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Run the simplify CFG pass after instcombine which has the effect of deleting
ALL of the global ctor/dtor stuff if it is not used! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6916 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -405,6 +405,10 @@ int main(int argc, char **argv) {
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//
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Passes.add(createInstructionCombiningPass());
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// Delete basic blocks, which optimization passes may have killed...
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//
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Passes.add(createCFGSimplificationPass());
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// Now that we have optimized the program, discard unreachable functions...
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//
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Passes.add(createGlobalDCEPass());
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