From fb301d72c2725f4fcabf78c513b91a1b5b108364 Mon Sep 17 00:00:00 2001
From: gouzi <530971494@qq.com>
Date: Wed, 3 Jun 2026 22:28:02 +0800
Subject: [PATCH] Apply yaml-cpp GCC 15 compatibility patch

---
 cmake/external/yaml.cmake               | 7 +++++++
 patches/yaml-cpp/emitterutils.cpp.patch | 9 +++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 patches/yaml-cpp/emitterutils.cpp.patch

diff --git a/cmake/external/yaml.cmake b/cmake/external/yaml.cmake
index 9c094ea4e573f..93ae4ba920437 100644
--- a/cmake/external/yaml.cmake
+++ b/cmake/external/yaml.cmake
@@ -23,6 +23,12 @@ set(SOURCE_INCLUDE_DIR ${SOURCE_DIR}/include)
 
 include_directories(${YAML_INCLUDE_DIR})
 
+file(TO_NATIVE_PATH
+     ${PADDLE_SOURCE_DIR}/patches/yaml-cpp/emitterutils.cpp.patch
+     YAML_CPP_EMITTERUTILS_PATCH)
+set(YAML_PATCH_COMMAND git checkout -- . && git apply
+                       ${YAML_CPP_EMITTERUTILS_PATCH})
+
 set(YAML_BuildTests
     OFF
     CACHE INTERNAL "")
@@ -86,6 +92,7 @@ ExternalProject_Add(
   SOURCE_DIR ${SOURCE_DIR}
   PREFIX ${YAML_PREFIX_DIR}
   UPDATE_COMMAND ""
+  PATCH_COMMAND ${YAML_PATCH_COMMAND}
   CMAKE_ARGS -DCMAKE_C_FLAGS=${CMAKE_C_FLAGS}
              -DYAML_BUILD_SHARED_LIBS=OFF
              -DYAML_MSVC_SHARED_RT=${YAML_MSVC_SHARED_RT}
diff --git a/patches/yaml-cpp/emitterutils.cpp.patch b/patches/yaml-cpp/emitterutils.cpp.patch
new file mode 100644
index 0000000000000..72c1fae7ce6dd
--- /dev/null
+++ b/patches/yaml-cpp/emitterutils.cpp.patch
@@ -0,0 +1,9 @@
+diff --git a/src/emitterutils.cpp b/src/emitterutils.cpp
+index fc41011a5..f801b1d0c 100644
+--- a/src/emitterutils.cpp
++++ b/src/emitterutils.cpp
+@@ -1,3 +1,4 @@
+ #include <algorithm>
++#include <cstdint>
+ #include <iomanip>
+ #include <sstream>