From f1eac215ffd86e5a4694b6a6bf99832bc8a236d8 Mon Sep 17 00:00:00 2001
From: Matthias Baesken <mbaesken@openjdk.org>
Date: Mon, 20 Apr 2026 06:40:25 +0000
Subject: [PATCH] 8378462: Build fails with --enable-linktime-gc set when using
 some devkits/toolchains

Reviewed-by: erikj, prr, clanger
---
 make/modules/java.desktop/lib/ClientLibraries.gmk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/make/modules/java.desktop/lib/ClientLibraries.gmk b/make/modules/java.desktop/lib/ClientLibraries.gmk
index 3e37fe79643..2326505d11c 100644
--- a/make/modules/java.desktop/lib/ClientLibraries.gmk
+++ b/make/modules/java.desktop/lib/ClientLibraries.gmk
@@ -395,6 +395,8 @@ $(eval $(call SetupJdkLibrary, BUILD_LIBFONTMANAGER, \
         AccelGlyphCache.c, \
     CFLAGS := $(LIBFONTMANAGER_CFLAGS), \
     CXXFLAGS := $(LIBFONTMANAGER_CFLAGS), \
+    CXXFLAGS_gcc := -fno-rtti -fno-exceptions, \
+    CXXFLAGS_clang := -fno-rtti -fno-exceptions, \
     OPTIMIZATION := HIGHEST, \
     CFLAGS_windows = -DCC_NOEX, \
     EXTRA_HEADER_DIRS := $(LIBFONTMANAGER_EXTRA_HEADER_DIRS), \