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Build libSupport with -Werror=global-constructors (NFC)

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Ensure that libSupport does not carry any static global initializer.
libSupport can be embedded in use cases where we don't want to load all
cl::opt unless we want to parse the command line.
ManagedStatic can be used to enable lazy-initialization of globals.
This commit is contained in:
Mehdi Amini 2021-07-16 03:32:59 +00:00
parent ecdc653aaa
commit 61041e8ca3
1 changed files with 6 additions and 0 deletions
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6
lib/Support/CMakeLists.txt
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@ -1,5 +1,11 @@
include(GetLibraryName)
# Ensure that libSupport does not carry any static global initializer.
# libSupport can be embedded in use cases where we don't want to load all
# cl::opt unless we want to parse the command line.
# ManagedStatic can be used to enable lazy-initialization of globals.
add_flag_if_supported("-Werror=global-constructors" WERROR_GLOBAL_CONSTRUCTOR)
if(LLVM_ENABLE_ZLIB)
set(imported_libs ZLIB::ZLIB)
endif()