Fix the "infinite looping unless you disable adce" bug

Also remove an option to disable adce :)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12359 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-03-13 19:35:54 +00:00
parent cc7c4acffa
commit b2c180f04e
2 changed files with 1 additions and 7 deletions

View File

@ -330,7 +330,7 @@ static bool DebugACrash(BugDriver &BD, bool (*TestFn)(BugDriver &, Module *)) {
// FIXME: This should use the list reducer to converge faster by deleting
// larger chunks of instructions at a time!
unsigned Simplification = 4;
unsigned Simplification = 2;
do {
--Simplification;
std::cout << "\n*** Attempting to reduce testcase by deleting instruc"

View File

@ -33,9 +33,6 @@ namespace llvm {
namespace {
cl::opt<bool>
NoADCE("disable-adce",
cl::desc("Do not use the -adce pass to reduce testcases"));
cl::opt<bool>
NoDCE ("disable-dce",
cl::desc("Do not use the -dce pass to reduce testcases"));
cl::opt<bool, true>
@ -78,9 +75,6 @@ Module *BugDriver::deleteInstructionFromProgram(const Instruction *I,
// Make sure that the appropriate target data is always used...
Passes.add(new TargetData("bugpoint", Result));
if (Simplification > 2 && !NoADCE)
Passes.add(createAggressiveDCEPass()); // Remove dead code...
//Passes.add(createInstructionCombiningPass());
if (Simplification > 1 && !NoDCE)
Passes.add(createDeadCodeEliminationPass());
if (Simplification && !DisableSimplifyCFG)