X87: Interrupts must not mask stack overflow.

src/x87/regexp-macro-assembler-x87.cc

Index: src/x87/regexp-macro-assembler-x87.cc
diff --git a/src/x87/regexp-macro-assembler-x87.cc b/src/x87/regexp-macro-assembler-x87.cc
index 7113f03f8045ea5d2e524f96ae129eaa5fc3bf3e..c5ea9815703060d88fcb3694f020db3312867ccb 100644
--- a/src/x87/regexp-macro-assembler-x87.cc
+++ b/src/x87/regexp-macro-assembler-x87.cc
@@ -1076,7 +1076,8 @@ int RegExpMacroAssemblerX87::CheckStackGuardState(Address* return_address,
                                                    Code* re_code,
                                                    Address re_frame) {
   Isolate* isolate = frame_entry<Isolate*>(re_frame, kIsolate);
-  if (isolate->stack_guard()->IsStackOverflow()) {
+  StackLimitCheck check(isolate);
+  if (check.JsHasOverflowed()) {
     isolate->StackOverflow();
     return EXCEPTION;
   }