From d043fd1f1e9aad826f295cb6a7e5e09cf87e8b230ed565b6680c4a616f17a875 Mon Sep 17 00:00:00 2001
From: Dirk Stoecker <opensuse@dstoecker.de>
Date: Tue, 15 Mar 2022 15:46:06 +0000
Subject: [PATCH] Accepting request 961861 from home:bmwiedemann:branches:games

Add fix-i586-build.patch to fix build on i586

OBS-URL: https://build.opensuse.org/request/show/961861
OBS-URL: https://build.opensuse.org/package/show/games/0ad?expand=0&rev=118
---
 0ad.changes          |  5 +++++
 0ad.spec             |  5 ++++-
 fix-i586-build.patch | 40 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 fix-i586-build.patch

diff --git a/0ad.changes b/0ad.changes
index 9934df9..c0272c3 100644
--- a/0ad.changes
+++ b/0ad.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Mar 13 11:57:58 UTC 2022 - Bernhard Wiedemann <bwiedemann@suse.com>
+
+- Add fix-i586-build.patch to fix build on i586
+
 -------------------------------------------------------------------
 Fri Mar 11 10:35:08 UTC 2022 - Dominique Leuenberger <dimstar@opensuse.org>
 
diff --git a/0ad.spec b/0ad.spec
index 6d67e06..a371b64 100644
--- a/0ad.spec
+++ b/0ad.spec
@@ -22,7 +22,6 @@
 %else
 %bcond_with nvtt
 %endif
-ExcludeArch:    %{ix86}
 # We can use the system mozjs on Tumbleweed and Leap 15.4.
 %if 0%{?suse_version} > 1500 || 0%{?sle_version} >= 150400
 %bcond_without system_mozjs
@@ -47,6 +46,7 @@ Patch1:         no-version-check.patch
 Patch2:         PrepareZoneForGC.patch
 # PATCH-FIX-UPSTREAM -- Don't define M_PIf if glibc already provides it
 Patch3:         glibc-2.35.patch
+Patch4:         fix-i586-build.patch
 BuildRequires:  cmake
 BuildRequires:  gcc-c++
 BuildRequires:  libXcursor-devel
@@ -101,6 +101,9 @@ flexible game engine.
 %patch1 -p1
 %patch2 -p1
 %endif
+%ifarch %{ix86}
+%patch4 -p1
+%endif
 
 %build
 export CFLAGS="%{optflags}"
diff --git a/fix-i586-build.patch b/fix-i586-build.patch
new file mode 100644
index 0000000..39db30a
--- /dev/null
+++ b/fix-i586-build.patch
@@ -0,0 +1,40 @@
+Date: 2022-03-13
+Author: Bernhard M. Wiedemann <bwiedemann suse.de>
+
+fix/workaround i586 build
+https://bugzilla.opensuse.org/show_bug.cgi?id=1197065
+
+It was segfaulting in premake5 because of a problem with gcc11 and the premake5 source
+(gdb) bt
+#0  0x5666a68b in ?? ()
+#1  0x565713e5 in luaL_requiref ()
+#2  0x5658e67f in luaL_openlibs ()
+#3  0x5656edc7 in main ()
+
+
+diff --git a/build/premake/premake5/contrib/lua/src/lapi.c b/build/premake/premake5/contrib/lua/src/lapi.c
+index 02b7fab..cd4e176 100644
+--- a/build/premake/premake5/contrib/lua/src/lapi.c
++++ b/build/premake/premake5/contrib/lua/src/lapi.c
+@@ -204,7 +204,7 @@ static void reverse (lua_State *L, StkId from, StkId to) {
+ ** Let x = AB, where A is a prefix of length 'n'. Then,
+ ** rotate x n == BA. But BA == (A^r . B^r)^r.
+ */
+-LUA_API void lua_rotate (lua_State *L, int idx, int n) {
++LUA_API __attribute__((noipa)) void lua_rotate (lua_State *L, int idx, int n) {
+   StkId p, t, m;
+   lua_lock(L);
+   t = L->top - 1;  /* end of stack segment being rotated */
+diff --git a/build/premake/premake5/contrib/lua/src/lua.h b/build/premake/premake5/contrib/lua/src/lua.h
+index c236e36..7d4aebb 100644
+--- a/build/premake/premake5/contrib/lua/src/lua.h
++++ b/build/premake/premake5/contrib/lua/src/lua.h
+@@ -159,7 +159,7 @@ LUA_API int   (lua_absindex) (lua_State *L, int idx);
+ LUA_API int   (lua_gettop) (lua_State *L);
+ LUA_API void  (lua_settop) (lua_State *L, int idx);
+ LUA_API void  (lua_pushvalue) (lua_State *L, int idx);
+-LUA_API void  (lua_rotate) (lua_State *L, int idx, int n);
++LUA_API __attribute__((noipa)) void  (lua_rotate) (lua_State *L, int idx, int n);
+ LUA_API void  (lua_copy) (lua_State *L, int fromidx, int toidx);
+ LUA_API int   (lua_checkstack) (lua_State *L, int n);
+