Version 3.15.12

V8_Fatal now prints C++ stack trace in debug mode.

Added HTML-based tick processor.

Continued implementation of Object.observe (V8 issue 2409).

Fixed V8 issues 2243, 2340, 2393, 2399, 2457.

Fixed Chromium issues 125308, 165637, 166379, 166553.

Performance and stability improvements on all platforms.

git-svn-id: http://v8.googlecode.com/svn/trunk@13262 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/Makefile b/Makefile
index b65ea4c..63cfbf4 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,12 @@
 ifeq ($(verifyheap), on)
   GYPFLAGS += -Dv8_enable_verify_heap=1
 endif
+# backtrace=off
+ifeq ($(backtrace), off)
+  GYPFLAGS += -Dv8_enable_backtrace=0
+else
+  GYPFLAGS += -Dv8_enable_backtrace=1
+endif
 # snapshot=off
 ifeq ($(snapshot), off)
   GYPFLAGS += -Dv8_use_snapshot='false'
@@ -81,6 +87,12 @@
 ifeq ($(liveobjectlist), on)
   GYPFLAGS += -Dv8_use_liveobjectlist=true
 endif
+# vfp2=off
+ifeq ($(vfp2), off)
+  GYPFLAGS += -Dv8_can_use_vfp2_instructions=false
+else
+  GYPFLAGS += -Dv8_can_use_vfp2_instructions=true
+endif
 # vfp3=off
 ifeq ($(vfp3), off)
   GYPFLAGS += -Dv8_can_use_vfp3_instructions=false