cygport 0.36.8-1

Christian Franke Christian.Franke@t-online.de
Tue Feb 13 18:47:40 GMT 2024


Jon Turney via Cygwin wrote:
> On 13/02/2024 13:02, Christian Franke via Cygwin wrote:
>> Jon Turney via Cygwin wrote:
>>> On 12/02/2024 16:49, ASSI via Cygwin wrote:
>>>> Christian Franke via Cygwin writes:
>>>>> This requires that always the same build directory is used.
>>>>
>>>> Would that be solvable by using -ffile-prefix-map or is there more to
>>>> it?
>>>
>>> That should now be used in 0.36.8, so something else leaking the 
>>> local build directory into the package, perhaps
>>
>> A closer look shows that (only) the pathnames of the assembly (*.S) 
>> files in cygwin1.dll.dbg now contain the build path instead of the 
>> mapped path:
>>
>> $ strings cygwin1.dll.dbg | grep '^/.*bcopy\.S$' | uniq
>> /tmp/build/cygwin-3.5.0-1.x86_64/src/newlib-cygwin/winsup/cygwin/x86_64/bcopy.S 
>>
>>
>> The paths in the released package are correct:
>>
>> $ strings /usr/lib/debug/usr/bin/cygwin1.dll.dbg | grep 
>> '^/.*bcopy\.S$' | uniq
>> /usr/src/debug/cygwin-3.5.0-1/winsup/cygwin/x86_64/bcopy.S
>>
>> The regression was introduced by cygport commit 9e82685 in 
>> conjunction with the fact that --file-prefix-map has no effect on *.S 
>> files:
>
> Great.  I guess that means we need to use both options.
>
>>
>> Also gcc builtin specs show that --file-prefix-map is not handled for 
>> asm:
>>
>> $ gcc -dumpspecs | fgrep -A1 '*asm_debug:'
>> *asm_debug:
>> %{%:debug-level-gt(0):%{gstabs*:--gstabs;:%{g*:}}} 
>> %{fdebug-prefix-map=*:--debug-prefix-map %*}
>>
>
> This kind of seems like a bug.
>

It is fixed in current gcc test release:

$ cygcheck -f /bin/gcc
gcc-core-13.2.1+20240203-0.1

$ gcc -dumpspecs | fgrep -A1 '*asm_debug:'
*asm_debug:
%{g*:%{%:debug-level-gt(0):}} %{ffile-prefix-map=*:--debug-prefix-map 
%*} %{fdebug-prefix-map=*:--debug-prefix-map %*}



More information about the Cygwin mailing list