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| author | Ian Lance Taylor <ian@airs.com> | 2010-01-11 05:44:04 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@airs.com> | 2010-01-11 05:44:04 +0000 |
| commit | 7198066bc1e788f08e3a3fd1435ea50a610b8999 (patch) | |
| tree | 1537216c5465329ffd4a176eff392cbf660fc074 /gold | |
| parent | 6ae8025abbf2cc1e9cb87800c7371338e4cd67bf (diff) | |
| download | gdb-7198066bc1e788f08e3a3fd1435ea50a610b8999.zip gdb-7198066bc1e788f08e3a3fd1435ea50a610b8999.tar.gz gdb-7198066bc1e788f08e3a3fd1435ea50a610b8999.tar.bz2 | |
* resolve.cc (Symbol_table::resolve): Add symbols to the list of
ODR candidates if only one is weak.
Diffstat (limited to 'gold')
| -rw-r--r-- | gold/ChangeLog | 5 | ||||
| -rw-r--r-- | gold/resolve.cc | 12 |
2 files changed, 12 insertions, 5 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index a92796a..77df2b8 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,8 @@ +2010-01-10 Ian Lance Taylor <iant@google.com> + + * resolve.cc (Symbol_table::resolve): Add symbols to the list of + ODR candidates if only one is weak. + 2010-01-08 Ian Lance Taylor <iant@google.com> * script.cc (Version_script_info::build_expression_list_lookup): diff --git a/gold/resolve.cc b/gold/resolve.cc index 9a402f3..408e83b 100644 --- a/gold/resolve.cc +++ b/gold/resolve.cc @@ -342,13 +342,15 @@ Symbol_table::resolve(Sized_symbol<size>* to, // reference, could be a One Definition Rule (ODR) violation -- // especially if the types or sizes of the references differ. We'll // store such pairs and look them up later to make sure they - // actually refer to the same lines of code. (Note: not all ODR - // violations can be found this way, and not everything this finds - // is an ODR violation. But it's helpful to warn about.) + // actually refer to the same lines of code. We also check + // combinations of weak and strong, which might occur if one case is + // inline and the other is not. (Note: not all ODR violations can + // be found this way, and not everything this finds is an ODR + // violation. But it's helpful to warn about.) bool to_is_ordinary; if (parameters->options().detect_odr_violations() - && sym.get_st_bind() == elfcpp::STB_WEAK - && to->binding() == elfcpp::STB_WEAK + && (sym.get_st_bind() == elfcpp::STB_WEAK + || to->binding() == elfcpp::STB_WEAK) && orig_st_shndx != elfcpp::SHN_UNDEF && to->shndx(&to_is_ordinary) != elfcpp::SHN_UNDEF && to_is_ordinary |