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-rw-r--r--llvm/lib/CodeGen/CFIInstrInserter.cpp16
1 files changed, 11 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/CFIInstrInserter.cpp b/llvm/lib/CodeGen/CFIInstrInserter.cpp
index b021d960921..a7382692050 100644
--- a/llvm/lib/CodeGen/CFIInstrInserter.cpp
+++ b/llvm/lib/CodeGen/CFIInstrInserter.cpp
@@ -29,6 +29,11 @@
#include "llvm/Target/TargetMachine.h"
using namespace llvm;
+static cl::opt<bool> VerifyCFI("verify-cfiinstrs",
+ cl::desc("Verify Call Frame Information instructions"),
+ cl::init(false),
+ cl::Hidden);
+
namespace {
class CFIInstrInserter : public MachineFunctionPass {
public:
@@ -50,11 +55,12 @@ class CFIInstrInserter : public MachineFunctionPass {
MBBVector.resize(MF.getNumBlockIDs());
calculateCFAInfo(MF);
-#ifndef NDEBUG
- if (unsigned ErrorNum = verify(MF))
- report_fatal_error("Found " + Twine(ErrorNum) +
- " in/out CFI information errors.");
-#endif
+
+ if (VerifyCFI) {
+ if (unsigned ErrorNum = verify(MF))
+ report_fatal_error("Found " + Twine(ErrorNum) +
+ " in/out CFI information errors.");
+ }
bool insertedCFI = insertCFIInstrs(MF);
MBBVector.clear();
return insertedCFI;
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