[Buildroot] [PATCH v4 05/21] package/qt5/qt5webkit: Fix build with gcc 16.x

[Bernd Kuhls <bernd@kuhls.net>]

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
---
 package/qt5/qt5webkit/0014-gcc16.patch | 42 ++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 package/qt5/qt5webkit/0014-gcc16.patch

diff --git a/package/qt5/qt5webkit/0014-gcc16.patch b/package/qt5/qt5webkit/0014-gcc16.patch
new file mode 100644
index 0000000000..795baf6386
--- /dev/null
+++ b/package/qt5/qt5webkit/0014-gcc16.patch
@@ -0,0 +1,42 @@
+From a2702a610d5ce7353e751c9604307c57e89eba8e Mon Sep 17 00:00:00 2001
+From: Than Ngo <than@redhat.com>
+Date: Feb 07 2026 15:46:16 +0000
+Subject: Fix rhbz#2435048, FTBFS
+
+Fixes build error with gcc >= 16.x:
+https://bugzilla.redhat.com/show_bug.cgi?id=2435048
+
+(.data.rel.ro._ZTIN7WebCore26CachedScriptSourceProviderE[_ZTIN7WebCore26CachedScriptSourceProviderE]+0x10):
+ undefined reference to `typeinfo for JSC::SourceProvider'
+
+Patch used in Fedora:
+  https://src.fedoraproject.org/rpms/qt5-qtwebkit/raw/rawhide/f/qtwebkit-ftbfs-gcc16.patch
+
+Upstream: dead
+
+Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
+
+diff -up qtwebkit-5.212.0-alpha4/Source/cmake/OptionsCommon.cmake.me qtwebkit-5.212.0-alpha4/Source/cmake/OptionsCommon.cmake
+--- qtwebkit-5.212.0-alpha4/Source/cmake/OptionsCommon.cmake.me	2026-02-07 14:18:35.540570280 +0100
++++ qtwebkit-5.212.0-alpha4/Source/cmake/OptionsCommon.cmake	2026-02-07 14:19:38.422089625 +0100
+@@ -30,7 +30,7 @@ set_property(GLOBAL PROPERTY USE_FOLDERS
+ 
+ if (COMPILER_IS_GCC_OR_CLANG)
+     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-exceptions -fno-strict-aliasing")
+-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions -fno-strict-aliasing -fno-rtti")
++    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions -fno-strict-aliasing -frtti")
+     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+ endif ()
+ 
+diff -up qtwebkit-5.212.0-alpha4/Source/JavaScriptCore/parser/SourceProvider.h.me qtwebkit-5.212.0-alpha4/Source/JavaScriptCore/parser/SourceProvider.h
+--- qtwebkit-5.212.0-alpha4/Source/JavaScriptCore/parser/SourceProvider.h.me	2026-02-07 15:12:07.758432773 +0100
++++ qtwebkit-5.212.0-alpha4/Source/JavaScriptCore/parser/SourceProvider.h	2026-02-07 15:12:26.229485643 +0100
+@@ -35,7 +35,7 @@
+ 
+ namespace JSC {
+ 
+-    class SourceProvider : public RefCounted<SourceProvider> {
++    class JS_EXPORT_PRIVATE SourceProvider : public RefCounted<SourceProvider> {
+     public:
+         static const intptr_t nullID = 1;
+         
-- 
2.47.3

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