From 1433bc145526949c84acf4ba5eaa1687cc2d72fe Mon Sep 17 00:00:00 2001
From: cyy <cyyever@outlook.com>
Date: Thu, 6 Mar 2025 02:56:23 +0000
Subject: [PATCH] Remove CAFFE2_USE_EXCEPTION_PTR (#147247)

The check is for older compilers and is now aways true.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/147247
Approved by: https://github.com/janeyx99
---
 build.bzl               | 1 -
 caffe2/core/macros.h.in | 2 --
 cmake/MiscCheck.cmake   | 2 --
 3 files changed, 5 deletions(-)

diff --git a/build.bzl b/build.bzl
index ad8ea1c8cef2..f8bc5acefa6f 100644
--- a/build.bzl
+++ b/build.bzl
@@ -19,7 +19,6 @@ def define_targets(rules):
             "CAFFE2_BUILD_SHARED_LIBS",
             "CAFFE2_PERF_WITH_AVX",
             "CAFFE2_PERF_WITH_AVX2",
-            "CAFFE2_USE_EXCEPTION_PTR",
             "CAFFE2_USE_CUDNN",
             "USE_MKLDNN",
             "CAFFE2_USE_ITT",
diff --git a/caffe2/core/macros.h.in b/caffe2/core/macros.h.in
index 9e2c253ad2aa..9b05d629edec 100644
--- a/caffe2/core/macros.h.in
+++ b/caffe2/core/macros.h.in
@@ -13,7 +13,6 @@
 #cmakedefine CAFFE2_PERF_WITH_AVX2
 #cmakedefine CAFFE2_THREADPOOL_MAIN_IMBALANCE
 #cmakedefine CAFFE2_THREADPOOL_STATS
-#cmakedefine CAFFE2_USE_EXCEPTION_PTR
 #cmakedefine CAFFE2_USE_ACCELERATE
 #cmakedefine CAFFE2_USE_CUDNN
 #cmakedefine CAFFE2_USE_EIGEN_FOR_BLAS
@@ -57,7 +56,6 @@
   {"HAS_MKL_SGEMM_PACK", "${CAFFE2_HAS_MKL_SGEMM_PACK}"}, \
   {"PERF_WITH_AVX", "${CAFFE2_PERF_WITH_AVX}"}, \
   {"PERF_WITH_AVX2", "${CAFFE2_PERF_WITH_AVX2}"}, \
-  {"USE_EXCEPTION_PTR", "${CAFFE2_USE_EXCEPTION_PTR}"}, \
   {"USE_ACCELERATE", "${CAFFE2_USE_ACCELERATE}"}, \
   {"USE_EIGEN_FOR_BLAS", "${CAFFE2_USE_EIGEN_FOR_BLAS}"}, \
   {"USE_LITE_PROTO", "${CAFFE2_USE_LITE_PROTO}"}, \
diff --git a/cmake/MiscCheck.cmake b/cmake/MiscCheck.cmake
index 74fc1487333a..871a23487f29 100644
--- a/cmake/MiscCheck.cmake
+++ b/cmake/MiscCheck.cmake
@@ -2,8 +2,6 @@ include(CheckCXXSourceCompiles)
 include(CheckCXXCompilerFlag)
 include(CMakePushCheckState)
 
-set(CAFFE2_USE_EXCEPTION_PTR 1)
-
 # ---[ Check if we want to turn off deprecated warning due to glog.
 if(USE_GLOG)
   cmake_push_check_state(RESET)