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

third_party/dlmalloc/dlmalloc.c

@@ -8,6 +8,8 @@
 #include "libc/fmt/conv.h"
 #include "libc/intrin/asan.internal.h"
 #include "libc/limits.h"
+#include "libc/log/backtrace.internal.h"
+#include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/nt/systeminfo.h"
@@ -27,8 +29,6 @@ STATIC_YOINK("_init_dlmalloc");
 hidden struct MallocState g_dlmalloc[1];
 hidden struct MallocParams g_mparams;
 
-#define MALLOC_BIGTRACE 0
-
 /**
  * Acquires more system memory for dlmalloc.
  *
@@ -40,19 +40,6 @@ hidden struct MallocParams g_mparams;
  */
 static void *dlmalloc_requires_more_vespene_gas(size_t size) {
   char *p;
-#if MALLOC_BIGTRACE
-  struct MallocStats res = dlmalloc_stats(g_dlmalloc);
-  (dprintf)(2, "\n");
-  (dprintf)(2, "DLMALLOC REQUIRES MORE VESPENE GAS\n");
-  (dprintf)(2, "request          = %',10zu\n", size);
-  (dprintf)(2, "max system bytes = %',10zu\n", res.maxfp);
-  (dprintf)(2, "system bytes     = %',10zu\n", res.fp);
-  (dprintf)(2, "in use bytes     = %',10zu\n", res.used);
-  if (weaken(PrintBacktraceUsingSymbols) && weaken(GetSymbolTable)) {
-    weaken(PrintBacktraceUsingSymbols)(2, __builtin_frame_address(0),
-                                       weaken(GetSymbolTable)());
-  }
-#endif
   if ((p = mapanon(size)) != MAP_FAILED) {
     if (weaken(__asan_poison)) {
       weaken(__asan_poison)((uintptr_t)p, size, kAsanHeapFree);