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stage1 link: compiler_rt and builtin libs know ...

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...whether they will be linked with libc
This commit is contained in:
Andrew Kelley 2018-10-09 13:02:01 -04:00
parent e0a94db65e
commit e29a3b1d2a
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1 changed files with 8 additions and 0 deletions
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src/link.cpp
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@ -53,6 +53,14 @@ static Buf *build_a_raw(CodeGen *parent_gen, const char *aname, Buf *full_path)
codegen_set_mmacosx_version_min(child_gen, parent_gen->mmacosx_version_min);
codegen_set_mios_version_min(child_gen, parent_gen->mios_version_min);
// This is so that compiler_rt and builtin libraries know whether they
// will eventually be linked with libc. They make different decisions
// about what to export depending on whether libc is linked.
if (parent_gen->libc_link_lib != nullptr) {
LinkLib *new_link_lib = codegen_add_link_lib(child_gen, parent_gen->libc_link_lib->name);
new_link_lib->provided_explicitly = parent_gen->libc_link_lib->provided_explicitly;
}
child_gen->enable_cache = true;
codegen_build_and_link(child_gen);
return &child_gen->output_file_path;