merge revision(s) fe42d88ad28df395111cfb9f2f67e21910083df1:

	Pass -Werror=lto-type-mismatch for GCC LTO jobs

	This helps to find possible LTO miscompilations earlier. See also
	https://github.com/ruby/ruby/pull/7695.
	---
	 .github/workflows/compilers.yml | 12 ++++++------
	 1 file changed, 6 insertions(+), 6 deletions(-)

2 files changed, 7 insertions, 7 deletions

diff --git a/.github/workflows/compilers.yml b/.github/workflows/compilers.yml
index 57957a96a7..d16611a15f 100644
--- a/.github/workflows/compilers.yml
+++ b/.github/workflows/compilers.yml
@@ -80,10 +80,10 @@ jobs:
           - { name: gcc-9,     env: { default_cc: gcc-9 } }
           - { name: gcc-8,     env: { default_cc: gcc-8 } }
           - { name: gcc-7,     env: { default_cc: gcc-7 } }
-          - name: 'gcc-11 LTO'
-            container: gcc-11
+          - name: 'gcc-13 LTO'
+            container: gcc-13
             env:
-              default_cc: 'gcc-11 -flto=auto -ffat-lto-objects'
+              default_cc: 'gcc-13 -flto=auto -ffat-lto-objects -Werror=lto-type-mismatch'
               optflags: '-O2'
             shared: disable
             # check: true
@@ -109,10 +109,10 @@ jobs:
           - { name: clang-8,   env: { default_cc: clang-8 } }
           - { name: clang-7,   env: { default_cc: clang-7 } }
           - { name: clang-6.0, env: { default_cc: clang-6.0 } }
-          - name: 'clang-14 LTO'
-            container: clang-14
+          - name: 'clang-16 LTO'
+            container: clang-16
             env:
-              default_cc: 'clang-14 -flto=auto'
+              default_cc: 'clang-16 -flto=auto'
               optflags: '-O2'
             shared: disable
             # check: true
diff --git a/version.h b/version.h
index 14a38b633d..a36e555c13 100644
--- a/version.h
+++ b/version.h
@@ -11,7 +11,7 @@
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 2
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 65
+#define RUBY_PATCHLEVEL 66
 
 #include "ruby/version.h"
 #include "ruby/internal/abi.h"