Fix issue 553: function frame is skipped in profile when compare stub is called.

src/platform-freebsd.cc

Index: src/platform-freebsd.cc
diff --git a/src/platform-freebsd.cc b/src/platform-freebsd.cc
index 353d165403a9163bf2b2106a1abdb1c0cb855a63..7141483901fad69d7601fd9001c1ad74a196630c 100644
--- a/src/platform-freebsd.cc
+++ b/src/platform-freebsd.cc
@@ -555,17 +555,17 @@ static void ProfilerSignalHandler(int signal, siginfo_t* info, void* context) {
     ucontext_t* ucontext = reinterpret_cast<ucontext_t*>(context);
     mcontext_t& mcontext = ucontext->uc_mcontext;
 #if V8_HOST_ARCH_IA32
-    sample.pc = mcontext.mc_eip;
-    sample.sp = mcontext.mc_esp;
-    sample.fp = mcontext.mc_ebp;
+    sample.pc = reinterpret_cast<Address>(mcontext.mc_eip);
+    sample.sp = reinterpret_cast<Address>(mcontext.mc_esp);
+    sample.fp = reinterpret_cast<Address>(mcontext.mc_ebp);
 #elif V8_HOST_ARCH_X64
-    sample.pc = mcontext.mc_rip;
-    sample.sp = mcontext.mc_rsp;
-    sample.fp = mcontext.mc_rbp;
+    sample.pc = reinterpret_cast<Address>(mcontext.mc_rip);
+    sample.sp = reinterpret_cast<Address>(mcontext.mc_rsp);
+    sample.fp = reinterpret_cast<Address>(mcontext.mc_rbp);
 #elif V8_HOST_ARCH_ARM
-    sample.pc = mcontext.mc_r15;
-    sample.sp = mcontext.mc_r13;
-    sample.fp = mcontext.mc_r11;
+    sample.pc = reinterpret_cast<Address>(mcontext.mc_r15);
+    sample.sp = reinterpret_cast<Address>(mcontext.mc_r13);
+    sample.fp = reinterpret_cast<Address>(mcontext.mc_r11);
 #endif
     active_sampler_->SampleStack(&sample);
   }