stdin.patch

diff --git i/src/corelib/global/qcompilerdetection.h w/src/corelib/global/qcompilerdetection.h
index 700c59ab3c7..20b3f872f5d 100644
--- i/src/corelib/global/qcompilerdetection.h
+++ w/src/corelib/global/qcompilerdetection.h
@@ -999,8 +999,11 @@
 #  define Q_NORETURN [[noreturn]]
 #endif
 
-#if (defined(__cplusplus) && __has_cpp_attribute(deprecated)) || \
-    (!defined(__cplusplus) && __has_c_attribute(deprecated))
+
+#if ((defined(__cplusplus) && __has_cpp_attribute(deprecated)) || \
+    (!defined(__cplusplus) && __has_c_attribute(deprecated))) \
+      /* GCC 12 and earlier has issues combining __attribute__ and [[]] syntax */ \
+      && (!defined(Q_CC_GNU_ONLY) || Q_CC_GNU >= 1300)
 #  ifdef Q_DECL_DEPRECATED
 #    undef Q_DECL_DEPRECATED
 #  endif