================
@@ -424,7 +424,13 @@ static bool checkAddrInSegment(const Elf_Phdr *phdr,
size_t image_base,
static bool checkForUnwindInfoSegment(const Elf_Phdr *phdr, size_t image_base,
dl_iterate_cb_data *cbdata) {
#if defined(_LIBUNWIND_SUPPORT_DWARF_INDEX)
+#if defined(PT_SUNW_EH_FRAME) && defined(PT_SUNW_UNWIND)
+ // illumos/Solaris use PT_SUNW_EH_FRAME and PT_SUNW_UNWIND instead of
PT_GNU_EH_FRAME.
+ // FreeBSD defines PT_SUNW_UNWIND but not PT_SUNW_EH_FRAME, so check for
both.
----------------
MaskRay wrote:
Actually, consider removing the source change and adding a cmake `-D` like
Haiku did in https://reviews.llvm.org/D157866
https://github.com/llvm/llvm-project/pull/176988
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