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Always run SimplifyCFG to workaround LLVM bug 2613.

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This commit is contained in:
Christian Kamm 2008-10-12 15:33:14 +02:00
parent be85b09854
commit d82c8068a3
1 changed files with 7 additions and 0 deletions
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7
gen/toobj.cpp
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@ -20,6 +20,7 @@
#include "llvm/Module.h"
#include "llvm/ModuleProvider.h"
#include "llvm/PassManager.h"
#include "llvm/LinkAllPasses.h"
#include "llvm/System/Program.h"
#include "llvm/System/Path.h"
#include "llvm/Support/raw_ostream.h"
@ -162,6 +163,12 @@ void Module::genobjfile(int multiobj, char** envp)
}
}
// always run this pass to eliminate dead code that breaks debug info
llvm::PassManager pm;
pm.add(new llvm::TargetData(ir.module));
pm.add(llvm::createCFGSimplificationPass());
pm.run(*ir.module);
// run optimizer
ldc_optimize_module(ir.module, global.params.optimizeLevel, global.params.llvmInline);