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Fix the problem with running cleanups in bugpoint: We were deleting arguments

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of intrinsic functions, causing the verifier to fail.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9745 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-11-05 21:53:41 +00:00
parent b257e21905
commit b6e0631a94
1 changed files with 4 additions and 1 deletions
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5
lib/Transforms/IPO/DeadArgumentElimination.cpp
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@ -99,6 +99,8 @@ namespace {
struct DAH : public DAE { struct DAH : public DAE {
virtual bool ShouldHackArguments() const { return true; } virtual bool ShouldHackArguments() const { return true; }
}; };
RegisterPass<DAH> Y("deadarghaX0r",
"Dead Argument Hacking (bugpoint usage only)");
} }
/// createDeadArgEliminationPass - This pass removes arguments from functions /// createDeadArgEliminationPass - This pass removes arguments from functions
@ -163,7 +165,8 @@ void DAE::SurveyFunction(Function &F) {
bool FunctionIntrinsicallyLive = false; bool FunctionIntrinsicallyLive = false;
Liveness RetValLiveness = F.getReturnType() == Type::VoidTy ? Live : Dead; Liveness RetValLiveness = F.getReturnType() == Type::VoidTy ? Live : Dead;
if (!F.hasInternalLinkage() && !ShouldHackArguments()) if (!F.hasInternalLinkage() &&
(!ShouldHackArguments() || F.getIntrinsicID()))
FunctionIntrinsicallyLive = true; FunctionIntrinsicallyLive = true;
else else
for (Value::use_iterator I = F.use_begin(), E = F.use_end(); I != E; ++I) { for (Value::use_iterator I = F.use_begin(), E = F.use_end(); I != E; ++I) {