Fix issues revealed by ECMAScript test262

Cosmopolitan's QuickJS is now equally conformant and performant, with the exception of Atomics, which have been disabled since Cosmopolitan currently doesn't support pthreads. QuickJS memory usage -- BigNum 2021-03-27 version, 64-bit, malloc limit: -1 NAME COUNT SIZE memory allocated 937 131764 (140.6 per block) memory used 938 116103 (8 overhead, 16.7 average slack) atoms 513 21408 (41.7 per atom) objects 170 12279 (72.2 per object) properties 864 15531 (5.1 per object) shapes 58 12995 (224.1 per shape) bytecode functions 13 1512 bytecode 13 867 (66.7 per function) C functions 99 arrays 1 fast arrays 1 elements 1 16 (1.0 per fast array) Result: 35/74740 errors, 1279 excluded, 485 skipped, 19 new, 2 fixed real 2m40.828s user 2m29.764s sys 0m10.939s
2025-07-05 02:38:31 +00:00 · 2021-04-10 16:22:35 -07:00 · 2021-04-10 16:22:35 -07:00 · 8a91518633
commit 8a91518633
parent 8f52c0d773
38 changed files with 395 additions and 184 deletions
--- a/third_party/gdtoa/gdtoa.internal.h
+++ b/third_party/gdtoa/gdtoa.internal.h
@ -18,6 +18,9 @@ asm(".include \"libc/disclaimer.inc\"");
 #define d_QNAN0          0x7ff80000
 #define d_QNAN1          0x0

+#define Check_FLT_ROUNDS 1
+#define Trust_FLT_ROUNDS 1
+
 /****************************************************************

 The author of this software is David M. Gay.
--- a/third_party/gdtoa/gdtoa.mk
+++ b/third_party/gdtoa/gdtoa.mk
@ -46,13 +46,6 @@ $(THIRD_PARTY_GDTOA_A).pkg:				\
 		$(THIRD_PARTY_GDTOA_A_OBJS)		\
 		$(foreach x,$(THIRD_PARTY_GDTOA_A_DIRECTDEPS),$($(x)_A).pkg)

-$(THIRD_PARTY_GDTOA_A_OBJS):				\
-	OVERRIDE_CFLAGS +=				\
-		$(OLD_CODE)				\
-		$(IEEE_MATH)				\
-		-ffunction-sections			\
-		-fdata-sections
-
 THIRD_PARTY_GDTOA_LIBS = $(foreach x,$(THIRD_PARTY_GDTOA_ARTIFACTS),$($(x)))
 THIRD_PARTY_GDTOA_SRCS = $(foreach x,$(THIRD_PARTY_GDTOA_ARTIFACTS),$($(x)_SRCS))
 THIRD_PARTY_GDTOA_HDRS = $(foreach x,$(THIRD_PARTY_GDTOA_ARTIFACTS),$($(x)_HDRS))
--- a/third_party/gdtoa/strtod.c
+++ b/third_party/gdtoa/strtod.c
@ -729,7 +729,7 @@ strtod(CONST char *s00, char **se)
 				}
 #endif /*Sudden_Underflow*/
 #endif /*Avoid_Underflow*/
-			dval(&adj) *= ulp(&rv);
+			dval(&adj) *= ulp(&rv); /* XXX */
 			if (dsign) {
 				if (word0(&rv) == Big0 && word1(&rv) == Big1)
 					goto ovfl;
--- a/third_party/lua/lua.mk
+++ b/third_party/lua/lua.mk
@ -41,7 +41,7 @@ THIRD_PARTY_LUA_DEPS :=					\
 $(THIRD_PARTY_LUA_A):					\
 		third_party/lua/			\
 		$(THIRD_PARTY_LUA_A).pkg		\
-		$(filter-out %/lua.c,$(THIRD_PARTY_LUA_OBJS))
+		$(filter-out %/lua.o,$(THIRD_PARTY_LUA_OBJS))

 $(THIRD_PARTY_LUA_A).pkg:				\
 		$(THIRD_PARTY_LUA_OBJS)			\
--- a/third_party/musl/ftw.c
+++ b/third_party/musl/ftw.c
@ -34,6 +34,12 @@ asm(".include \"libc/disclaimer.inc\"");

 /* clang-format off */

+/**
+ * Walks file tree.
+ *
+ * @see examples/walk.c for example
+ * @see nftw()
+ */
 int ftw(const char *path, int (*fn)(const char *, const struct stat *, int), int fd_limit)
 {
 	/* The following cast assumes that calling a function with one
--- a/third_party/musl/nftw.c
+++ b/third_party/musl/nftw.c
@ -38,7 +38,13 @@ Musl libc (MIT License)\\n\
 Copyright 2005-2014 Rich Felker, et. al.\"");
 asm(".include \"libc/disclaimer.inc\"");

-#define pthread_setcancelstate(...) /* no cosmo pthreads support atm */
+/* no reason to impose windows limit
+   small enough to fit in stack frame
+   should be changed to use realloc */
+#define PATH_MAX2 2048
+
+/* no cosmo pthreads support atm */
+#define pthread_setcancelstate(...)

 /* clang-format off */

@ -123,7 +129,7 @@ static int do_nftw(char *path, int (*fn)(const char *, const struct stat *, int,
 				 && (!de->d_name[1]
 				  || (de->d_name[1]=='.'
 				   && !de->d_name[2]))) continue;
-				if (strlen(de->d_name) >= PATH_MAX-l) {
+				if (strlen(de->d_name) >= PATH_MAX2-l) {
 					errno = ENAMETOOLONG;
 					closedir(d);
 					return -1;
@ -149,16 +155,21 @@ static int do_nftw(char *path, int (*fn)(const char *, const struct stat *, int,
 	return 0;
 }

+/**
+ * Walks file tree.
+ *
+ * @see examples/walk.c for example
+ */
 int nftw(const char *path, int (*fn)(const char *, const struct stat *, int, struct FTW *), int fd_limit, int flags)
 {
 	int r, cs;
 	size_t l;
-	char pathbuf[PATH_MAX+1];
+	char pathbuf[PATH_MAX2+1];

 	if (fd_limit <= 0) return 0;

 	l = strlen(path);
-	if (l > PATH_MAX) {
+	if (l > PATH_MAX2) {
 		errno = ENAMETOOLONG;
 		return -1;
 	}
--- a/third_party/quickjs/README.cosmo
+++ b/third_party/quickjs/README.cosmo
@ -1,2 +1,7 @@
 Source:
-https://bellard.org/quickjs/quickjs-2021-03-27.tar.xz
+- https://bellard.org/quickjs/quickjs-2021-03-27.tar.xz
+
+Local Changes:
+- Replace snprintf with xasprintf in find_unique_cname
+- Squash uninitialized read of harnessbuf in run-test262.c
+- Change run-test262.c to not rebase configured paths
--- a/third_party/quickjs/quickjs-libc.c
+++ b/third_party/quickjs/quickjs-libc.c
@ -2764,61 +2764,6 @@ static char **build_envp(JSContext *ctx, JSValueConst obj)
    goto done;
 }

-/* execvpe is not available on non GNU systems */
-static int my_execvpe(const char *filename, char **argv, char **envp)
-{
-    char *path, *p, *p_next, *p1;
-    char buf[PATH_MAX];
-    size_t filename_len, path_len;
-    BOOL eacces_error;
-    
-    filename_len = strlen(filename);
-    if (filename_len == 0) {
-        errno = ENOENT;
-        return -1;
-    }
-    if (strchr(filename, '/'))
-        return execve(filename, argv, envp);
-    
-    path = getenv("PATH");
-    if (!path)
-        path = (char *)"/bin:/usr/bin";
-    eacces_error = FALSE;
-    p = path;
-    for(p = path; p != NULL; p = p_next) {
-        p1 = strchr(p, ':');
-        if (!p1) {
-            p_next = NULL;
-            path_len = strlen(p);
-        } else {
-            p_next = p1 + 1;
-            path_len = p1 - p;
-        }
-        /* path too long */
-        if ((path_len + 1 + filename_len + 1) > PATH_MAX)
-            continue;
-        memcpy(buf, p, path_len);
-        buf[path_len] = '/';
-        memcpy(buf + path_len + 1, filename, filename_len);
-        buf[path_len + 1 + filename_len] = '\0';
-        
-        execve(buf, argv, envp);
-
-        if (errno == EACCES) {
-          eacces_error = TRUE;
-        } else if (errno == ENOENT) {
-          /* do nothing */
-        } else if (errno == ENOTDIR) {
-          /* do nothing */
-        } else {
-          return -1;
-        }
-    }
-    if (eacces_error)
-        errno = EACCES;
-    return -1;
-}
-
 /* exec(args[, options]) -> exitcode */
 static JSValue js_os_exec(JSContext *ctx, JSValueConst this_val,
                          int argc, JSValueConst *argv)
@ -2973,7 +2918,7 @@ static JSValue js_os_exec(JSContext *ctx, JSValueConst this_val,
        if (!file)
            file = exec_argv[0];
        if (use_path)
-            ret = my_execvpe(file, (char **)exec_argv, envp);
+            ret = execvpe(file, (char **)exec_argv, envp);
        else
            ret = execve(file, (char **)exec_argv, envp);
        _exit(127);
--- a/third_party/quickjs/quickjs.c
+++ b/third_party/quickjs/quickjs.c
@ -11296,11 +11296,11 @@ static char *i64toa(char *buf_end, int64_t n, unsigned int base)
 static void js_ecvt1(double d, int n_digits, int *decpt, int *sign, char *buf,
                     int rounding_mode, char *buf1, int buf1_size)
 {
-    /* if (rounding_mode != FE_TONEAREST) */
-    /*     fesetround(rounding_mode); */
+    if (rounding_mode != FE_TONEAREST)
+        fesetround(rounding_mode);
    snprintf(buf1, buf1_size, "%+.*e", n_digits - 1, d);
-    /* if (rounding_mode != FE_TONEAREST) */
-    /*     fesetround(FE_TONEAREST); */
+    if (rounding_mode != FE_TONEAREST)
+        fesetround(FE_TONEAREST);
    *sign = (buf1[0] == '-');
    /* mantissa */
    buf[0] = buf1[1];
@ -53608,12 +53608,12 @@ static JSValue js_atomics_op(JSContext *ctx,
        a = func_name((_Atomic(uint32_t) *)ptr, v);     \
        break;
 #endif
-        /* OP(ADD, atomic_fetch_add) */
-        /* OP(AND, atomic_fetch_and) */
-        /* OP(OR, atomic_fetch_or) */
-        /* OP(SUB, atomic_fetch_sub) */
-        /* OP(XOR, atomic_fetch_xor) */
-        /* OP(EXCHANGE, atomic_exchange) */
+        OP(ADD, atomic_fetch_add)
+        OP(AND, atomic_fetch_and)
+        OP(OR, atomic_fetch_or)
+        OP(SUB, atomic_fetch_sub)
+        OP(XOR, atomic_fetch_xor)
+        OP(EXCHANGE, atomic_exchange)
 #undef OP

    case ATOMICS_OP_LOAD | (0 << 3):
--- a/third_party/quickjs/quickjs.mk
+++ b/third_party/quickjs/quickjs.mk
@ -3,83 +3,151 @@

 PKGS += THIRD_PARTY_QUICKJS

-THIRD_PARTY_QUICKJS_FILES := $(wildcard third_party/quickjs/*)
-THIRD_PARTY_QUICKJS_SRCS = $(filter %.c,$(THIRD_PARTY_QUICKJS_FILES))
-THIRD_PARTY_QUICKJS_HDRS = $(filter %.h,$(THIRD_PARTY_QUICKJS_FILES))
+THIRD_PARTY_QUICKJS_ARTIFACTS += THIRD_PARTY_QUICKJS_A
 THIRD_PARTY_QUICKJS_BINS = $(THIRD_PARTY_QUICKJS_COMS) $(THIRD_PARTY_QUICKJS_COMS:%=%.dbg)
-THIRD_PARTY_QUICKJS = $(THIRD_PARTY_QUICKJS_DEPS) $(THIRD_PARTY_QUICKJS_A)
+THIRD_PARTY_QUICKJS = $(THIRD_PARTY_QUICKJS_A_DEPS) $(THIRD_PARTY_QUICKJS_A)
 THIRD_PARTY_QUICKJS_A = o/$(MODE)/third_party/quickjs/quickjs.a
+THIRD_PARTY_QUICKJS_HDRS = $(foreach x,$(THIRD_PARTY_QUICKJS_ARTIFACTS),$($(x)_HDRS))

-THIRD_PARTY_QUICKJS_OBJS =				\
-	$(THIRD_PARTY_QUICKJS_SRCS:%.c=o/$(MODE)/%.o)
+THIRD_PARTY_QUICKJS_A_SRCS =					\
+	third_party/quickjs/cutils.c				\
+	third_party/quickjs/libbf.c				\
+	third_party/quickjs/libregexp.c				\
+	third_party/quickjs/libunicode.c			\
+	third_party/quickjs/quickjs-libc.c			\
+	third_party/quickjs/quickjs.c				\
+	third_party/quickjs/wut.c

-THIRD_PARTY_QUICKJS_COMS =				\
-	o/$(MODE)/third_party/quickjs/qjs.com
+THIRD_PARTY_QUICKJS_A_HDRS =					\
+	third_party/quickjs/cutils.h				\
+	third_party/quickjs/libbf.h				\
+	third_party/quickjs/libregexp.h				\
+	third_party/quickjs/libunicode.h			\
+	third_party/quickjs/list.h				\
+	third_party/quickjs/quickjs-libc.h			\
+	third_party/quickjs/quickjs.h

-THIRD_PARTY_QUICKJS_CHECKS =				\
-	$(THIRD_PARTY_QUICKJS_A).pkg			\
-	$(THIRD_PARTY_QUICKJS_HDRS:%=o/$(MODE)/%.ok)
+THIRD_PARTY_QUICKJS_A_OBJS =					\
+	o/$(MODE)/third_party/quickjs/cutils.o			\
+	o/$(MODE)/third_party/quickjs/libbf.o			\
+	o/$(MODE)/third_party/quickjs/libregexp.o		\
+	o/$(MODE)/third_party/quickjs/libunicode.o		\
+	o/$(MODE)/third_party/quickjs/quickjs-libc.o		\
+	o/$(MODE)/third_party/quickjs/quickjs.o			\
+	o/$(MODE)/third_party/quickjs/wut.o

-THIRD_PARTY_QUICKJS_DIRECTDEPS =			\
-	LIBC_ALG					\
-	LIBC_CALLS					\
-	LIBC_FMT					\
-	LIBC_INTRIN					\
-	LIBC_LOG					\
-	LIBC_MEM					\
-	LIBC_NEXGEN32E					\
-	LIBC_RUNTIME					\
-	LIBC_SOCK					\
-	LIBC_STDIO					\
-	LIBC_STR					\
-	LIBC_SYSV					\
-	LIBC_SYSV_CALLS					\
-	LIBC_TIME					\
-	LIBC_TINYMATH					\
-	LIBC_UNICODE					\
-	LIBC_X						\
-	THIRD_PARTY_COMPILER_RT				\
-	THIRD_PARTY_GDTOA				\
-	THIRD_PARTY_GETOPT				\
+THIRD_PARTY_QUICKJS_A_DIRECTDEPS =				\
+	LIBC_ALG						\
+	LIBC_CALLS						\
+	LIBC_FMT						\
+	LIBC_INTRIN						\
+	LIBC_LOG						\
+	LIBC_MEM						\
+	LIBC_NEXGEN32E						\
+	LIBC_RUNTIME						\
+	LIBC_SOCK						\
+	LIBC_STDIO						\
+	LIBC_STR						\
+	LIBC_SYSV						\
+	LIBC_SYSV_CALLS						\
+	LIBC_TIME						\
+	LIBC_TINYMATH						\
+	LIBC_UNICODE						\
+	LIBC_X							\
+	THIRD_PARTY_COMPILER_RT					\
+	THIRD_PARTY_GDTOA					\
+	THIRD_PARTY_GETOPT					\
 	THIRD_PARTY_MUSL

-THIRD_PARTY_QUICKJS_DEPS :=				\
-	$(call uniq,$(foreach x,$(THIRD_PARTY_QUICKJS_DIRECTDEPS),$($(x))))
+THIRD_PARTY_QUICKJS_A_DEPS :=					\
+	$(call uniq,$(foreach x,$(THIRD_PARTY_QUICKJS_A_DIRECTDEPS),$($(x))))

-$(THIRD_PARTY_QUICKJS_A):				\
-		third_party/quickjs/			\
-		$(THIRD_PARTY_QUICKJS_A).pkg		\
-		$(filter-out %/quickjs.c,$(THIRD_PARTY_QUICKJS_OBJS))
+$(THIRD_PARTY_QUICKJS_A):					\
+		third_party/quickjs/				\
+		$(THIRD_PARTY_QUICKJS_A).pkg			\
+		$(THIRD_PARTY_QUICKJS_A_OBJS)

-$(THIRD_PARTY_QUICKJS_A).pkg:				\
-		$(THIRD_PARTY_QUICKJS_OBJS)		\
-		$(foreach x,$(THIRD_PARTY_QUICKJS_DIRECTDEPS),$($(x)_A).pkg)
+$(THIRD_PARTY_QUICKJS_A).pkg:					\
+		$(THIRD_PARTY_QUICKJS_A_OBJS)			\
+		$(foreach x,$(THIRD_PARTY_QUICKJS_A_DIRECTDEPS),$($(x)_A).pkg)

-o/$(MODE)/third_party/quickjs/qjs.com.dbg:		\
-		$(THIRD_PARTY_QUICKJS_DEPS)		\
-		$(THIRD_PARTY_QUICKJS_A)		\
-		$(THIRD_PARTY_QUICKJS_A).pkg		\
-		o/$(MODE)/third_party/quickjs/qjs.o	\
-		$(CRT)					\
+THIRD_PARTY_QUICKJS_SRCS =					\
+	third_party/quickjs/qjs.c				\
+	third_party/quickjs/qjsc.c				\
+	third_party/quickjs/run-test262.c			\
+	$(foreach x,$(THIRD_PARTY_QUICKJS_ARTIFACTS),$($(x)_SRCS))
+
+THIRD_PARTY_QUICKJS_OBJS =					\
+	o/$(MODE)/third_party/quickjs/qjs.o			\
+	o/$(MODE)/third_party/quickjs/qjsc.o			\
+	o/$(MODE)/third_party/quickjs/run-test262.o		\
+	$(THIRD_PARTY_QUICKJS_A_OBJS)
+
+THIRD_PARTY_QUICKJS_COMS =					\
+	o/$(MODE)/third_party/quickjs/qjs.com			\
+	o/$(MODE)/third_party/quickjs/qjsc.com			\
+	o/$(MODE)/third_party/quickjs/run-test262.com		\
+	o/$(MODE)/third_party/quickjs/unicode_gen.com
+
+THIRD_PARTY_QUICKJS_CHECKS =					\
+	$(THIRD_PARTY_QUICKJS_A).pkg				\
+	$(THIRD_PARTY_QUICKJS_A_HDRS:%=o/$(MODE)/%.ok)
+
+o/$(MODE)/third_party/quickjs/qjs.com.dbg:			\
+		$(THIRD_PARTY_QUICKJS_A_DEPS)			\
+		$(THIRD_PARTY_QUICKJS_A)			\
+		$(THIRD_PARTY_QUICKJS_A).pkg			\
+		o/$(MODE)/third_party/quickjs/qjs.o		\
+		$(CRT)						\
 		$(APE)
 	-@$(APELINK)

-$(THIRD_PARTY_QUICKJS_OBJS):				\
-		OVERRIDE_CPPFLAGS +=			\
-			-DCONFIG_BIGNUM			\
+o/$(MODE)/third_party/quickjs/qjsc.com.dbg:			\
+		$(THIRD_PARTY_QUICKJS_A_DEPS)			\
+		$(THIRD_PARTY_QUICKJS_A)			\
+		$(THIRD_PARTY_QUICKJS_A).pkg			\
+		o/$(MODE)/third_party/quickjs/qjsc.o		\
+		$(CRT)						\
+		$(APE)
+	-@$(APELINK)
+
+# git clone git@github.com:tc39/test262 /opt/test262
+# make -j8 MODE=dbg o/dbg/third_party/quickjs/run-test262.com
+# o/dbg/third_party/quickjs/run-test262.com -m -c third_party/quickjs/test262.conf -a
+o/$(MODE)/third_party/quickjs/run-test262.com.dbg:		\
+		$(THIRD_PARTY_QUICKJS_A_DEPS)			\
+		$(THIRD_PARTY_QUICKJS_A)			\
+		$(THIRD_PARTY_QUICKJS_A).pkg			\
+		o/$(MODE)/third_party/quickjs/run-test262.o	\
+		$(CRT)						\
+		$(APE)
+	-@$(APELINK)
+
+o/$(MODE)/third_party/quickjs/unicode_gen.com.dbg:		\
+		$(THIRD_PARTY_QUICKJS_A_DEPS)			\
+		$(THIRD_PARTY_QUICKJS_A)			\
+		$(THIRD_PARTY_QUICKJS_A).pkg			\
+		o/$(MODE)/third_party/quickjs/unicode_gen.o	\
+		$(CRT)						\
+		$(APE)
+	-@$(APELINK)
+
+$(THIRD_PARTY_QUICKJS_OBJS):					\
+		OVERRIDE_CPPFLAGS +=				\
+			-DCONFIG_BIGNUM				\
 			-DCONFIG_VERSION=\"$(shell cat third_party/quickjs/VERSION)\"

-o/$(MODE)/third_party/quickjs/unicode_gen.o:		\
-		OVERRIDE_CPPFLAGS +=			\
+o/$(MODE)/third_party/quickjs/unicode_gen.o:			\
+		OVERRIDE_CPPFLAGS +=				\
 			-DSTACK_FRAME_UNLIMITED

 # TODO(jart): Replace alloca() calls with malloc().
-o/$(MODE)/third_party/quickjs/libregexp.o		\
-o/$(MODE)/third_party/quickjs/quickjs.o:		\
-		OVERRIDE_CPPFLAGS +=			\
+o/$(MODE)/third_party/quickjs/libregexp.o			\
+o/$(MODE)/third_party/quickjs/quickjs.o:			\
+		OVERRIDE_CPPFLAGS +=				\
 			-DSTACK_FRAME_UNLIMITED

 .PHONY: o/$(MODE)/third_party/quickjs
-o/$(MODE)/third_party/quickjs:				\
-		$(THIRD_PARTY_QUICKJS_BINS)		\
+o/$(MODE)/third_party/quickjs:					\
+		$(THIRD_PARTY_QUICKJS_BINS)			\
 		$(THIRD_PARTY_QUICKJS_CHECKS)
--- a/third_party/quickjs/run-test262.c
+++ b/third_party/quickjs/run-test262.c
@ -931,7 +931,8 @@ void load_config(const char *filename)
    if (!f) {
        perror_exit(1, filename);
    }
-    base_name = get_basename(filename);
+    /* base_name = get_basename(filename); */
+    base_name = strdup("");
    
    while (fgets(buf, sizeof(buf), f) != NULL) {
        char *p, *q;
@ -1672,6 +1673,8 @@ int run_test(const char *filename, int index)
            if (p) {
                snprintf(harnessbuf, sizeof(harnessbuf), "%.*s%s",
                         (int)(p - filename), filename, "test/harness");
+            } else {
+                strcpy(harnessbuf, ""); /* XXX */
            }
            harness = harnessbuf;
        }
@ -1947,6 +1950,8 @@ int main(int argc, char **argv)
    BOOL is_test262_harness = FALSE;
    BOOL is_module = FALSE;

+    showcrashreports();
+
 #if !defined(_WIN32)
    /* Date tests assume California local time */
    setenv("TZ", "America/Los_Angeles", 1);
--- a/third_party/quickjs/test262.conf
+++ b/third_party/quickjs/test262.conf
@ -26,22 +26,22 @@ module=yes
 verbose=yes

 # load harness files from this directory
-harnessdir=test262/harness
+harnessdir=/opt/test262/harness

 # names of harness include files to skip
 #harnessexclude=

 # name of the error file for known errors
-errorfile=test262_errors.txt
+errorfile=third_party/quickjs/test262_errors.txt

 # exclude tests enumerated in this file (see also [exclude] section)
 #excludefile=test262_exclude.txt

 # report test results to this file
-reportfile=test262_report.txt
+reportfile=o/test262_report.txt

 # enumerate tests from this directory
-testdir=test262/test
+testdir=/opt/test262/test

 [features]
 # Standard language features and proposed extensions
@ -184,16 +184,19 @@ __setter__
 # list excluded tests and directories here

 # intl not supported
-test262/test/intl402/
+/opt/test262/test/intl402/

 # incompatible with the "caller" feature
-test262/test/built-ins/Function/prototype/restricted-property-caller.js
-test262/test/built-ins/Function/prototype/restricted-property-arguments.js
-test262/test/built-ins/ThrowTypeError/unique-per-realm-function-proto.js
+/opt/test262/test/built-ins/Function/prototype/restricted-property-caller.js
+/opt/test262/test/built-ins/Function/prototype/restricted-property-arguments.js
+/opt/test262/test/built-ins/ThrowTypeError/unique-per-realm-function-proto.js

 # slow tests
-#test262/test/built-ins/RegExp/CharacterClassEscapes/
-#test262/test/built-ins/RegExp/property-escapes/
+#/opt/test262/test/built-ins/RegExp/CharacterClassEscapes/
+#/opt/test262/test/built-ins/RegExp/property-escapes/
+
+# No threads in Cosmopolitan ATM
+/opt/test262/test/built-ins/Atomics/

 [tests]
 # list test files or use config.testdir