MSYS2-packages/gcc/0002-Cygwin-add-dummy-pthread-tsaware-and-large-address-a.patch
2021-11-30 16:05:04 +01:00

60 lines
2.0 KiB
Diff

From 6a9cba89d748b0d9b6faef736a86da89c1b1dcbd Mon Sep 17 00:00:00 2001
From: Jonathan Yong <10walls@gmail.com>
Date: Sat, 28 Jun 2014 09:44:48 +0800
Subject: [PATCH 02/11] Cygwin: add dummy -pthread, -tsaware and
--large-address-aware for executables only
---
gcc/config/i386/cygwin-w64.h | 1 +
gcc/config/i386/cygwin.h | 2 ++
gcc/config/i386/cygwin.opt | 3 +++
3 files changed, 6 insertions(+)
diff --git a/gcc/config/i386/cygwin-w64.h b/gcc/config/i386/cygwin-w64.h
index 8bac9d05ca7..75896f80d7c 100644
--- a/gcc/config/i386/cygwin-w64.h
+++ b/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. */
diff --git a/gcc/config/i386/cygwin.h b/gcc/config/i386/cygwin.h
index 71fb6135c2c..c42224a7824 100644
--- a/gcc/config/i386/cygwin.h
+++ b/gcc/config/i386/cygwin.h
@@ -102,6 +102,7 @@ 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 \
@@ -140,6 +141,7 @@ 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,
diff --git a/gcc/config/i386/cygwin.opt b/gcc/config/i386/cygwin.opt
index fcec11db6ad..4062e41a780 100644
--- a/gcc/config/i386/cygwin.opt
+++ b/gcc/config/i386/cygwin.opt
@@ -21,4 +21,7 @@
pthread
Driver
+rdynamic
+Driver
+
; Retain blank line above
--
2.31.1