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[Bug 1311323] Re: disabling "Show live previews of windows in switcher" leads to wrong mouse position while enabling it breaks "Show Desktop" hot corner

 

$ cat test.c
        struct foo {
            int len; https://www.webb-dev.co.uk/category/computers/
            int items[];
        };
    
        struct foo *p;
    http://www.compilatori.com/category/technology/
        int main() {
            return 0;
        }
        $ gcc test.c -g -O0 -o test http://www.acpirateradio.co.uk/category/computers/
        $ ./gdb -q -nx --data-directory=data-directory ./test -ex 'python gdb.parse_and_eval("p").type.target()["items"].type.range()'
        Reading symbols from ./test... http://www-look-4.com/category/computers/
        /home/simark/src/binutils-gdb/gdb/gdbtypes.h:435: internal-error: LONGEST dynamic_prop::const_val() const: Assertion `m_kind == PROP_CONST' failed. http://www.mconstantine.co.uk/category/services/ 
        A problem internal to GDB has been detected,
        further debugging may prove unreliable.
        Quit this debugging session? (y or n) http://www.logoarts.co.uk/category/computers/
    
    This is because the Python code (typy_range) blindly reads the high
    bound of the type of `items` as a constant value.  Since it is a http://www.iu-bloomington.com/category/computers/
    flexible array member, it has no high bound, the property is undefined.
    Since commit 8c2e4e0689 https://komiya-dental.com/category/computers/ ("gdb: add accessors to struct dynamic_prop"),
    the getters check that you are not http://www.go-mk-websites.co.uk/category/services/ getting a property value of the wrong
    kind, so this causes a failed assertion. http://www.slipstone.co.uk/category/computers/
    
    Fix it by checking if the property is indeed a constant value before http://embermanchester.uk/category/computers/
    accessing it as such.  Otherwise, use 0.  This restores the previous GDB http://fishingnewsletters.co.uk/category/services/
    behavior: because the structure was zero-initialized, http://connstr.net/category/computers/  this is what was
    returned before.  But now this behavior is explicit and not accidental. But now this behavior is explicit and not accidental. But now this behavior is explicit and not  http://the-hunters.org/technology/new-robot/ accidental. But now this behavior is explicit and not accidental. But now this behavior is explicit and is explicit and not accidental.
    http://joerg.li/category/computers/
    Add a test, gdb.python/flexible-array-member.exp, that is derived from
    gdb.base/flexible-array-member.exp. http://www.jopspeech.com/category/computers/  It tests the same things, but
    through the Python API.  It also specifically tests getting the range
    from the various kinds http://www.wearelondonmade.com/category/computers/ of flexible array member types (AFAIK it wasn't
    possible to do the equivalent through the CLI). https://waytowhatsnext.com/category/computers/
    
    gdb/ChangeLog:

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https://bugs.launchpad.net/bugs/1311323

Title:
  disabling "Show live previews of windows in switcher" leads to wrong
  mouse position while enabling it breaks "Show Desktop" hot corner

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