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Gold: Skip zero-sized sections for ICF

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Skip zero-sized sections since there is no need to do ICF on them.

	* icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
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H.J. Lu 2020-10-13 05:08:25 -07:00
parent 1b71cfcfdc
commit 1fb1d64f4a
2 changed files with 6 additions and 0 deletions
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4
gold/ChangeLog
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@ -1,3 +1,7 @@
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
* icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
2020-10-09 Alan Modra <amodra@gmail.com> 2020-10-09 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do * powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do

2
gold/icf.cc
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@ -973,6 +973,8 @@ Icf::find_identical_sections(const Input_objects* input_objects,
for (unsigned int i = 0; i < (*p)->shnum(); ++i) for (unsigned int i = 0; i < (*p)->shnum(); ++i)
{ {
if ((*p)->section_size(i) == 0)
continue;
const std::string section_name = (*p)->section_name(i); const std::string section_name = (*p)->section_name(i);
if (!is_section_foldable_candidate(section_name)) if (!is_section_foldable_candidate(section_name))
{ {