Debugger: correctly redirect code with no stack check.

src/full-codegen/arm64/full-codegen-arm64.cc

Index: src/full-codegen/arm64/full-codegen-arm64.cc
diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc
index 40af62cf1953f2b95a2b129b24c3a722eef8b3ea..1273c66c82757851c48a22d01a750ba062d3845d 100644
--- a/src/full-codegen/arm64/full-codegen-arm64.cc
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc
@@ -353,6 +353,11 @@ void FullCodeGenerator::Generate() {
       VisitDeclarations(scope()->declarations());
     }
 
+    // Assert that the declarations do not use ICs. Otherwise the debugger
+    // won't be able to redirect a PC at an IC to the correct IC in newly
+    // recompiled code.
+    DCHECK_EQ(0, ic_total_count_);
+
     {
       Comment cmnt(masm_, "[ Stack check");
       PrepareForBailoutForId(BailoutId::Declarations(), NO_REGISTERS);