zig

commit bae3dbffdf7a0b00f7e6c9100a8fedf62ced4701 (tree)
parent bc7e0342b52a24a1052721396dfa88cd86e1304b
Author: Jakub Konka <kubkon@jakubkonka.com>
Date:   Thu, 26 Sep 2024 21:22:53 +0200

elf: clear dynamic relocs before repopulating

Diffstat:
M
src/link/Elf.zig
 | 
4
++++

1 file changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/link/Elf.zig b/src/link/Elf.zig
@@ -4269,6 +4269,8 @@ fn writeSyntheticSections(self: *Elf) !void {
     }
 
     if (self.rela_dyn_section_index) |shndx| {
+        // TODO: would state tracking be more appropriate here? perhaps even custom relocation type?
+        self.rela_dyn.clearRetainingCapacity();
         const shdr = slice.items(.shdr)[shndx];
         try self.got.addRela(self);
         try self.copy_rel.addRela(self);
@@ -4301,6 +4303,8 @@ fn writeSyntheticSections(self: *Elf) !void {
     }
 
     if (self.rela_plt_section_index) |shndx| {
+        // TODO: would state tracking be more appropriate here? perhaps even custom relocation type?
+        self.rela_plt.clearRetainingCapacity();
         const shdr = slice.items(.shdr)[shndx];
         try self.plt.addRela(self);
         try self.base.file.?.pwriteAll(mem.sliceAsBytes(self.rela_plt.items), shdr.sh_offset);