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authorAlan Modra <amodra@gmail.com>2023-05-13 14:50:23 +0930
committerAlan Modra <amodra@gmail.com>2023-05-13 15:12:48 +0930
commit31f149015865401c760e9d76157734996fbab770 (patch)
treec85ceeb9c7d8a6d5dc28e771368f214f9f314364 /ld/ld.texi
parenta793b1c488753b944c693d7d1462af7ea182b197 (diff)
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PR28902, -T script with INSERT ordering
The answer to PR28902 may be deduced from the existing INSERT documentation that says the default script is parsed after the -T INSERT script, if you assume (correctly) that nothing special is done when inserting into -T scripts overriding the default script. In both cases INSERT handling looks for the specified output section later on the internal list of parsed script commands. This isn't obvious though, so make the ordering explicit, and mention that section assignments are the same too. PR 28902 * ld.texi (INSERT): Specify ordering when -T is used both to override the default script and to augment.
Diffstat (limited to 'ld/ld.texi')
-rw-r--r--ld/ld.texi9
1 files changed, 8 insertions, 1 deletions
diff --git a/ld/ld.texi b/ld/ld.texi
index 012eec2..8038de3 100644
--- a/ld/ld.texi
+++ b/ld/ld.texi
@@ -1085,7 +1085,8 @@ a linker bug report.
@item -T @var{scriptfile}
@itemx --script=@var{scriptfile}
Use @var{scriptfile} as the linker script. This script replaces
-@command{ld}'s default linker script (rather than adding to it), so
+@command{ld}'s default linker script (rather than adding to it),
+unless the script contains @code{INSERT}, so
@var{commandfile} must specify everything necessary to describe the
output file. @xref{Scripts}. If @var{scriptfile} does not exist in
the current directory, @code{ld} looks for it in the directories
@@ -4442,6 +4443,12 @@ SECTIONS
INSERT AFTER .text;
@end smallexample
+Note that when @samp{-T} is used twice, once to override the default
+script and once to augment that script using @code{INSERT} the order
+of parsing and section assignments apply as for the default script.
+The script with @code{INSERT} should be specified @emph{first} on the
+command line.
+
@item NOCROSSREFS(@var{section} @var{section} @dots{})
@kindex NOCROSSREFS(@var{sections})
@cindex cross references