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tools: elf: fix copy-elf when gcc links program

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GCC will set the text size to `0` in a certain case that `rust-lld` did
not. This causes the elf copier to add about 512 MB to the image which
it otherwise shouldn't be doing.

Add a workaround that appears to fix the issue.

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross 2022-11-04 12:27:13 +08:00
parent 3a8457852f
commit f861af7620
1 changed files with 1 additions and 1 deletions
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2
tools/src/elf.rs
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@ -209,7 +209,7 @@ pub fn process_program(b: &[u8]) -> Result<ProgramDescription, ElfReadError> {
s.address()
);
continue;
} else if text_offset == 0 && s.size() != 0 {
} else if text_offset == 0 && (s.address() != 0 || s.size() != 0) {
text_offset = s.address() as u32;
text_size += s.size() as u32;
} else {