From: Daniel Arndt <arndtd@ornl.gov>
Date: Fri, 10 Feb 2023 04:09:01 +0000 (-0500)
Subject: Fix DEAL_II_COMPILER_HAS_ATTRIBUTE_ALWAYS_INLINE with -Werror
X-Git-Tag: v9.5.0-rc1~558^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=24ddd4bf79e5e56b0045bdf57658fe4835949e6f;p=dealii.git

Fix DEAL_II_COMPILER_HAS_ATTRIBUTE_ALWAYS_INLINE with -Werror
---

diff --git a/cmake/checks/check_02_compiler_features.cmake b/cmake/checks/check_02_compiler_features.cmake
index 990eb0f77c..52553b2cd4 100644
--- a/cmake/checks/check_02_compiler_features.cmake
+++ b/cmake/checks/check_02_compiler_features.cmake
@@ -276,7 +276,7 @@ endif()
 #
 CHECK_CXX_SOURCE_COMPILES(
   "
-          __attribute__((always_inline)) int fn () { return 0; }
+          __attribute__((always_inline)) inline int fn () { return 0; }
           int main () { return fn(); }
   "
   DEAL_II_COMPILER_HAS_ATTRIBUTE_ALWAYS_INLINE