fix swiftshader symbols in libEGL/libGLESv2 with gcc

chromium-88.0.4324.182-gcc-fix-swiftshader-libEGL-visibility.patch

@@ -0,0 +1,26 @@
+diff -up chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libEGL/BUILD.gn.gcc-swiftshader-visibility chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libEGL/BUILD.gn
+--- chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libEGL/BUILD.gn.gcc-swiftshader-visibility	2021-02-25 16:31:51.929335783 +0000
++++ chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libEGL/BUILD.gn	2021-02-25 16:31:51.929335783 +0000
+@@ -42,7 +42,8 @@ config("swiftshader_libEGL_private_confi
+     } else if (is_clang) {
+       defines += [ "EGLAPI=__attribute__((visibility(\"protected\"))) __attribute__((no_sanitize(\"function\")))" ]
+     } else {
+-      defines += [ "EGLAPI= " ]
++      cflags += [ "-fvisibility=protected" ]
++      defines += [ "EGLAPI=__attribute__((visibility(\"protected\")))" ]
+     }
+   }
+ }
+diff -up chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libGLESv2/BUILD.gn.gcc-swiftshader-visibility chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libGLESv2/BUILD.gn
+--- chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libGLESv2/BUILD.gn.gcc-swiftshader-visibility	2021-02-25 18:16:28.576901417 +0000
++++ chromium-88.0.4324.182/third_party/swiftshader/src/OpenGL/libGLESv2/BUILD.gn	2021-02-25 18:17:50.356567690 +0000
+@@ -57,7 +57,8 @@ config("swiftshader_libGLESv2_private_co
+     } else if (is_clang) {
+       defines += [ "GL_APICALL=__attribute__((visibility(\"protected\"))) __attribute__((no_sanitize(\"function\")))" ]
+     } else {
+-      defines += [ "GL_APICALL= " ]
++      cflags += [ "-fvisibility=protected" ]
++      defines += [ "GL_APICALL=__attribute__((visibility(\"protected\")))" ]
+     }
+   }
+ }

chromium.spec

@@ -216,7 +216,7 @@ Name:		chromium%{chromium_channel}%{nsuffix}
 Name:		chromium%{chromium_channel}
 %endif
 Version:	%{majorversion}.0.4324.182
-Release:	1%{?dist}
+Release:	2%{?dist}
 %if %{?freeworld}
 %if %{?shared}
 # chromium-libs-media-freeworld
@@ -313,6 +313,8 @@ Patch74:	chromium-88-StringPool-include.patch
 # Fix sandbox code to properly handle the new way that glibc handles fstat in Fedora 34+
 # Thanks to Kevin Kofler for the fix.
 Patch75:	chromium-88.0.4324.96-fstatfix.patch
+# Fix symbol visibility with gcc on swiftshader's libEGL
+Patch76:	chromium-88.0.4324.182-gcc-fix-swiftshader-libEGL-visibility.patch
 
 # Use lstdc++ on EPEL7 only
 Patch101:	chromium-75.0.3770.100-epel7-stdc++.patch
@@ -938,6 +940,7 @@ udev.
 %patch73 -p1 -b .ityp-include
 %patch74 -p1 -b .StringPool-include
 %patch75 -p1 -b .fstatfix
+%patch76 -p1 -b .gcc-swiftshader-visibility
 
 # Fedora branded user agent
 %if 0%{?fedora}
@@ -1984,6 +1987,9 @@ getent group chrome-remote-desktop >/dev/null || groupadd -r chrome-remote-deskt
 
 
 %changelog
+* Thu Feb 25 2021 Tom Callaway <spot@fedoraproject.org> - 88.0.4234.182-2
+- fix swiftshader symbols in libEGL/libGLESv2 with gcc
+
 * Wed Feb 17 2021 Tom Callaway <spot@fedoraproject.org> - 88.0.4234.182-1
 - update to 88.0.4234.182