diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2020-02-06 19:42:52 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2020-02-06 19:43:03 -0800 |
| commit | 9b538ba71fc7dbab65371e3e4e5f7e093ff25023 (patch) | |
| tree | da4c23f9a303106a0a01e1770034cfbeb112825d /ld/testsuite | |
| parent | 5242a0a000ad7d3f2fa1cd0023f692d53261b302 (diff) | |
| download | gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.zip gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.tar.gz gdb-9b538ba71fc7dbab65371e3e4e5f7e093ff25023.tar.bz2 | |
ELF: Discard a section if any of its linked-to sections has been discarded
Add ldelf_before_place_orphans to call before lang_place_orphans to
discard a section if any of its linked-to sections has been discarded.
PR ld/25022
* emultempl/aix.em (ld_${EMULATION_NAME}_emulation): Add
before_place_orphans_default.
* emultempl/armcoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/beos.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/generic.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/linux.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/msp430.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/pe.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/pep.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/ticoff.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/vanilla.em (ld_${EMULATION_NAME}_emulation): Likewise.
* emultempl/elf.em (ld_${EMULATION_NAME}_emulation): Use
ldelf_before_place_orphans.
* ldelf.c (ldelf_before_place_orphans): New.
* ldelf.h (ldelf_before_place_orphans): Likewise.
* ldemul.c (ldemul_before_place_orphans): Likewise.
(before_place_orphans_default): Likewise.
* ldemul.h (ldemul_before_place_orphans): Likewise.
(before_place_orphans_default): Likewise.
(ld_emulation_xfer_struct): Add before_place_orphans.
* ldlang.c (lang_process): Call ldemul_before_place_orphans
before lang_place_orphans.
* testsuite/ld-elf/pr25022.d: New file.
* testsuite/ld-elf/pr25022.s: Likewise.
* testsuite/ld-elf/pr25022.t: Likewise.
Diffstat (limited to 'ld/testsuite')
| -rw-r--r-- | ld/testsuite/ld-elf/pr25022.d | 9 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/pr25022.s | 11 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/pr25022.t | 1 |
3 files changed, 21 insertions, 0 deletions
diff --git a/ld/testsuite/ld-elf/pr25022.d b/ld/testsuite/ld-elf/pr25022.d new file mode 100644 index 0000000..9a39752 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25022.d @@ -0,0 +1,9 @@ +#ld: -T pr25022.t +#readelf: -SW +#xfail: msp*-* +# msp* doesn't use ldelf_before_place_orphans. + +#failif +#... + +\[ *[0-9]+\] \.(bar|moo|zed) +.* +#... diff --git a/ld/testsuite/ld-elf/pr25022.s b/ld/testsuite/ld-elf/pr25022.s new file mode 100644 index 0000000..ace4f25 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25022.s @@ -0,0 +1,11 @@ + .section .foo,"a" + .dc.a 0 + + .section .moo,"ao",%progbits,.zed + .dc.a 0 + + .section .bar,"ao",%progbits,.foo + .dc.a 0 + + .section .zed,"ao",%progbits,.foo + .dc.a 0 diff --git a/ld/testsuite/ld-elf/pr25022.t b/ld/testsuite/ld-elf/pr25022.t new file mode 100644 index 0000000..bb9aa81 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25022.t @@ -0,0 +1 @@ +SECTIONS { /DISCARD/ : { *(.foo) } } |