diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2018-10-24 18:08:13 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-10-24 18:08:24 -0700 |
| commit | 0a640d719684f25bdb88ae60148c6978e6131701 (patch) | |
| tree | 847a75473aa7a2d0009da97e8a8665d2261b44e2 /ld | |
| parent | 0e139b87870258ce666826efd14fafd543c778d0 (diff) | |
| download | binutils-0a640d719684f25bdb88ae60148c6978e6131701.zip binutils-0a640d719684f25bdb88ae60148c6978e6131701.tar.gz binutils-0a640d719684f25bdb88ae60148c6978e6131701.tar.bz2 | |
ELF: Hide symbols defined in discarded input sections
When assigning symbol version, we should hide debug symbols defined in
discarded sections from IR objects so that they can be removed later.
bfd/
PR ld/23818
* elflink.c (_bfd_elf_link_assign_sym_version): Hide symbols
defined in discarded input sections.
ld/
PR ld/23818
* testsuite/ld-plugin/lto.exp: Run PR ld/23818 test.
* testsuite/ld-plugin/pr23818.d: New file.
* testsuite/ld-plugin/pr23818.t: Likewise.
* testsuite/ld-plugin/pr23818a.c: Likewise.
* testsuite/ld-plugin/pr23818b.c: Likewise.
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 9 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/lto.exp | 6 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr23818.d | 4 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr23818.t | 4 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr23818a.c | 4 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr23818b.c | 7 |
6 files changed, 34 insertions, 0 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index f0a373d..6026575 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,12 @@ +2018-10-24 H.J. Lu <hongjiu.lu@intel.com> + + PR ld/23818 + * testsuite/ld-plugin/lto.exp: Run PR ld/23818 test. + * testsuite/ld-plugin/pr23818.d: New file. + * testsuite/ld-plugin/pr23818.t: Likewise. + * testsuite/ld-plugin/pr23818a.c: Likewise. + * testsuite/ld-plugin/pr23818b.c: Likewise. + 2018-10-23 Alan Modra <amodra@gmail.com> * testsuite/ld-elf/shared.exp: Don't build pr19073 test on alpha. diff --git a/ld/testsuite/ld-plugin/lto.exp b/ld/testsuite/ld-plugin/lto.exp index 18829fd..008bde7 100644 --- a/ld/testsuite/ld-plugin/lto.exp +++ b/ld/testsuite/ld-plugin/lto.exp @@ -219,6 +219,12 @@ set lto_link_tests [list \ [list "Build pr22751.a" \ "$plug_opt" "-flto $lto_no_fat $INT128_CFLAGS" \ {pr22751.c} {} "pr22751.a"] \ + [list "Build libpr23818.so" \ + "-shared -flto -g -Wl,-version-script,pr23818.t" \ + "-g -flto $lto_fat" \ + {pr23818a.c pr23818b.c} \ + {{"readelf" {-s --wide} "pr23818.d"}} \ + "libpr23818.so"] \ ] if { [at_least_gcc_version 4 7] } { diff --git a/ld/testsuite/ld-plugin/pr23818.d b/ld/testsuite/ld-plugin/pr23818.d new file mode 100644 index 0000000..5753cd6 --- /dev/null +++ b/ld/testsuite/ld-plugin/pr23818.d @@ -0,0 +1,4 @@ +#failif +#... +.*0+ +[A-Z]+ +GLOBAL +DEFAULT +ABS foo +#... diff --git a/ld/testsuite/ld-plugin/pr23818.t b/ld/testsuite/ld-plugin/pr23818.t new file mode 100644 index 0000000..45bca55 --- /dev/null +++ b/ld/testsuite/ld-plugin/pr23818.t @@ -0,0 +1,4 @@ +{ + global: bar; + local: *; +}; diff --git a/ld/testsuite/ld-plugin/pr23818a.c b/ld/testsuite/ld-plugin/pr23818a.c new file mode 100644 index 0000000..5b5ccbf --- /dev/null +++ b/ld/testsuite/ld-plugin/pr23818a.c @@ -0,0 +1,4 @@ +void +foo () +{ +} diff --git a/ld/testsuite/ld-plugin/pr23818b.c b/ld/testsuite/ld-plugin/pr23818b.c new file mode 100644 index 0000000..d4be333 --- /dev/null +++ b/ld/testsuite/ld-plugin/pr23818b.c @@ -0,0 +1,7 @@ +void foo (void); + +void +bar (void) +{ + foo (); +} |