https://github.com/tbaederr created https://github.com/llvm/llvm-project/pull/199396
To enable the new constant interpreter by default at configure time. I don't expect any distributions to set this for now but it's useful for testing and I think we need it eventually. >From bf21e67d77275561b5a4c803134a33371a283365 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Timm=20B=C3=A4der?= <[email protected]> Date: Sun, 24 May 2026 07:33:35 +0200 Subject: [PATCH] [clang] Add CLANG_ENABLE_NEW_CONST_INTERP_BY_DEFAULT cmake option To enable the new constant interpreter by default at configure time. I don't expect any distributions to set this for now but it's useful for testing and I think we need it eventually. --- clang/CMakeLists.txt | 3 +++ clang/include/clang/Basic/LangOptions.def | 2 +- clang/include/clang/Config/config.h.cmake | 4 ++++ clang/lib/Basic/LangOptions.cpp | 1 + 4 files changed, 9 insertions(+), 1 deletion(-) diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt index 40506fc8a1546..e0ad8de149bbc 100644 --- a/clang/CMakeLists.txt +++ b/clang/CMakeLists.txt @@ -489,6 +489,9 @@ option(CLANG_ENABLE_STATIC_ANALYZER option(CLANG_ENABLE_PROTO_FUZZER "Build Clang protobuf fuzzer." OFF) +option(CLANG_ENABLE_NEW_CONST_INTERP_BY_DEFAULT + "Enable the experimental new constant interpreter by default." OFF) + if (DEFINED CLANG_ENABLE_ARCMT) set(CLANG_ENABLE_OBJC_REWRITER ${CLANG_ENABLE_ARCMT}) message(DEPRECATION "'CLANG_ENABLE_ARCMT' is deprecated as ARCMigrate has been removed from Clang. Please use 'CLANG_ENABLE_OBJC_REWRITER' instead to enable or disable the Objective-C rewriter.") diff --git a/clang/include/clang/Basic/LangOptions.def b/clang/include/clang/Basic/LangOptions.def index 3bbb40ba09f05..0e8acc6e67924 100644 --- a/clang/include/clang/Basic/LangOptions.def +++ b/clang/include/clang/Basic/LangOptions.def @@ -385,7 +385,7 @@ LANGOPT(ConstexprCallDepth, 32, 512, Benign, "maximum constexpr call depth") LANGOPT(ConstexprStepLimit, 32, 1048576, Benign, "maximum constexpr evaluation steps") -LANGOPT(EnableNewConstInterp, 1, 0, Benign, +LANGOPT(EnableNewConstInterp, 1, CLANG_ENABLE_NEW_CONST_INTERP_BY_DEFAULT, Benign, "enable the experimental new constant interpreter") LANGOPT(BracketDepth, 32, 256, Benign, "maximum bracket nesting depth") diff --git a/clang/include/clang/Config/config.h.cmake b/clang/include/clang/Config/config.h.cmake index 05e4deb671a7e..758fd0e1165c7 100644 --- a/clang/include/clang/Config/config.h.cmake +++ b/clang/include/clang/Config/config.h.cmake @@ -91,4 +91,8 @@ /* Policy to use for xcselect */ #cmakedefine CLANG_XCSELECT_HOST_SDK_POLICY ${CLANG_XCSELECT_HOST_SDK_POLICY} + +/* Enable the experimental new constant interpreter by default */ +#cmakedefine01 CLANG_ENABLE_NEW_CONST_INTERP_BY_DEFAULT + #endif diff --git a/clang/lib/Basic/LangOptions.cpp b/clang/lib/Basic/LangOptions.cpp index 40cdc646780e3..7e75bf1221eb7 100644 --- a/clang/lib/Basic/LangOptions.cpp +++ b/clang/lib/Basic/LangOptions.cpp @@ -12,6 +12,7 @@ #include "clang/Basic/LangOptions.h" #include "clang/Basic/LangStandard.h" +#include "clang/Config/config.h" #include "llvm/Support/Path.h" using namespace clang; _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
