Index: src/x64/regexp-macro-assembler-x64.cc |
=================================================================== |
--- src/x64/regexp-macro-assembler-x64.cc (revision 9808) |
+++ src/x64/regexp-macro-assembler-x64.cc (working copy) |
@@ -1248,6 +1248,11 @@ |
frame_entry<const String*>(re_frame, kInputString) = *subject; |
frame_entry<const byte*>(re_frame, kInputStart) = new_address; |
frame_entry<const byte*>(re_frame, kInputEnd) = new_address + byte_length; |
+ } else if (frame_entry<const String*>(re_frame, kInputString) != *subject) { |
+ // Subject string might have been a ConsString that underwent |
+ // short-circuiting during GC. That will not change start_address but |
+ // will change pointer inside the subject handle. |
+ frame_entry<const String*>(re_frame, kInputString) = *subject; |
} |
return 0; |