0002-Cygwin-add-dummy-pthread-tsaware-and-large-address-a.patch

Author: Blackhex

gcc/config/i386/cygwin-w64.h

@@ -67,6 +67,7 @@ along with GCC; see the file COPYING3.  If not see
   %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \
   %(shared_libgcc_undefs) \
   --dll-search-prefix=cyg \
+  %{rdynamic: --export-all-symbols} \
   %{!shared: %{!mdll: %{" SPEC_32 ":--large-address-aware} --tsaware}}"
 
 /* Cygwin64 will have a 64-bit long type. */

gcc/config/i386/cygwin.h

@@ -93,6 +93,7 @@ along with GCC; see the file COPYING3.  If not see
 
 /* To implement C++ function replacement we always wrap the cxx
    malloc-like operators.  See N2800 #17.6.4.6 [replacement.functions] */
+#undef CXX_WRAP_SPEC_LIST
 #define CXX_WRAP_SPEC_LIST " \
   --wrap _Znwj \
   --wrap _Znaj \
@@ -131,6 +132,7 @@ along with GCC; see the file COPYING3.  If not see
   %{static:-Bstatic} %{!static:-Bdynamic} \
   %{shared|mdll: --enable-auto-image-base -e __cygwin_dll_entry@12} \
   --dll-search-prefix=cyg \
+  %{rdynamic: --export-all-symbols} \
   %{!shared: %{!mdll: --large-address-aware --tsaware}}"
 
 /* Binutils does not handle weak symbols from dlls correctly.  For now,

gcc/config/i386/cygwin.opt

@@ -21,4 +21,7 @@
 pthread
 Driver
 
+rdynamic
+Driver
+
 ; Retain blank line above