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Diffstat (limited to 'app-emulation/wine-vanilla/files/wine-vanilla-7.0-unwind.patch')
-rw-r--r--app-emulation/wine-vanilla/files/wine-vanilla-7.0-unwind.patch40
1 files changed, 40 insertions, 0 deletions
diff --git a/app-emulation/wine-vanilla/files/wine-vanilla-7.0-unwind.patch b/app-emulation/wine-vanilla/files/wine-vanilla-7.0-unwind.patch
new file mode 100644
index 000000000000..74f22362ea9b
--- /dev/null
+++ b/app-emulation/wine-vanilla/files/wine-vanilla-7.0-unwind.patch
@@ -0,0 +1,40 @@
+Fix build with llvm-libunwind, and also fix for non-llvm libunwind
+when using clang+bfd given clang doesn't have _Unwind_Find_FDE in
+its rtlib and expects it from llvm-libunwind.
+
+The _CONFIG_H_ check is for <llvm-libunwind-15 (adds _VERSION).
+--- a/dlls/ntdll/unix/signal_x86_64.c
++++ b/dlls/ntdll/unix/signal_x86_64.c
+@@ -635,7 +635,9 @@
+ unsigned int cie_offset;
+ };
+
++#if defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__) || !defined(__clang__)
+ extern const struct dwarf_fde *_Unwind_Find_FDE (void *, struct dwarf_eh_bases *);
++#endif
+
+ static unsigned char dwarf_get_u1( const unsigned char **p )
+ {
+@@ -1357,7 +1359,7 @@
+ unw_proc_info_t info;
+ int rc;
+
+-#ifdef __APPLE__
++#if defined(__APPLE__) || defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__)
+ rc = unw_getcontext( &unw_context );
+ if (rc == UNW_ESUCCESS)
+ rc = unw_init_local( &cursor, &unw_context );
+@@ -1480,11 +1482,13 @@
+ NTSTATUS CDECL unwind_builtin_dll( ULONG type, DISPATCHER_CONTEXT *dispatch, CONTEXT *context )
+ {
+ struct dwarf_eh_bases bases;
++#if defined(_LIBUNWIND_VERSION) || defined(____LIBUNWIND_CONFIG_H__) || !defined(__clang__)
+ const struct dwarf_fde *fde = _Unwind_Find_FDE( (void *)(context->Rip - 1), &bases );
+
+ if (fde)
+ return dwarf_virtual_unwind( context->Rip, &dispatch->EstablisherFrame, context, fde,
+ &bases, &dispatch->LanguageHandler, &dispatch->HandlerData );
++#endif
+ #ifdef HAVE_LIBUNWIND
+ return libunwind_virtual_unwind( context->Rip, &dispatch->EstablisherFrame, context,
+ &dispatch->LanguageHandler, &dispatch->HandlerData );