[lld] 3f38dc5 - [lld-macho] Silence XAR deprecation warning

[Keith Smiley via llvm-commits]

Author: Keith Smiley
Date: 2022-01-19T13:51:55-08:00
New Revision: 3f38dc5c046c08111a9c7505d35e530473c213dd

URL: https://github.com/llvm/llvm-project/commit/3f38dc5c046c08111a9c7505d35e530473c213dd
DIFF: https://github.com/llvm/llvm-project/commit/3f38dc5c046c08111a9c7505d35e530473c213dd.diff

LOG: [lld-macho] Silence XAR deprecation warning

If you're building this on macOS 12.x+ this produces a deprecation
warning. I'm not sure what this means for the bitcode format going
forward, but it seems safe to silence for now.

Do we need to worry about GCC for this?

Differential Revision: https://reviews.llvm.org/D117718

Added: 
    

Modified: 
    lld/MachO/SyntheticSections.cpp

Removed: 
    


################################################################################
diff  --git a/lld/MachO/SyntheticSections.cpp b/lld/MachO/SyntheticSections.cpp
index 23e908646d00..7e4b83ec1903 100644
--- a/lld/MachO/SyntheticSections.cpp
+++ b/lld/MachO/SyntheticSections.cpp
@@ -1283,7 +1283,10 @@ void BitcodeBundleSection::finalize() {
   using namespace llvm::sys::fs;
   CHECK_EC(createTemporaryFile("bitcode-bundle", "xar", xarPath));
 
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   xar_t xar(xar_open(xarPath.data(), O_RDWR));
+#pragma clang diagnostic pop
   if (!xar)
     fatal("failed to open XAR temporary file at " + xarPath);
   CHECK_EC(xar_opt_set(xar, XAR_OPT_COMPRESSION, XAR_OPT_VAL_NONE));