From 63e382ae6afbcfbce6d820082ae29b3bdd4e0197 Mon Sep 17 00:00:00 2001
From: panzhe0328 <panzhe@kylinos.cn>
Date: Mon, 3 Nov 2025 17:10:25 +0800
Subject: [PATCH] Modify the optimization level to be compatible with the GCC
 upgrade

---
 dtc.spec                            |  6 +++++-
 modify-the-optimization-level.patch | 25 +++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100644 modify-the-optimization-level.patch

diff --git a/dtc.spec b/dtc.spec
index 28f7ef9..38db876 100644
--- a/dtc.spec
+++ b/dtc.spec
@@ -2,7 +2,7 @@
 
 Name:         dtc
 Version:      1.7.0
-Release:      4
+Release:      5
 Summary:      Device tree compiler
 License:      GPLv2+
 URL:          https://devicetree.org/
@@ -19,6 +19,7 @@ Patch2:        remove-ldflags-in-cflags.patch
 %ifarch ppc64le
 Patch3:        fix-secure-compile-option-error-in-Makefile.patch
 %endif
+Patch4:        modify-the-optimization-level.patch
 
 %description
 The devicetree is a data structure for describing hardware. Rather than hard coding
@@ -96,6 +97,9 @@ export SETUPTOOLS_SCM_PRETEND_VERSION=%{version}
 %doc Documentation/manual.txt
 
 %changelog
+* Mon Nov 03 2025 panzhe <panzhe@kylinos.cn> - 1.7.0-5
+- Modify the optimization level to be compatible with the GCC upgrade 
+
 * Mon Aug 25 2025 wangjiang <app@cameyan.com> - 1.7.0-4
 - fix changelog
 
diff --git a/modify-the-optimization-level.patch b/modify-the-optimization-level.patch
new file mode 100644
index 0000000..4da0966
--- /dev/null
+++ b/modify-the-optimization-level.patch
@@ -0,0 +1,25 @@
+From ab38648f3a3d15eb26e0616db998f00b95fbddfe Mon Sep 17 00:00:00 2001
+From: panzhe <panzhe@kylinos.cn>
+Date: Mon, 3 Nov 2025 16:27:12 +0800
+Subject: [PATCH] Modify the optimization level
+
+---
+ Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index 5ef6edd..d697613 100644
+--- a/Makefile
++++ b/Makefile
+@@ -25,7 +25,7 @@ LDFLAGS += -Wl,-z,now -pie
+ CPPFLAGS = -I libfdt -I . -DFDT_ASSUME_MASK=$(ASSUME_MASK)
+ WARNINGS = -Wall -Wpointer-arith -Wcast-qual -Wnested-externs -Wsign-compare \
+ 	-Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wshadow
+-CFLAGS += -g -Os $(SHAREDLIB_CFLAGS) -Werror $(WARNINGS) $(EXTRA_CFLAGS)
++CFLAGS += -g -O2 $(SHAREDLIB_CFLAGS) -Werror $(WARNINGS) $(EXTRA_CFLAGS)
+ 
+ BISON = bison
+ LEX = flex
+-- 
+2.33.0
+
-- 
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