Copied from Debian.

Description: Disable SSE2 code on i386
 This patch is not complete. A high-graded solution may use automatic switching
 between SSE2 and C++ implementations based on the results of runtime checks.
 The webrtc code already provides for one of them inside its GetCPUInfo function.
Bug-Debian: https://bugs.debian.org/892823
Author: Nicholas Guriev <guriev-ns@ya.ru>
Last-Update: Tue, 29 Jan 2019 23:26:38 +0300

--- a/libtgvoip.gyp
+++ b/libtgvoip.gyp
@@ -871,11 +871,7 @@
                 'WEBRTC_POSIX',
               ],
               'conditions': [
-                [ '"<!(uname -m)" == "i686"', {
-                  'cflags_cc': [
-                    '-msse2',
-                  ],
-                }], ['"<!(uname -s)" == "Linux"', {
+                [ '"<!(uname -s)" == "Linux"', {
                   'defines': [
                     'WEBRTC_LINUX',
                   ],
--- a/webrtc_dsp/rtc_base/system/arch.h
+++ b/webrtc_dsp/rtc_base/system/arch.h
@@ -28,7 +28,10 @@
 #define WEBRTC_ARCH_64_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
 #elif defined(_M_IX86) || defined(__i386__)
+#if defined(__SSE2__)
+// This macro is mostly used to detect SSE2 extension.
 #define WEBRTC_ARCH_X86_FAMILY
+#endif
 #define WEBRTC_ARCH_X86
 #define WEBRTC_ARCH_32_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
--- a/webrtc_dsp/typedefs.h
+++ b/webrtc_dsp/typedefs.h
@@ -28,7 +28,10 @@
 #define WEBRTC_ARCH_64_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
 #elif defined(_M_IX86) || defined(__i386__)
+#if defined(__SSE2__)
+// This macro is mostly used to detect SSE2 extension.
 #define WEBRTC_ARCH_X86_FAMILY
+#endif
 #define WEBRTC_ARCH_X86
 #define WEBRTC_ARCH_32_BITS
 #define WEBRTC_ARCH_LITTLE_ENDIAN
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<div class='path'>path: <a href='/guix/log/?id=b63cae13c11dee345632d65ddc57e5e6d4e5cf10'>root</a>/<a href='/guix/log/gnu?id=b63cae13c11dee345632d65ddc57e5e6d4e5cf10'>gnu</a>/<a href='/guix/log/gnu/services?id=b63cae13c11dee345632d65ddc57e5e6d4e5cf10'>services</a>/<a href='/guix/log/gnu/services/spice.scm?id=b63cae13c11dee345632d65ddc57e5e6d4e5cf10'>spice.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/services/spice.scm?id=b63cae13c11dee345632d65ddc57e5e6d4e5cf10&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-05-06 16:51:49 -0400'>2021-05-06</span></td><td><a href='/guix/commit/gnu/services/spice.scm?id=b39c4e18f28d39929a034a2350b316038044638e'>services: spice-vdagent: Clear the socket file prior to starting.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-05-05 16:31:06 -0400'>2021-05-05</span></td><td><a href='/guix/commit/gnu/services/spice.scm?id=6b0704339dacaada2dd9a999395c2dffc1bd9af0'>services: Fix the spice-vdagent service.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2020-04-21 00:06:40 +0200'>2020-04-21</span></td><td><a href='/guix/commit/gnu/services/spice.scm?id=7d903d2ff7e17406c0650541f35e37a99dab8759'>services: Don't use the deprecated 'make-forkexec-constructor' call.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-01-26 18:45:09 +0100'>2020-01-26</span></td><td><a href='/guix/commit/gnu/services/spice.scm?id=9a5edd02405b9ee70bc2f93b91483e8da2eadfd3'>services: Fix typo in spice-vdagent-service.</a><span class='msg-avail'>...</span></td><td>Damien Cassou</td></tr>