[PATCH] D97588: [AIX] Disable $ORIGIN rpath

[David Tenty via Phabricator via llvm-commits]

daltenty created this revision.
daltenty added reviewers: xingxue, jasonliu, stevewan.
Herald added a subscriber: mgorny.
daltenty requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

The AIX loader doesn't support relative libpaths, so this mechanism
doesn't work and just messes up the resulting libpath. Also make sure
BUILD_WITH_INSTALL_RPATH is set, since we can't change the rpath on
install.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D97588

Files:
  llvm/cmake/modules/AddLLVM.cmake


Index: llvm/cmake/modules/AddLLVM.cmake
===================================================================
--- llvm/cmake/modules/AddLLVM.cmake
+++ llvm/cmake/modules/AddLLVM.cmake
@@ -2105,6 +2105,11 @@
   if (APPLE)
     set(_install_name_dir INSTALL_NAME_DIR "@rpath")
     set(_install_rpath "@loader_path/../lib${LLVM_LIBDIR_SUFFIX}" ${extra_libdir})
+  elseif(${CMAKE_SYSTEM_NAME} MATCHES "AIX")
+    # $ORIGIN isn't supported by the AIX loader. Also, their isn't support for
+    # required for different build/install rpaths in some of the build tools.
+    set_property(TARGET ${name} PROPERTY BUILD_WITH_INSTALL_RPATH ON)
+    return()
   elseif(UNIX)
     set(_install_rpath "\$ORIGIN/../lib${LLVM_LIBDIR_SUFFIX}" ${extra_libdir})
     if(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")


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