Enable stack overflow check when recursive calls ##js

* `""js var a = foo; function foo() { a(); } a();`

shlr/qjs/Makefile

@@ -15,6 +15,7 @@ endif
 .PHONY: $(QJS_NAME)
 
 QJS_CFLAGS+=-D QJS_LIBC=$(QJS_LIBC)
+QJS_CFLAGS+=-D CONFIG_STACK_CHECK=y
 QJS_CFLAGS+=-U CONFIG_BIGNUM
 QJS_CFLAGS+=-U DUMP_LEAKS
 QJS_CFLAGS+=-U NDEBUG

shlr/qjs/deps.mk

@@ -1,6 +1,7 @@
 include ../../libr/config.mk
 # include $(SHLR)/qjs/config.mk
 LINK_QJS_ARCHIVE=0
+QJS_STACK_CHECK=1
 QJS_BIGNUM=1
 QJS_LIBC=0
 
@@ -25,3 +26,6 @@ CFLAGS+=-I$(SHLR)/qjs/src
 ifeq ($(QJS_BIGNUM),1)
 CFLAGS+=-DCONFIG_BIGNUM=$(QJS_BIGNUM)
 endif
+ifeq ($(QJS_STACK_CHECK),1)
+CFLAGS+=-DCONFIG_STACK_CHECK=y
+endif

shlr/qjs/src/Makefile

@@ -43,6 +43,8 @@ endif
 # installation directory
 prefix=/usr/local
 
+# avoid stack overflow on recursive calls
+CONFIG_STACK_CHECK=y
 # use the gprof profiler
 #CONFIG_PROFILE=y
 # use address sanitizer