exp: print rename_subscript_param_b before changing its value
> 
> Note: if the compiler would generate the correct debug info, the test should
> succeed with the name B.  However, waiting for this fix, changing the name
> ensures that the test fails directly, instead of causing a timeout.
> 
> 2018-12-26  Philippe Waroquiers  <philippe.waroquiers@skynet.be>
> 
> 	PR ada/23381
> 	* gdb.ada/rename_subscript_param/pkg.adb (B): Rename to
> 	Rename_Subscript_Param_B.  All users updated.
> 	gdb.ada/rename_subscript_param.exp: Test names made unique.
> 	Note that PR ada/23381 is only fully fixed when using a recent
> 	compiler.
> 
> > 
> > > Also, change 'before' to 'after' in the gdb_test message that prints
> > > the value after changing it.
> > > The test however still fails for me, probably because the Debian stable
> > > Ada compiler is too old, and does not properly generate debug info for
> > > this renamining:
> > > (gdb) print rename_subscript_param_b
> > > No definition of "rename_subscript_param_b" in current context.
> > > (gdb) FAIL: gdb.ada/rename_subscript_param.exp: print rename_subscript_param_b before changing its value
> > > 
> > > Note: if the compiler would generate the correct debug info, the test should
> > > succeed with the name B.  However, waiting for this fix, changing the name
> > > ensures that the test fails directly, instead of causing a timeout.
> > > 
> > > 2018-12-26  Philippe Waroquiers  <philippe.waroquiers@skynet.be>
> > > 
> > > 	* gdb.ada/rename_subscript_param/pkg.adb (B): Rename to
> > > 	Rename_Subscript_Param_B.  All users updated.
> > 
> > The patch itself looks good, though.
> > 

-- 
Joel