Update googletest to 1.18.0 and SIMDe to 0.8.2.

Googletest 1.18 asks for CMake 3.13 or newer, so configuring the tests no longer warns that CMake compatibility below 3.10 is deprecated.

Co-authored-by: Cursor <cursoragent@cursor.com>

thirdparty/simde/.drone.star.disabled

@@ -0,0 +1,119 @@
+# -*- Python -*-
+# Drone CI Starlark configuration file.
+# https://docs.drone.io/pipeline/scripting/starlark/
+# Run `drone starlark convert --stdout` to verify `.drone.star`.
+
+def main(ctx):
+  jobs = []
+
+  for arch in ['aarch64', 'armv8', 'armv7']:
+    drone_arch = 'arm'
+    if arch == 'aarch64':
+      drone_arch = 'arm64'
+
+    for compiler in ['gcc', 'clang']:
+      cc = compiler
+      cxx = compiler + '++'
+      compiler_flags = []
+      packages = ['ninja-build', 'git-core', 'python3-pip', 'gcovr']
+
+      if arch == 'armv7':
+        compiler_flags.extend(['-march=armv7-a', '-mfpu=neon'])
+      elif arch == 'armv8':
+        compiler_flags.extend(['-march=armv8-a', '-mfpu=neon'])
+      elif arch == 'aarch64':
+        compiler_flags.extend(['-march=armv8-a+simd+crypto+crc'])
+
+      if compiler == 'gcc':
+        cxx = 'g++'
+        compiler_flags.extend(['-Wextra', '-Werror'])
+        packages.extend(['gcc', 'g++'])
+      elif compiler == 'clang':
+        compiler_flags.extend(['-Weverything', '-Werror'])
+        packages.extend(['clang'])
+
+      cflags = ' '.join(compiler_flags)
+      cxxflags = ' '.join(compiler_flags)
+
+      environment = {
+        "CC": cc,
+        "CXX": cxx,
+        "CFLAGS": cflags,
+        "CXXFLAGS": cxxflags,
+        "DEBIAN_FRONTEND": "noninteractive",
+      }
+
+      exclude_branches = ['master']
+      for provider in ['gha', 'cirrus', 'semaphore', 'circleci', 'appveyor', 'azure', 'travis']:
+        exclude_branches.append('ci/' + provider)
+        exclude_branches.append('ci/' + provider + '/**')
+
+      jobs.append({
+        "kind": "pipeline",
+        "type": "docker",
+        "name": compiler + ' ' + arch,
+        "platform": {
+          "os": "linux",
+          "arch": drone_arch
+        },
+        "steps": [
+          {
+            "name": "test",
+            "image": "ubuntu:bionic",
+            "environment": environment,
+            "commands": [
+              "cat /proc/cpuinfo",
+              "echo 'APT::Acquire::Retries \"3\";' > /etc/apt/apt.conf.d/80-retries",
+              "apt-get update -y",
+              "apt-get install -y " + " ".join(packages),
+              "pip3 install meson==0.55.0",
+              "meson build -Db_coverage=true || (cat build/meson-logs/meson-log.txt; false)",
+              "ninja -C build -v test || (cat build/meson-logs/testlog.txt; false)",
+            ],
+          }
+        ],
+        "trigger": {
+          "branch": {
+            "exclude": exclude_branches
+          }
+        },
+      })
+
+  # jobs.append({
+  #   "kind": "pipeline",
+  #   "type": "docker",
+  #   "name": "native aliases",
+  #   "platform": {
+  #     "os": "linux",
+  #     "arch": "arm64"
+  #   },
+  #   "steps": [
+  #     {
+  #       "name": "test",
+  #       "image": "ubuntu:bionic",
+  #       "environment": {
+  #         "CC": "clang",
+  #         "CXX": "clang++",
+  #         "CFLAGS": "-march=armv8a+simd+crypto+crc -Weverything -Wextra -DSIMDE_ENABLE_NATIVE_ALIASES -DSIMDE_NATIVE_ALIASES_TESTING",
+  #         "CXXFLAGS": "-march=armv8a+simd+crypto+crc -Weverything -Wextra -DSIMDE_ENABLE_NATIVE_ALIASES -DSIMDE_NATIVE_ALIASES_TESTING",
+  #       "DEBIAN_FRONTEND": "noninteractive",
+  #       },
+  #       "commands": [
+  #         "cat /proc/cpuinfo",
+  #         "apt-get update -y",
+  #         "apt-get install -y " + " ".join(['ninja-build', 'git-core', 'python3-pip', 'gcovr', 'clang', 'curl']),
+  #         "pip3 install meson==0.55.0",
+  #         "(cd test && sh -x ./native-aliases.sh)",
+  #         "meson build -Db_coverage=true",
+  #         "ninja -C build -v test",
+  #       ],
+  #     },
+  #   ],
+  #   "trigger": {
+  #     "branch": {
+  #       "exclude": exclude_branches
+  #     }
+  #   }
+  # })
+
+  return jobs