diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -1678,8 +1678,90 @@
 
 libc_math_function(name = "scalbnl")
 
+############################## inttypes targets ##############################
+
+libc_function(
+    name = "imaxabs",
+    srcs = ["src/inttypes/imaxabs.cpp"],
+    hdrs = ["src/inttypes/imaxabs.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "imaxdiv",
+    srcs = ["src/inttypes/imaxdiv.cpp"],
+    hdrs = ["src/inttypes/imaxdiv.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
 ############################### stdlib targets ###############################
 
+libc_function(
+    name = "abs",
+    srcs = ["src/stdlib/abs.cpp"],
+    hdrs = ["src/stdlib/abs.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "labs",
+    srcs = ["src/stdlib/labs.cpp"],
+    hdrs = ["src/stdlib/labs.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "llabs",
+    srcs = ["src/stdlib/llabs.cpp"],
+    hdrs = ["src/stdlib/llabs.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "div",
+    srcs = ["src/stdlib/div.cpp"],
+    hdrs = ["src/stdlib/div.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "ldiv",
+    srcs = ["src/stdlib/ldiv.cpp"],
+    hdrs = ["src/stdlib/ldiv.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
+libc_function(
+    name = "lldiv",
+    srcs = ["src/stdlib/lldiv.cpp"],
+    hdrs = ["src/stdlib/lldiv.h"],
+    deps = [
+        ":__support_common",
+        ":__support_integer_operations",
+    ],
+)
+
 libc_function(
     name = "atoi",
     srcs = ["src/stdlib/atoi.cpp"],
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/inttypes/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/inttypes/BUILD.bazel
new file mode 100644
--- /dev/null
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/inttypes/BUILD.bazel
@@ -0,0 +1,30 @@
+# This file is licensed under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+
+# Tests for LLVM libc inttypes.h functions.
+
+load("//libc/test:libc_test_rules.bzl", "libc_test")
+
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+libc_test(
+    name = "imaxabs_test",
+    srcs = ["imaxabs_test.cpp"],
+    libc_function_deps = [
+        "//libc:imaxabs",
+    ],
+)
+
+libc_test(
+    name = "imaxdiv_test",
+    srcs = ["imaxdiv_test.cpp"],
+    libc_function_deps = [
+        "//libc:imaxdiv",
+    ],
+    deps = [
+        "//libc/test/src/stdlib:div_test_helper",
+    ],
+)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/stdlib/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/stdlib/BUILD.bazel
--- a/utils/bazel/llvm-project-overlay/libc/test/src/stdlib/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/stdlib/BUILD.bazel
@@ -10,6 +10,71 @@
 
 licenses(["notice"])
 
+libc_test(
+    name = "abs_test",
+    srcs = ["abs_test.cpp"],
+    libc_function_deps = [
+        "//libc:abs",
+    ],
+)
+
+libc_test(
+    name = "labs_test",
+    srcs = ["labs_test.cpp"],
+    libc_function_deps = [
+        "//libc:labs",
+    ],
+)
+
+libc_test(
+    name = "llabs_test",
+    srcs = ["llabs_test.cpp"],
+    libc_function_deps = [
+        "//libc:llabs",
+    ],
+)
+
+cc_library(
+    name = "div_test_helper",
+    hdrs = ["DivTest.h"],
+    deps = [
+        "//libc/test/UnitTest:LibcUnitTest",
+    ],
+)
+
+libc_test(
+    name = "div_test",
+    srcs = ["div_test.cpp"],
+    libc_function_deps = [
+        "//libc:div",
+    ],
+    deps = [
+        ":div_test_helper",
+    ],
+)
+
+libc_test(
+    name = "ldiv_test",
+    srcs = ["ldiv_test.cpp"],
+    libc_function_deps = [
+        "//libc:ldiv",
+    ],
+    deps = [
+        ":div_test_helper",
+    ],
+)
+
+libc_test(
+    name = "lldiv_test",
+    srcs = ["lldiv_test.cpp"],
+    libc_function_deps = [
+        "//libc:lldiv",
+    ],
+    deps = [
+        ":div_test_helper",
+    ],
+)
+
 cc_library(
     name = "atoi_test_helper",
     hdrs = ["AtoiTest.h"],