Changes in directory llvm/tools/bugpoint:
CrashDebugger.cpp updated: 1.45 -> 1.46
---
Log message:
For transforms the behave differently if main goes away, add an option to
prevent bugpoint from removing main
---
Diffs of the changes: (+13 -0)
CrashDebugger.cpp | 13 +++++++++++++
1 files changed, 13 insertions(+)
Index: llvm/tools/bugpoint/CrashDebugger.cpp
diff -u llvm/tools/bugpoint/CrashDebugger.cpp:1.45
llvm/tools/bugpoint/CrashDebugger.cpp:1.46
--- llvm/tools/bugpoint/CrashDebugger.cpp:1.45 Mon Aug 1 21:16:17 2005
+++ llvm/tools/bugpoint/CrashDebugger.cpp Sun Mar 5 16:21:36 2006
@@ -27,10 +27,18 @@
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/Cloning.h"
#include "llvm/Support/FileUtilities.h"
+#include "llvm/Support/CommandLine.h"
#include <fstream>
#include <set>
using namespace llvm;
+namespace {
+ cl::opt<bool>
+ KeepMain("keep-main",
+ cl::desc("Force function reduction to keep main"),
+ cl::init(false));
+}
+
namespace llvm {
class ReducePassList : public ListReducer<const PassInfo*> {
BugDriver &BD;
@@ -109,6 +117,11 @@
}
bool ReduceCrashingFunctions::TestFuncs(std::vector<Function*> &Funcs) {
+
+ //if main isn't present, claim there is no problem
+ if (KeepMain && find(Funcs.begin(), Funcs.end(),
BD.getProgram()->getMainFunction()) == Funcs.end())
+ return false;
+
// Clone the program to try hacking it apart...
Module *M = CloneModule(BD.getProgram());
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