Remove lto_codegen_set_whole_program_optimization. It is a work in progress,
so we don't want it to show up in the stable 3.1 interface.
While at it, add a comment about why LTOCodeGenerator manually creates the
internalize pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154807 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index 77c06a6..6382a3f 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -64,7 +64,7 @@
: _context(getGlobalContext()),
_linker("LinkTimeOptimizer", "ld-temp.o", _context), _target(NULL),
_emitDwarfDebugInfo(false), _scopeRestrictionsDone(false),
- _runInternalizePass(false), _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC),
+ _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC),
_nativeObjectFile(NULL) {
InitializeAllTargets();
InitializeAllTargetMCs();
@@ -355,8 +355,10 @@
// Add an appropriate TargetData instance for this module...
passes.add(new TargetData(*_target->getTargetData()));
- PassManagerBuilder().populateLTOPassManager(passes,
- _runInternalizePass,
+ // Enabling internalize here would use its AllButMain variant. It
+ // keeps only main if it exists and does nothing for libraries. Instead
+ // we create the pass ourselves with the symbol list provided by the linker.
+ PassManagerBuilder().populateLTOPassManager(passes, /*Internalize=*/false,
!DisableInline,
DisableGVNLoadPRE);