nixpkgs/pkgs/by-name/ld/ld64/0005-Support-LTO-in-nixpkgs.patch
2024-07-13 17:54:34 -04:00

48 lines
1.7 KiB
Diff

From faa5ab7c6e8d9a6c6157a2b681edad592ce78555 Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Sun, 7 Apr 2024 15:33:36 -0400
Subject: [PATCH 5/8] Support LTO in nixpkgs
---
src/ld/InputFiles.cpp | 11 ++---------
src/ld/parsers/lto_file.cpp | 2 +-
2 files changed, 3 insertions(+), 10 deletions(-)
diff --git a/src/ld/InputFiles.cpp b/src/ld/InputFiles.cpp
index 427ab09..b8a9870 100644
--- a/src/ld/InputFiles.cpp
+++ b/src/ld/InputFiles.cpp
@@ -464,15 +464,8 @@ ld::File* InputFiles::makeFile(const Options::FileInfo& info, bool indirectDylib
if ( _options.overridePathlibLTO() != NULL ) {
libLTO = _options.overridePathlibLTO();
}
- else if ( _NSGetExecutablePath(ldPath, &bufSize) != -1 ) {
- if ( realpath(ldPath, tmpPath) != NULL ) {
- char* lastSlash = strrchr(tmpPath, '/');
- if ( lastSlash != NULL )
- strcpy(lastSlash, "/../lib/libLTO.dylib");
- libLTO = tmpPath;
- if ( realpath(tmpPath, libLTOPath) != NULL )
- libLTO = libLTOPath;
- }
+ else {
+ libLTO = "@libllvm@/lib/libLTO.dylib";
}
throwf("could not process llvm bitcode object file, because %s could not be loaded", libLTO);
}
diff --git a/src/ld/parsers/lto_file.cpp b/src/ld/parsers/lto_file.cpp
index 5318212..e18e974 100644
--- a/src/ld/parsers/lto_file.cpp
+++ b/src/ld/parsers/lto_file.cpp
@@ -1807,7 +1807,7 @@ bool optimize( const std::vector<const ld::Atom*>& allAtoms,
}; // namespace lto
-static const char *sLTODylib = "@rpath/libLTO.dylib";
+static const char *sLTODylib = "@libllvm@/lib/libLTO.dylib";
static std::atomic<bool> sLTOIsLoaded(false);
static void *getHandle() {
--
2.45.1