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| author | H.J. Lu <hjl.tools@gmail.com> | 2022-02-11 15:13:19 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2022-02-13 20:31:44 -0800 |
| commit | 20ea3acc727f3be6322dfbd881e506873535231d (patch) | |
| tree | 0971a9368c01ffa00043979203002b9be1e27c1d /ld/testsuite | |
| parent | bb88f104253172deca66cc113d1f47af64005804 (diff) | |
| download | gdb-20ea3acc727f3be6322dfbd881e506873535231d.zip gdb-20ea3acc727f3be6322dfbd881e506873535231d.tar.gz gdb-20ea3acc727f3be6322dfbd881e506873535231d.tar.bz2 | |
ld: Keep indirect symbol from IR if referenced from shared object
Don't change indirect symbol defined in IR to undefined if it is
referenced from shared object.
bfd/
PR ld/28879
* elflink.c (_bfd_elf_merge_symbol): Don't change indirect
symbol defined in IR to undefined if it is referenced from
shared object.
ld/
PR ld/28879
* testsuite/ld-plugin/lto.exp: Run PR ld/28879 tests.
* testsuite/ld-plugin/pr28879a.cc: New file.
* testsuite/ld-plugin/pr28879b.cc: Likewise.
Diffstat (limited to 'ld/testsuite')
| -rw-r--r-- | ld/testsuite/ld-plugin/lto.exp | 26 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr28879a.cc | 7 | ||||
| -rw-r--r-- | ld/testsuite/ld-plugin/pr28879b.cc | 8 |
3 files changed, 41 insertions, 0 deletions
diff --git a/ld/testsuite/ld-plugin/lto.exp b/ld/testsuite/ld-plugin/lto.exp index a70a845..64b8802 100644 --- a/ld/testsuite/ld-plugin/lto.exp +++ b/ld/testsuite/ld-plugin/lto.exp @@ -471,6 +471,32 @@ set lto_link_elf_tests [list \ [list {pr27441c.so} \ {-shared -fPIC -Wl,--as-needed tmpdir/pr27441c.o tmpdir/pr27441b.so tmpdir/pr27441a.so} {-fPIC} \ {dummy.c} {{readelf {-dW} pr27441c.d}} {pr27441c.so}] \ + [list \ + "Build libpr28879a.so" \ + "-shared" \ + "-O0 -fpic" \ + {pr28879a.cc} \ + {} \ + "libpr28879a.so" \ + "c++" \ + ] \ + [list \ + "Build libpr28879b.so" \ + "-shared -Wl,--no-as-needed tmpdir/libpr28879a.so" \ + "-O2 -fpic" \ + {dummy.c} \ + {} \ + "libpr28879b.so" \ + ] \ + [list \ + "Build pr28879" \ + "-Wl,--no-as-needed tmpdir/libpr28879b.so -Wl,-rpath-link,." \ + "-O0 -flto -D_GLIBCXX_ASSERTIONS" \ + {pr28879b.cc} \ + {} \ + "pr28879" \ + "c++" \ + ] \ ] # PR 14918 checks that libgcc is not spuriously included in a shared link of diff --git a/ld/testsuite/ld-plugin/pr28879a.cc b/ld/testsuite/ld-plugin/pr28879a.cc new file mode 100644 index 0000000..8307a42 --- /dev/null +++ b/ld/testsuite/ld-plugin/pr28879a.cc @@ -0,0 +1,7 @@ +#include <string> + +void +func (std::string *s) +{ + delete s; +} diff --git a/ld/testsuite/ld-plugin/pr28879b.cc b/ld/testsuite/ld-plugin/pr28879b.cc new file mode 100644 index 0000000..02fc351 --- /dev/null +++ b/ld/testsuite/ld-plugin/pr28879b.cc @@ -0,0 +1,8 @@ +#include <string> + +int +main (void) +{ + std::string header; + return 0; +} |