Re: [PATCH] ld: Skip p33265-2 and pr33265-2 tests on Windows

On 29.06.2026 09:27, Jan Dubiec wrote:
> These tests are expected to fail on Windows because by default maximum path length
> is only 260 characters:
> https://learn.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation?tabs=registry
> 
> Theoretically the issue could be fixed in two ways, as pointed in the linked article:
>    1. using the "\\?\" prefix, but this probably requires a lot of work
>    and should be done "binutils-wide", i.e. all tools should be reviewed
>    from this point of view,
>    2. using manifest file, but this still would require an action from
>    the user – they would have to turn on long paths support in the
>    Windows registry.

Based on this, imo the two tests should become XFAILs instead of being excluded
altogether. However, ...

> Excerpt from the log:
> [...]
> PASS: ld-scripts/pr33265-1
> /d/Works/xcomp/build-binutils-h8300-mingw/ld/../gas/as-new     -o tmpdir/start.o /d/Works/binutils/ld/testsuite/ld-scripts/start.s
> Executing on host: sh -c {/d/Works/xcomp/build-binutils-h8300-mingw/ld/../gas/as-new     -o tmpdir/start.o /d/Works/binutils/ld/testsuite/ld-scripts/start.s 2>&1}  /dev/null dump.tmp (timeout = 300)
> spawn [open ...]
> ./ld-new   -L/d/Works/binutils/ld/testsuite/ld-scripts  -r --whole-archive -lpr33265-2 -o tmpdir/dump tmpdir/start.o 
> Executing on host: sh -c {./ld-new   -L/d/Works/binutils/ld/testsuite/ld-scripts  -r --whole-archive -lpr33265-2 -o tmpdir/dump tmpdir/start.o  2>&1}  /dev/null dump.tmp (timeout = 300)
> spawn [open ...]
> D:\Works\xcomp\build-binutils-h8300-mingw\ld\ld-new.exe: cannot open linker script file D:/Works/binutils/ld/testsuite/ld-scripts\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\././././.\./././././/libpr33265-2.a: No such file or directory

... where are these absurd paths coming from? If there wasn't this excessive
referencing of the current directory, not problem would arise in the first
place, as it looks.

> --- a/ld/testsuite/ld-scripts/script.exp
> +++ b/ld/testsuite/ld-scripts/script.exp
> @@ -246,7 +246,11 @@ run_dump_test "segment-start" {{name (overridden)} \
>  			       {ld -Ttext-segment=0x10000000}}
>  
>  run_dump_test "pr33265-1"
> -run_dump_test "pr33265-2"
> -run_dump_test "pr33265-3"
> +# On Windows hosts the following two cases are expected to fail because
> +# by default maximum path length is only 260 characters.
> +if { ![ishost *-mingw*] } {
> +    run_dump_test "pr33265-2"
> +    run_dump_test "pr33265-3"
> +}

What about Cygwin? Does this somehow circumvent the issue?

Jan