sync w/ ValeevGroup/kit-cmake#22 , improve support for latest Clang

evaleev · evaleev · commit 956b0feb3630 · 2026-02-09T12:43:02.000-05:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -115,6 +115,15 @@ endif()
 if(NOT CMAKE_EXE_LINKER_FLAGS OR NOT DEFINED CMAKE_EXE_LINKER_FLAGS)
   set(CMAKE_EXE_LINKER_FLAGS "$ENV{LDFLAGS}")
 endif()
+
+# Detect libc++ linker mismatch (e.g. Homebrew LLVM headers vs system libc++)
+include(CheckCXXFeatures)
+if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+  vgkit_check_libcxx_linker_mismatch(MODIFY_GLOBAL_FLAGS)
+else()
+  vgkit_check_libcxx_linker_mismatch()
+endif()
+
 if (NOT CMAKE_CXX_COMPILER)
   message(FATAL_ERROR "C++ compiler not found")
 endif()
diff --git a/external/versions.cmake b/external/versions.cmake
@@ -1,4 +1,4 @@
-set(BTAS_TRACKED_VGCMAKEKIT_TAG d5c0a6f9ff6dc97cbb5132912733e1eb1cf73f1e)
+set(BTAS_TRACKED_VGCMAKEKIT_TAG 256d9462bb765787f5acb69be154b26d6efba8b6)
 
 # oldest Boost we can tolerate ... likely can use an earlier version, but:
 # - as of oct 2023 tested with 1.71 and up only

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-set(BTAS_TRACKED_VGCMAKEKIT_TAG d5c0a6f9ff6dc97cbb5132912733e1eb1cf73f1e)`
	`1`	`+set(BTAS_TRACKED_VGCMAKEKIT_TAG 256d9462bb765787f5acb69be154b26d6efba8b6)`
`2`	`2`
`3`	`3`	`# oldest Boost we can tolerate ... likely can use an earlier version, but:`
`4`	`4`	`# - as of oct 2023 tested with 1.71 and up only`