[packages/thunderbird] use sse2 on %{ix86} with clang >= 20; rel 2

[atler]

commit 2c16da9e56e4dabd8bf18fe276e68d9a4c31ba72
Author: Jan Palus <atler at pld-linux.org>
Date:   Thu Oct 16 17:59:35 2025 +0200

    use sse2 on %{ix86} with clang >= 20; rel 2
    
    clang 20 dropped support for original mmx instruction set and implements
    mmx intrinsics with sse2 now. see:
    
    https://releases.llvm.org/20.1.0/tools/clang/docs/ReleaseNotes.html#x86-support

 thunderbird.spec | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)
---
diff --git a/thunderbird.spec b/thunderbird.spec
index 6d6866f..dedba1d 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -35,6 +35,22 @@ curl -s $U | sed -ne 's,.*href="\([^"]\+\)/".*,'"$U"'xpi/\1.xpi,p'
 %define		with_lowmem	1
 %endif
 
+%if %{with clang}
+%define		clang_ver	%(rpm -q --qf='%%{V}' clang 2> /dev/null || echo ERROR)
+%endif
+
+%ifarch %{ix86}
+%if %{with clang}
+%if %{_ver_ge %{clang_ver} 20}
+%define		x86_simd	sse2
+%else
+%define		x86_simd	mmx
+%endif
+%else
+%define		x86_simd	mmx
+%endif
+%endif
+
 %define		nspr_ver	4.32
 %define		nss_ver		3.116
 
@@ -42,7 +58,7 @@ Summary:	Thunderbird - email client
 Summary(pl.UTF-8):	Thunderbird - klient poczty
 Name:		thunderbird
 Version:	144.0
-Release:	1
+Release:	2
 License:	MPL v2.0
 Group:		X11/Applications/Mail
 Source0:	https://releases.mozilla.org/pub/thunderbird/releases/%{version}/source/%{name}-%{version}.source.tar.xz
@@ -288,6 +304,9 @@ Requires:	nss >= 1:%{nss_ver}
 Requires:	pango >= 1:1.22.0
 Requires:	pixman >= 0.36.0
 Requires:	xorg-lib-libxkbcommon >= 0.4.1
+%ifarch %{ix86}
+Requires:	cpuinfo(%{x86_simd})
+%endif
 Obsoletes:	icedove < 39
 Obsoletes:	mozilla-thunderbird < 32
 Obsoletes:	mozilla-thunderbird-dictionary-en-US < 2.0
@@ -1379,8 +1398,8 @@ export CC="%{__cc}"
 export CXX="%{__cxx}"
 %endif
 %ifarch %{ix86}
-export CFLAGS="%{rpmcflags} -D_FILE_OFFSET_BITS=64"
-export CXXFLAGS="%{rpmcxxflags} -D_FILE_OFFSET_BITS=64"
+export CFLAGS="%{rpmcflags} %{!?with_system_libvpx:-m%{x86_simd}} -D_FILE_OFFSET_BITS=64"
+export CXXFLAGS="%{rpmcxxflags} -m%{x86_simd} -D_FILE_OFFSET_BITS=64"
 %else
 export CFLAGS="%{rpmcflags} -D_FILE_OFFSET_BITS=64"
 export CXXFLAGS="%{rpmcxxflags} -D_FILE_OFFSET_BITS=64"
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/thunderbird.git/commitdiff/2c16da9e56e4dabd8bf18fe276e68d9a4c31ba72