[libcxx-commits] [PATCH] D150825: [libcxxabi] allow downstreams to override _LIBCPP_VERBOSE_ABORT
Nick Desaulniers via Phabricator via libcxx-commits
libcxx-commits at lists.llvm.org
Wed May 17 15:50:16 PDT 2023
nickdesaulniers created this revision.
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@asbirlea reports that Google does this for sanitizer analysis
downstream. Looks like a few #defines are added into a header which is
then injected into the build.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D150825
Files:
libcxxabi/src/demangle/DemangleConfig.h
Index: libcxxabi/src/demangle/DemangleConfig.h
===================================================================
--- libcxxabi/src/demangle/DemangleConfig.h
+++ libcxxabi/src/demangle/DemangleConfig.h
@@ -11,9 +11,12 @@
#ifndef LIBCXXABI_DEMANGLE_DEMANGLE_CONFIG_H
#define LIBCXXABI_DEMANGLE_DEMANGLE_CONFIG_H
-// Must be defined before pulling in headers from libc++.
+// Must be defined before pulling in headers from libc++. Allow downstream
+// build systems to override this value.
// https://libcxx.llvm.org/UsingLibcxx.html#enabling-the-safe-libc-mode
+#ifndef _LIBCPP_VERBOSE_ABORT
#define _LIBCPP_VERBOSE_ABORT(...) abort_message(__VA_ARGS__)
+#endif
#include "../abort_message.h"
#include <ciso646>
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