From c2df0cfb7b126b4ccca129cb60b75c33d8005884 Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Tue, 30 Jul 2024 09:27:38 -0500
Subject: bootstrap/llvm16: New package

---
 bootstrap/llvm16/macho32.patch | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 bootstrap/llvm16/macho32.patch

(limited to 'bootstrap/llvm16/macho32.patch')

diff --git a/bootstrap/llvm16/macho32.patch b/bootstrap/llvm16/macho32.patch
new file mode 100644
index 000000000..31279d502
--- /dev/null
+++ b/bootstrap/llvm16/macho32.patch
@@ -0,0 +1,17 @@
+Use integer offset math instead of pointer math to determine load
+command bounds.
+
+Upstream-URL: https://github.com/llvm/llvm-project/issues/56746
+
+--- llvm-14.0.6.src/lib/Object/MachOObjectFile.cpp.old	2022-06-22 16:46:24.000000000 +0000
++++ llvm-14.0.6.src/lib/Object/MachOObjectFile.cpp	2022-11-28 04:21:02.730211841 +0000
+@@ -190,7 +190,8 @@
+ getLoadCommandInfo(const MachOObjectFile &Obj, const char *Ptr,
+                    uint32_t LoadCommandIndex) {
+   if (auto CmdOrErr = getStructOrErr<MachO::load_command>(Obj, Ptr)) {
+-    if (CmdOrErr->cmdsize + Ptr > Obj.getData().end())
++    uint64_t Offset = Ptr - Obj.getData().begin();
++    if (CmdOrErr->cmdsize + Offset > Obj.getData().size())
+       return malformedError("load command " + Twine(LoadCommandIndex) +
+                             " extends past end of file");
+     if (CmdOrErr->cmdsize < 8)
-- 
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