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zld: fix 32bit build

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This commit is contained in:
Jakub Konka 2023-01-21 17:17:34 +01:00
parent 983e373409
commit 6fd1d7b372
1 changed files with 6 additions and 3 deletions
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9
src/link/MachO/UnwindInfo.zig
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@ -568,7 +568,8 @@ pub fn write(info: *UnwindInfo, zld: *Zld) !void {
// Finalize missing address values
rec.rangeStart += text_sect.addr - seg.vmaddr;
if (rec.personalityFunction > 0) {
rec.personalityFunction = personalities[rec.personalityFunction - 1];
const index = math.cast(usize, rec.personalityFunction - 1) orelse return error.Overflow;
rec.personalityFunction = personalities[index];
}
if (rec.compactUnwindEncoding > 0 and !UnwindEncoding.isDwarf(rec.compactUnwindEncoding, cpu_arch)) {
@ -653,13 +654,15 @@ pub fn write(info: *UnwindInfo, zld: *Zld) !void {
try page.write(info, writer);
const nwritten = cwriter.bytes_written - start;
if (nwritten < second_level_page_bytes) {
try writer.writeByteNTimes(0, second_level_page_bytes - nwritten);
const offset = math.cast(usize, second_level_page_bytes - nwritten) orelse return error.Overflow;
try writer.writeByteNTimes(0, offset);
}
}
const padding = buffer.items.len - cwriter.bytes_written;
if (padding > 0) {
mem.set(u8, buffer.items[cwriter.bytes_written..], 0);
const offset = math.cast(usize, cwriter.bytes_written) orelse return error.Overflow;
mem.set(u8, buffer.items[offset..], 0);
}
try zld.file.pwriteAll(buffer.items, sect.offset);