hwasan: Enable -hwasan-allow-ifunc by default.
It's been on in Android for a while without causing problems, so it's time
to make it the default and remove the flag.
Differential Revision: https://reviews.llvm.org/D60355
llvm-svn: 357960
diff --git a/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
index 6ecbd23..71eaf46 100644
--- a/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
@@ -160,10 +160,6 @@
cl::desc("inline all checks"),
cl::Hidden, cl::init(false));
-static cl::opt<bool> ClAllowIfunc("hwasan-allow-ifunc",
- cl::desc("allow the use of ifunc"),
- cl::Hidden, cl::init(false));
-
namespace {
/// An instrumentation pass implementing detection of addressability bugs
@@ -836,7 +832,7 @@
if (!Mapping.InTls)
return getDynamicShadowNonTls(IRB);
- if (ClAllowIfunc && !WithFrameRecord && TargetTriple.isAndroid())
+ if (!WithFrameRecord && TargetTriple.isAndroid())
return getDynamicShadowIfunc(IRB);
Value *SlotPtr = getHwasanThreadSlotPtr(IRB, IntptrTy);