Upgrade clang to 16.0.3

We really want clang 17 for the new CUDA version, but that isn't out
yet.  This gets us a lot closer.

Change-Id: Iff6bb187260777690ae68a7eaef1e508c7194e68
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/third_party/apriltag/common/workerpool.c b/third_party/apriltag/common/workerpool.c
index 29eccfc..a23832e 100644
--- a/third_party/apriltag/common/workerpool.c
+++ b/third_party/apriltag/common/workerpool.c
@@ -52,7 +52,7 @@
 {
     workerpool_t *wp = (workerpool_t*) p;
 
-    int cnt = 0;
+    //int cnt = 0;
 
     while (1) {
         struct task *task;
@@ -63,13 +63,13 @@
 //          printf("%"PRId64" thread %d did %d\n", utime_now(), pthread_self(), cnt);
             pthread_cond_broadcast(&wp->endcond);
             pthread_cond_wait(&wp->startcond, &wp->mutex);
-            cnt = 0;
+            //cnt = 0;
 //            printf("%"PRId64" thread %d awake\n", utime_now(), pthread_self());
         }
 
         zarray_get_volatile(wp->tasks, wp->taskspos, &task);
         wp->taskspos++;
-        cnt++;
+        //cnt++;
         pthread_mutex_unlock(&wp->mutex);
 //        pthread_yield();
         sched_yield();
diff --git a/third_party/apriltag/common/zarray.c b/third_party/apriltag/common/zarray.c
index 43e6a7e..fa1f8a2 100644
--- a/third_party/apriltag/common/zarray.c
+++ b/third_party/apriltag/common/zarray.c
@@ -41,7 +41,7 @@
     return strcmp(a,b);
 }
 
-void zarray_vmap(zarray_t *za, void (*f)())
+void zarray_vmap(zarray_t *za, void (*f)(void*))
 {
     assert(za != NULL);
     assert(f != NULL);
diff --git a/third_party/apriltag/common/zhash.c b/third_party/apriltag/common/zhash.c
index 914f530..9414513 100644
--- a/third_party/apriltag/common/zhash.c
+++ b/third_party/apriltag/common/zhash.c
@@ -353,7 +353,7 @@
     zit->last_entry--;
 }
 
-void zhash_map_keys(zhash_t *zh, void (*f)())
+void zhash_map_keys(zhash_t *zh, void (*f)(void*))
 {
     assert(zh != NULL);
     if (f == NULL)
@@ -369,7 +369,7 @@
     }
 }
 
-void zhash_vmap_keys(zhash_t * zh, void (*f)())
+void zhash_vmap_keys(zhash_t * zh, void (*f)(void*))
 {
     assert(zh != NULL);
     if (f == NULL)
@@ -386,7 +386,7 @@
     }
 }
 
-void zhash_map_values(zhash_t * zh, void (*f)())
+void zhash_map_values(zhash_t * zh, void (*f)(void*))
 {
     assert(zh != NULL);
     if (f == NULL)
@@ -401,7 +401,7 @@
     }
 }
 
-void zhash_vmap_values(zhash_t * zh, void (*f)())
+void zhash_vmap_values(zhash_t * zh, void (*f)(void*))
 {
     assert(zh != NULL);
     if (f == NULL)
diff --git a/third_party/apriltag/common/zmaxheap.c b/third_party/apriltag/common/zmaxheap.c
index e04d03e..5cf5292 100644
--- a/third_party/apriltag/common/zmaxheap.c
+++ b/third_party/apriltag/common/zmaxheap.c
@@ -167,7 +167,7 @@
     }
 }
 
-void zmaxheap_vmap(zmaxheap_t *heap, void (*f)())
+void zmaxheap_vmap(zmaxheap_t *heap, void (*f)(void*))
 {
     assert(heap != NULL);
     assert(f != NULL);
diff --git a/third_party/bazel-toolchain/toolchain/cc_toolchain_config.bzl b/third_party/bazel-toolchain/toolchain/cc_toolchain_config.bzl
index 59b542c..b167f6e 100644
--- a/third_party/bazel-toolchain/toolchain/cc_toolchain_config.bzl
+++ b/third_party/bazel-toolchain/toolchain/cc_toolchain_config.bzl
@@ -53,6 +53,12 @@
     target_os_arch_key = _os_arch_pair(target_os, target_arch)
     _check_os_arch_keys([host_os_arch_key, target_os_arch_key])
 
+    ## doesn't seem to have a feature for this.
+    llvm_version_split = llvm_version.split(".")
+    llvm_major_ver = int(llvm_version_split[0]) if len(llvm_version_split) else 0
+
+    llvm_subfolder = llvm_version_split[0] if llvm_major_ver > 14 else llvm_version
+
     # A bunch of variables that get passed straight through to
     # `create_cc_toolchain_config_info`.
     # TODO: What do these values mean, and are they actually all correct?
@@ -129,7 +135,7 @@
 
     resource_dir = [
         "-resource-dir",
-        "{}lib/clang/{}".format(target_toolchain_path_prefix, llvm_version),
+        "{}lib/clang/{}".format(target_toolchain_path_prefix, llvm_subfolder),
     ]
 
     # Default compiler flags:
@@ -278,7 +284,7 @@
             common_include_flags = [
                 "-nostdinc",
                 "-isystem",
-                target_toolchain_path_prefix + "lib/clang/{}/include".format(llvm_version),
+                target_toolchain_path_prefix + "lib/clang/{}/include".format(llvm_subfolder),
                 "-isystem",
                 sysroot_path + "/usr/local/include",
                 "-isystem",
@@ -293,6 +299,7 @@
                 sysroot_path + "/usr/include",
             ]
             compile_not_cxx_flags.extend(common_include_flags)
+
             cxx_flags.extend([
                 "-nostdinc++",
                 "-isystem",
@@ -321,13 +328,12 @@
     coverage_link_flags = ["-fprofile-instr-generate"]
 
     ## NOTE: framework paths is missing here; unix_cc_toolchain_config
-    ## doesn't seem to have a feature for this.
 
     # C++ built-in include directories:
     cxx_builtin_include_directories = [
         target_toolchain_path_prefix + "include/c++/v1",
-        target_toolchain_path_prefix + "lib/clang/{}/include".format(llvm_version),
-        target_toolchain_path_prefix + "lib64/clang/{}/include".format(llvm_version),
+        target_toolchain_path_prefix + "lib/clang/{}/include".format(llvm_subfolder),
+        target_toolchain_path_prefix + "lib64/clang/{}/include".format(llvm_subfolder),
     ]
 
     sysroot_prefix = ""
@@ -354,8 +360,6 @@
 
     # Tool paths:
     # `llvm-strip` was introduced in V7 (https://reviews.llvm.org/D46407):
-    llvm_version = llvm_version.split(".")
-    llvm_major_ver = int(llvm_version[0]) if len(llvm_version) else 0
     strip_binary = (tools_path_prefix + "bin/llvm-strip") if llvm_major_ver >= 7 else _host_tools.get_and_assert(host_tools_info, "strip")
 
     # TODO: The command line formed on darwin does not work with llvm-ar.
diff --git a/third_party/bazel-toolchain/toolchain/internal/llvm_distributions.bzl b/third_party/bazel-toolchain/toolchain/internal/llvm_distributions.bzl
index 4cdbf75..031f4cf 100644
--- a/third_party/bazel-toolchain/toolchain/internal/llvm_distributions.bzl
+++ b/third_party/bazel-toolchain/toolchain/internal/llvm_distributions.bzl
@@ -181,6 +181,102 @@
     "clang+llvm-13.0.0-x86_64-linux-gnu-ubuntu-16.04.tar.xz": "76d0bf002ede7a893f69d9ad2c4e101d15a8f4186fbfe24e74856c8449acd7c1",
     "clang+llvm-13.0.0-x86_64-linux-gnu-ubuntu-20.04.tar.xz": "2c2fb857af97f41a5032e9ecadf7f78d3eff389a5cd3c9ec620d24f134ceb3c8",
     "clang+llvm-13.0.0-aarch64-linux-gnu.tar.xz": "968d65d2593850ee9b37fcda074fb7641529bd45d2f976af6c8197de3c22612f",
+
+    # 13.0.1
+    "clang+llvm-13.0.1-aarch64-linux-gnu.tar.xz": "15ff2db12683e69e552b6668f7ca49edaa01ce32cb1cbc8f8ed2e887ab291069",
+    "clang+llvm-13.0.1-amd64-unknown-freebsd12.tar.xz": "8101c8d3a920bf930b33987ada5373f43537c5de8c194be0ea10530fd0ad5617",
+    "clang+llvm-13.0.1-amd64-unknown-freebsd13.tar.xz": "f1ba8ec77b5e82399af738ad9897a8aafc11c5692ceb331c8373eae77018d428",
+    "clang+llvm-13.0.1-armv7a-linux-gnueabihf.tar.xz": "1215720114538f57acbe2f3b0614c23f4fc551ba2976afa3779a3c01aaaf1221",
+    "clang+llvm-13.0.1-i386-unknown-freebsd12.tar.xz": "e3c921e0f130afa6a6ebac23c31b66b32563a5ec53a2f4ed4676f31a81379f70",
+    "clang+llvm-13.0.1-i386-unknown-freebsd13.tar.xz": "e85c46bd64a0217f3df1f42421a502648d6741ef29fd5d44674b87af119ce25d",
+    "clang+llvm-13.0.1-powerpc64le-linux-rhel-7.9.tar.xz": "ab659c290536182a99c064d4537d2fb1273bb2b1bf8c6a43866f033bf1ece4a8",
+    "clang+llvm-13.0.1-powerpc64le-linux-ubuntu-18.04.5.tar.xz": "7a4be2508aa0b4ee3f72c312af4b62ea14581a5db61aa703ea0822f46e5598cb",
+    "clang+llvm-13.0.1-x86_64-apple-darwin.tar.xz": "dec02d17698514d0fc7ace8869c38937851c542b02adf102c4e898f027145a4d",
+    "clang+llvm-13.0.1-x86_64-linux-gnu-ubuntu-18.04.tar.xz": "84a54c69781ad90615d1b0276a83ff87daaeded99fbc64457c350679df7b4ff0",
+
+    # 14.0.0
+    "clang+llvm-14.0.0-aarch64-linux-gnu.tar.xz": "1792badcd44066c79148ffeb1746058422cc9d838462be07e3cb19a4b724a1ee",
+    "clang+llvm-14.0.0-amd64-pc-solaris2.11.tar.xz": "a708470fdbaadf530d6cfd56f92fde1328cb47ef8439ecf1a2126523e7c94a50",
+    "clang+llvm-14.0.0-amd64-unknown-freebsd12.tar.xz": "7eaff7ee2a32babd795599f41f4a5ffe7f161721ebf5630f48418e626650105e",
+    "clang+llvm-14.0.0-amd64-unknown-freebsd13.tar.xz": "b68d73fd57be385e7f06046a87381f7520c8861f492c294e6301d2843d9a1f57",
+    "clang+llvm-14.0.0-armv7a-linux-gnueabihf.tar.xz": "17d5f60c3d5f9494be7f67b2dc9e6017cd5e8457e53465968a54ec7069923bfe",
+    "clang+llvm-14.0.0-i386-unknown-freebsd12.tar.xz": "5ed9d93a8425132e8117d7061d09c2989ce6b2326f25c46633e2b2dee955bb00",
+    "clang+llvm-14.0.0-i386-unknown-freebsd13.tar.xz": "81f49eb466ce9149335ac8918a5f02fa724d562a94464ed13745db0165b4a220",
+    "clang+llvm-14.0.0-powerpc64-ibm-aix-7.2.tar.xz": "4ad5866de6c69d989cbbc989201b46dfdcd7d2b23a712fcad7baa09c204f10de",
+    "clang+llvm-14.0.0-powerpc64le-linux-rhel-7.9.tar.xz": "7a31de37959fdf3be897b01f284a91c28cd38a2e2fa038ff58121d1b6f6eb087",
+    "clang+llvm-14.0.0-powerpc64le-linux-ubuntu-18.04.tar.xz": "2d504c4920885c86b306358846178bc2232dfac83b47c3b1d05861a8162980e6",
+    "clang+llvm-14.0.0-sparcv9-sun-solaris2.11.tar.xz": "b342cdaaea3b44de5b0f45052e2df49bcdf69dcc8ad0c23ec5afc04668929681",
+    "clang+llvm-14.0.0-x86_64-apple-darwin.tar.xz": "cf5af0f32d78dcf4413ef6966abbfd5b1445fe80bba57f2ff8a08f77e672b9b3",
+    "clang+llvm-14.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz": "61582215dafafb7b576ea30cc136be92c877ba1f1c31ddbbd372d6d65622fef5",
+    "clang+llvm-14.0.0-x86_64-linux-sles12.4.tar.xz": "78f70cc94c3b6f562455b15cebb63e75571d50c3d488d53d9aa4cd9dded30627",
+
+    # 15.0.0
+    "clang+llvm-15.0.0-aarch64-linux-gnu.tar.xz": "527ed550784681f95ec7a1be8fbf5a24bd03d7da9bf31afb6523996f45670be3",
+    "clang+llvm-15.0.0-amd64-pc-solaris2.11.tar.xz": "5b9fd6a30ce6941adf74667d2076a49aa047fa040e3690f7af26c264d4ce58e7",
+    "clang+llvm-15.0.0-arm64-apple-darwin21.0.tar.xz": "cfd5c3fa07d7fccea0687f5b4498329a6172b7a15bbc45b547d0ac86bd3452a5",
+    "clang+llvm-15.0.0-armv7a-linux-gnueabihf.tar.xz": "58ce8877642fc1399736ffc81bc8ef6244440fc78d72e097a07475b8b25e2bf1",
+    "clang+llvm-15.0.0-powerpc64-ibm-aix-7.2.tar.xz": "c5f63401fa88ea96ca7110bd81ead1bf1a2575962e9cc84a6713ec29c02b1c10",
+    "clang+llvm-15.0.0-powerpc64le-linux-rhel-8.4.tar.xz": "c94448766b6b92cfc8f35e611308c9680a9ad2177f88d358c2b06e9b108d61bd",
+    "clang+llvm-15.0.0-powerpc64le-linux-ubuntu-18.04.6.tar.xz": "6bcedc3d18552732f219c1d0f8c4b0c917ff5f800400a31dabfe8d040cbf1f02",
+    "clang+llvm-15.0.0-sparc64-unknown-linux-gnu.tar.xz": "b5a8108040d5d5d69d6106fa89a6cffc71a16a3583b74c1f15c42f392a47a3d9",
+    "clang+llvm-15.0.0-sparcv9-sun-solaris2.11.tar.xz": "4354854976355ca6f4ac90231a97121844c4fc9f998c9850527390120c62f01f",
+    "clang+llvm-15.0.0-x86_64-apple-darwin.tar.xz": "8fb11e6ada98b901398b2e7b0378a3a59e88c88c754e95d8f6b54613254d7d65",
+
+    # 15.0.6
+    "clang+llvm-15.0.6-aarch64-linux-gnu.tar.xz": "8ca4d68cf103da8331ca3f35fe23d940c1b78fb7f0d4763c1c059e352f5d1bec",
+    "clang+llvm-15.0.6-arm64-apple-darwin21.0.tar.xz": "32bc7b8eee3d98f72dd4e5651e6da990274ee2d28c5c19a7d8237eb817ce8d91",
+    "clang+llvm-15.0.6-armv7a-linux-gnueabihf.tar.xz": "c12e9298f9a9ed3a96342e9ffb2c02146a0cd7535231fef57c7217bd3a36f53b",
+    "clang+llvm-15.0.6-powerpc64-ibm-aix-7.2.tar.xz": "6bc1c2fcc8069e28773f6a0d16624160cd6de01b8f15aab27652eedad665d462",
+    "clang+llvm-15.0.6-powerpc64le-linux-rhel-8.4.tar.xz": "c26e5563e6ff46a03bc45fe27547c69283b64cba2359ccd3a42f735c995c0511",
+    "clang+llvm-15.0.6-powerpc64le-linux-ubuntu-18.04.tar.xz": "7fc9f07ff0fcf191df93fe4adc1da555e43f62fe1d3ddafb15c943f72b1bda17",
+    "clang+llvm-15.0.6-x86_64-linux-gnu-ubuntu-18.04.tar.xz": "38bc7f5563642e73e69ac5626724e206d6d539fbef653541b34cae0ba9c3f036",
+
+    # 15.0.7
+    "clang+llvm-15.0.7-arm64-apple-darwin22.0.tar.xz": "867c6afd41158c132ef05a8f1ddaecf476a26b91c85def8e124414f9a9ba188d",
+    "clang+llvm-15.0.7-powerpc64-ibm-aix-7.2.tar.xz": "6cbc7c7f4395abb9c1a5bdcab3811bd6b1a6c4d08756ba674bfbbd732e2b23ac",
+    "clang+llvm-15.0.7-powerpc64le-linux-rhel-8.4.tar.xz": "2163cc934437146dc30810a21a46327ba3983f123c3bea19be316a64135b6414",
+    "clang+llvm-15.0.7-powerpc64le-linux-ubuntu-18.04.tar.xz": "19a16d768e15966923b0cbf8fc7dc148c89e316857acd89ad3aff72dcfcd61f4",
+    "clang+llvm-15.0.7-x86_64-apple-darwin21.0.tar.xz": "d16b6d536364c5bec6583d12dd7e6cf841b9f508c4430d9ee886726bd9983f1c",
+
+    # 16.0.0
+    "clang+llvm-16.0.0-aarch64-linux-gnu.tar.xz": "b750ba3120e6153fc5b316092f19b52cf3eb64e19e5f44bd1b962cb54a20cf0a",
+    "clang+llvm-16.0.0-amd64-pc-solaris2.11.tar.xz": "b637b7da383d3417ac4862342911cb467fba2ec00f48f163eb8308f2bbb9b7ad",
+    "clang+llvm-16.0.0-amd64-unknown-freebsd13.tar.xz": "c4fe6293349b3ab7d802793103d1d44f58831884e63ff1b40ce29c3e7408257b",
+    "clang+llvm-16.0.0-arm64-apple-darwin22.0.tar.xz": "2041587b90626a4a87f0de14a5842c14c6c3374f42c8ed12726ef017416409d9",
+    "clang+llvm-16.0.0-powerpc64-ibm-aix-7.2.tar.xz": "e51209eeea3c3db41084d8625ab3357991980831e0b641d633ec23e9d858333f",
+    "clang+llvm-16.0.0-powerpc64le-linux-rhel-8.4.tar.xz": "eb56949af9a83a12754f7cf254886d30c4be8a1da4dd0f27db790a7fcd35a3bf",
+    "clang+llvm-16.0.0-powerpc64le-linux-ubuntu-18.04.tar.xz": "ae34b037cde14f19c3c431de5fc04e06fa43d2cce3f8d44a63659b48afdf1f7a",
+    "clang+llvm-16.0.0-sparc64-unknown-linux-gnu.tar.xz": "a2627fcb6d97405b38c9e4c17ccfdc5d61fdd1bee742dcce0726ed39e2dcd92c",
+    "clang+llvm-16.0.0-sparcv9-sun-solaris2.11.tar.xz": "45c2ac0c10c3876332407a1ea893dccbde77a490f4a9b54a00e4881681a3c5ea",
+    "clang+llvm-16.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz": "2b8a69798e8dddeb57a186ecac217a35ea45607cb2b3cf30014431cff4340ad1",
+
+    # 16.0.1
+    "clang+llvm-16.0.1-aarch64-linux-gnu.tar.xz": "83e38451772120b016432687c0a3aab391808442b86f54966ef44c73a26280ac",
+    "clang+llvm-16.0.1-amd64-unknown-freebsd13.tar.xz": "970359de2a1a09a93a9e1cf3405e5758dfe463567b20a168f9156bd72b7f8ac6",
+    "clang+llvm-16.0.1-arm64-apple-darwin22.0.tar.xz": "cb487fa991f047dc79ae36430cbb9ef14621c1262075373955b1d97215c75879",
+    "clang+llvm-16.0.1-powerpc64-ibm-aix-7.2.tar.xz": "c56d9cf643b7f39e40436e55b59b3bd88057ec0fa084bd8e06ac17fb20ea2a21",
+    "clang+llvm-16.0.1-powerpc64le-linux-rhel-8.4.tar.xz": "c89a9af64a35ee58ef4eac7b52c173707140dc7eac6839ff254b656de8eb6c3c",
+    "clang+llvm-16.0.1-powerpc64le-linux-ubuntu-20.04.tar.xz": "08b39f9e6c19086aaf029d155c42a4db96ce662f84d6e89d8c9037d3baeee036",
+
+    # 16.0.2
+    "clang+llvm-16.0.2-aarch64-linux-gnu.tar.xz": "de89d138cfb17e2d81fdaca2f9c5e0c042014beea6bcacde7f27db40b69c0bdc",
+    "clang+llvm-16.0.2-amd64-unknown-freebsd13.tar.xz": "0cd92b6a84e7477aa8070465f01eec8198e0b1e38d1b6da8c61859a633ec9a71",
+    "clang+llvm-16.0.2-arm64-apple-darwin22.0.tar.xz": "539861297b8aa6be8e89bf68268b07d79d7a1fde87f4b98f123709f13933f326",
+    "clang+llvm-16.0.2-powerpc64-ibm-aix-7.2.tar.xz": "8c9cbf29b261f1af905f41032b446fd78bd560b549ab31d05a16d0cc972df23d",
+    "clang+llvm-16.0.2-powerpc64le-linux-rhel-8.4.tar.xz": "fe21023b64d2298d65fea0f4832a27a9948121662b54a8c8ce8a9331c4039c36",
+    "clang+llvm-16.0.2-x86_64-linux-gnu-ubuntu-22.04.tar.xz": "9530eccdffedb9761f23cbd915cf95d861b1d95f340ea36ded68bd6312af912e",
+
+    # 16.0.3
+    "clang+llvm-16.0.3-aarch64-linux-gnu.tar.xz": "315fd821ddb3e4b10c4dfabe7f200d1d17902b6a5ccd5dd665a0cd454bca379f",
+    "clang+llvm-16.0.3-arm64-apple-darwin22.0.tar.xz": "b9068eee1cf1e17848241ea581a2abe6cb4a15d470ec515c100f8b52e4c6a7cb",
+    "clang+llvm-16.0.3-powerpc64-ibm-aix-7.2.tar.xz": "f0372ea5b665ca1b8524b933b84ccbe59e9441537388815b24323aa4aab7db2f",
+    "clang+llvm-16.0.3-powerpc64le-linux-rhel-8.4.tar.xz": "9804721c746d74a85ce935d938509277af728fad1548835f539660ff1380e04d",
+    "clang+llvm-16.0.3-x86_64-linux-gnu-ubuntu-22.04.tar.xz": "638d32fd0032f99bafaab3bae63a406adb771825a02b6b7da119ee7e71af26c6",
+
+    # 16.0.4
+    "clang+llvm-16.0.4-amd64-unknown-freebsd13.tar.xz": "cf9d73bcf05b8749c7f3efbe86654b8fe0209f28993eafe26c27eb85885593f7",
+    "clang+llvm-16.0.4-arm64-apple-darwin22.0.tar.xz": "429b8061d620108fee636313df55a0602ea0d14458c6d3873989e6b130a074bd",
+    "clang+llvm-16.0.4-x86_64-linux-gnu-ubuntu-22.04.tar.xz": "fd464333bd55b482eb7385f2f4e18248eb43129a3cda4c0920ad9ac3c12bdacf",
 }
 
 # Note: Unlike the user-specified llvm_mirror attribute, the URL prefixes in
@@ -201,6 +297,16 @@
     "12.0.0": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
     "12.0.1": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
     "13.0.0": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "13.0.1": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "14.0.0": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "15.0.0": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "15.0.6": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "15.0.7": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "16.0.0": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "16.0.1": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "16.0.2": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "16.0.3": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
+    "16.0.4": "https://github.com/llvm/llvm-project/releases/download/llvmorg-",
 }
 
 def _get_auth(ctx, urls):
diff --git a/third_party/eigen/Eigen/src/SparseCore/TriangularSolver.h b/third_party/eigen/Eigen/src/SparseCore/TriangularSolver.h
index f9c56ba..07c0d88 100644
--- a/third_party/eigen/Eigen/src/SparseCore/TriangularSolver.h
+++ b/third_party/eigen/Eigen/src/SparseCore/TriangularSolver.h
@@ -270,17 +270,12 @@
       }
 
 
-      Index count = 0;
       // FIXME compute a reference value to filter zeros
       for (typename AmbiVector<Scalar,StorageIndex>::Iterator it(tempVector/*,1e-12*/); it; ++it)
       {
-        ++ count;
-//         std::cerr << "fill " << it.index() << ", " << col << "\n";
-//         std::cout << it.value() << "  ";
         // FIXME use insertBack
         res.insert(it.index(), col) = it.value();
       }
-//       std::cout << "tempVector.nonZeros() == " << int(count) << " / " << (other.rows()) << "\n";
     }
     res.finalize();
     other = res.markAsRValue();
diff --git a/third_party/eigen/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h b/third_party/eigen/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h
index 6f75d50..7aecbca 100644
--- a/third_party/eigen/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h
+++ b/third_party/eigen/Eigen/src/SparseLU/SparseLU_heap_relax_snode.h
@@ -75,8 +75,6 @@
   // Identify the relaxed supernodes by postorder traversal of the etree
   Index snode_start; // beginning of a snode 
   StorageIndex k;
-  Index nsuper_et_post = 0; // Number of relaxed snodes in postordered etree 
-  Index nsuper_et = 0; // Number of relaxed snodes in the original etree 
   StorageIndex l; 
   for (j = 0; j < n; )
   {
@@ -88,7 +86,6 @@
       parent = et(j);
     }
     // Found a supernode in postordered etree, j is the last column 
-    ++nsuper_et_post;
     k = StorageIndex(n);
     for (Index i = snode_start; i <= j; ++i)
       k = (std::min)(k, inv_post(i));
@@ -97,7 +94,6 @@
     {
       // This is also a supernode in the original etree
       relax_end(k) = l; // Record last column 
-      ++nsuper_et; 
     }
     else 
     {
@@ -107,7 +103,6 @@
         if (descendants(i) == 0) 
         {
           relax_end(l) = l;
-          ++nsuper_et;
         }
       }
     }
diff --git a/third_party/google-glog/bazel/glog.bzl b/third_party/google-glog/bazel/glog.bzl
index b4825d3..63f40d3 100644
--- a/third_party/google-glog/bazel/glog.bzl
+++ b/third_party/google-glog/bazel/glog.bzl
@@ -90,6 +90,7 @@
     ]
 
     linux_or_darwin_copts = wasm_copts + [
+        "-Wno-unused-but-set-variable",
         "-DGLOG_EXPORT=__attribute__((visibility(\\\"default\\\")))",
         # For src/utilities.cc.
         "-DHAVE_SYS_SYSCALL_H",
diff --git a/third_party/googletest/googletest.patch b/third_party/googletest/googletest.patch
index ad57dc5..25d8cf4 100644
--- a/third_party/googletest/googletest.patch
+++ b/third_party/googletest/googletest.patch
@@ -30,3 +30,17 @@
      linkopts = select({
          "//:qnx": [],
          "//:windows": [],
+diff --git a/googletest/test/BUILD.bazel b/googletest/test/BUILD.bazel
+index 1890b6ff..9bd00bd2 100644
+--- a/googletest/test/BUILD.bazel
++++ b/googletest/test/BUILD.bazel
+@@ -151,6 +151,9 @@ cc_test(
+     name = "gtest_unittest",
+     size = "small",
+     srcs = ["gtest_unittest.cc"],
++    copts = [
++        "-Wno-unused-but-set-variable",
++    ],
+     shard_count = 2,
+     deps = ["//:gtest_main"],
+ )
diff --git a/third_party/pico-sdk/tools/pioasm/BUILD b/third_party/pico-sdk/tools/pioasm/BUILD
index 355834f..1a276c3 100644
--- a/third_party/pico-sdk/tools/pioasm/BUILD
+++ b/third_party/pico-sdk/tools/pioasm/BUILD
@@ -21,6 +21,7 @@
         "-Wno-unused-parameter",
         "-Wno-sign-compare",
         "-fexceptions",
+        "-Wno-unused-but-set-variable",
     ],
     includes = [
         ".",
diff --git a/third_party/rawrtc/usrsctp/BUILD b/third_party/rawrtc/usrsctp/BUILD
index 6d1fa69..2a4118f 100644
--- a/third_party/rawrtc/usrsctp/BUILD
+++ b/third_party/rawrtc/usrsctp/BUILD
@@ -50,6 +50,7 @@
     ] + compiler_select({
         "clang": [
             "-Wno-unused-but-set-variable",
+            "-Wno-deprecated-non-prototype",
         ],
         "gcc": [
             "-Wno-discarded-qualifiers",