Debugger: correctly redirect code with no stack check.

src/full-codegen/mips/full-codegen-mips.cc

Index: src/full-codegen/mips/full-codegen-mips.cc
diff --git a/src/full-codegen/mips/full-codegen-mips.cc b/src/full-codegen/mips/full-codegen-mips.cc
index 47fe9118075bba5bfe444da00e925cf686fccd6e..3a9d352793970a2e744e862e5bd759eb5319218e 100644
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -366,6 +366,11 @@ 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);
       Label ok;