Make numerous improvements

- Python static hello world now 1.8mb
- Python static fully loaded now 10mb
- Python HTTPS client now uses MbedTLS
- Python REPL now completes import stmts
- Increase stack size for Python for now
- Begin synthesizing posixpath and ntpath
- Restore Python \N{UNICODE NAME} support
- Restore Python NFKD symbol normalization
- Add optimized code path for Intel SHA-NI
- Get more Python unit tests passing faster
- Get Python help() pagination working on NT
- Python hashlib now supports MbedTLS PBKDF2
- Make memcpy/memmove/memcmp/bcmp/etc. faster
- Add Mersenne Twister and Vigna to LIBC_RAND
- Provide privileged __printf() for error code
- Fix zipos opendir() so that it reports ENOTDIR
- Add basic chmod() implementation for Windows NT
- Add Cosmo's best functions to Python cosmo module
- Pin function trace indent depth to that of caller
- Show memory diagram on invalid access in MODE=dbg
- Differentiate stack overflow on crash in MODE=dbg
- Add stb_truetype and tools for analyzing font files
- Upgrade to UNICODE 13 and reduce its binary footprint
- COMPILE.COM now logs resource usage of build commands
- Start implementing basic poll() support on bare metal
- Set getauxval(AT_EXECFN) to GetModuleFileName() on NT
- Add descriptions to strerror() in non-TINY build modes
- Add COUNTBRANCH() macro to help with micro-optimizations
- Make error / backtrace / asan / memory code more unbreakable
- Add fast perfect C implementation of μ-Law and a-Law audio codecs
- Make strtol() functions consistent with other libc implementations
- Improve Linenoise implementation (see also github.com/jart/bestline)
- COMPILE.COM now suppresses stdout/stderr of successful build commands

libc/testlib/testlib.mk

@@ -35,6 +35,7 @@ LIBC_TESTLIB_A_SRCS_S =						\
 	libc/testlib/moby.S					\
 	libc/testlib/testcase.S					\
 	libc/testlib/thrashcodecache.S				\
+	libc/testlib/polluteregisters.S				\
 	libc/testlib/thunks/assert_eq.S				\
 	libc/testlib/thunks/assert_false.S			\
 	libc/testlib/thunks/assert_ne.S				\
@@ -49,11 +50,16 @@ LIBC_TESTLIB_A_SRCS_S =						\
 LIBC_TESTLIB_A_SRCS_C =						\
 	libc/testlib/almostequallongdouble.c			\
 	libc/testlib/benchrunner.c				\
+	libc/testlib/getcore.c					\
+	libc/testlib/getinterrupts.c				\
+	libc/testlib/ezbenchwarn.c				\
 	libc/testlib/binequals.c				\
+	libc/testlib/quota.c					\
 	libc/testlib/clearxmmregisters.c			\
 	libc/testlib/comborunner.c				\
 	libc/testlib/contains.c					\
 	libc/testlib/endswith.c					\
+	libc/testlib/yield.c					\
 	libc/testlib/ezbenchcontrol.c				\
 	libc/testlib/ezbenchreport.c				\
 	libc/testlib/fixturerunner.c				\
@@ -69,7 +75,6 @@ LIBC_TESTLIB_A_SRCS_C =						\
 	libc/testlib/incrementfailed.c				\
 	libc/testlib/shoulddebugbreak.c				\
 	libc/testlib/showerror.c				\
-	libc/testlib/showerror_.c				\
 	libc/testlib/startswith.c				\
 	libc/testlib/strcaseequals.c				\
 	libc/testlib/strequals.c				\
@@ -86,6 +91,7 @@ LIBC_TESTLIB_A_OBJS =						\
 
 LIBC_TESTLIB_A_DIRECTDEPS =					\
 	LIBC_ALG						\
+	LIBC_BITS						\
 	LIBC_CALLS						\
 	LIBC_FMT						\
 	LIBC_INTRIN						\
@@ -98,12 +104,14 @@ LIBC_TESTLIB_A_DIRECTDEPS =					\
 	LIBC_STDIO						\
 	LIBC_STR						\
 	LIBC_STUBS						\
+	LIBC_SYSV						\
 	LIBC_SYSV_CALLS						\
 	LIBC_TIME						\
 	LIBC_TINYMATH						\
 	LIBC_UNICODE						\
 	LIBC_X							\
 	LIBC_ZIPOS						\
+	THIRD_PARTY_DLMALLOC					\
 	THIRD_PARTY_GDTOA
 
 LIBC_TESTLIB_A_DEPS :=						\