[ci] Change llvm-12 to llvm-17 (#81)

.github/workflows/build.yml

@@ -31,7 +31,7 @@ jobs:
       - name: Install dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y clang-12 rpm2cpio cpio binutils-${{ matrix.triple }}
+          sudo apt-get install -y clang-17 rpm2cpio cpio binutils-${{ matrix.triple }}
 
       - name: Install depot_tools
         run: |
@@ -56,7 +56,7 @@ jobs:
         run: |
           src/tools/gn \
             --target-cpu ${{ matrix.arch }} \
-            --target-toolchain /usr/lib/llvm-12 \
+            --target-toolchain /usr/lib/llvm-17 \
             --target-sysroot src/sysroot-6.0/${{ matrix.arch }} \
             --target-dir build
           ninja -C src/out/build
@@ -66,7 +66,7 @@ jobs:
         run: |
           src/tools/gn \
             --target-cpu ${{ matrix.arch }} \
-            --target-toolchain /usr/lib/llvm-12 \
+            --target-toolchain /usr/lib/llvm-17 \
             --target-sysroot src/sysroot-6.5/${{ matrix.arch }} \
             --api-version 6.5 \
             --target-dir build

README.md

@@ -10,8 +10,8 @@ The Flutter embedder for Tizen.
 
 - Linux (x64)
 - [depot_tools](https://commondatastorage.googleapis.com/chrome-infra-docs/flat/depot_tools/docs/html/depot_tools_tutorial.html#_setting_up)
-- [LLVM](https://apt.llvm.org) (10 or later)
-  - `sudo apt install clang-12`
+- [LLVM](https://apt.llvm.org) (17 or later)
+  - `sudo apt install clang-17`
 - Additional dependencies
   - `sudo apt install git python3 rpm2cpio cpio`
   - `sudo apt install binutils-arm-linux-gnueabi binutils-aarch64-linux-gnu binutils-i686-linux-gnu`
@@ -37,21 +37,21 @@ The Flutter embedder for Tizen.
 - **For arm**
 
   ```sh
-  tools/gn --target-cpu arm --target-toolchain /usr/lib/llvm-12
+  tools/gn --target-cpu arm --target-toolchain /usr/lib/llvm-17
   ninja -C out/tizen_arm
   ```
 
 - **For arm64**
 
   ```sh
-  tools/gn --target-cpu arm64 --target-toolchain /usr/lib/llvm-12
+  tools/gn --target-cpu arm64 --target-toolchain /usr/lib/llvm-17
   ninja -C out/tizen_arm64
   ```
 
 - **For x86**
 
   ```sh
-  tools/gn --target-cpu x86 --target-toolchain /usr/lib/llvm-12
+  tools/gn --target-cpu x86 --target-toolchain /usr/lib/llvm-17
   ninja -C out/tizen_x86
   ```
 

build/config/BUILD.gn

@@ -37,7 +37,11 @@ config("compiler") {
   # Stack protection.
   cflags += [
     "-fstack-protector",
-    "--param=ssp-buffer-size=4",
+
+    # 8 is the default, but make this explicit here so that we don't have to
+    # go hunting for the flag name if we ever want a value that is
+    # different from the default.
+    "--param=ssp-buffer-size=8",
   ]
 
   # Cross compilation.
@@ -75,24 +79,15 @@ config("compiler") {
     "-Werror",
     "-Wno-missing-field-initializers",
     "-Wno-unused-parameter",
+    "-Wno-unused-but-set-parameter",
+    "-Wno-unused-but-set-variable",
     "-Wno-implicit-int-float-conversion",
-    "-Wno-c99-designator",
     "-Wno-deprecated-copy",
+    "-Wno-psabi",
+    "-Wno-unqualified-std-cast-call",
+    "-Wno-non-c-typedef-for-linkage",
     "-Wno-range-loop-construct",
   ]
-  if (clang_version >= 11) {
-    cflags += [ "-Wno-psabi" ]
-  }
-  if (clang_version >= 14) {
-    cflags += [
-      "-Wno-unused-but-set-parameter",
-      "-Wno-unused-but-set-variable",
-      "-Wno-non-c-typedef-for-linkage",
-    ]
-  }
-  if (clang_version >= 15) {
-    cflags += [ "-Wno-unqualified-std-cast-call" ]
-  }
 
   # Extra warnings.
   cflags += [
@@ -108,14 +103,6 @@ config("cxx_version_default") {
   cflags_cc = [ "-std=c++17" ]
 }
 
-config("cxx_version_11") {
-  cflags_cc = [ "-std=c++11" ]
-}
-
-config("cxx_version_20") {
-  cflags_cc = [ "-std=c++20" ]
-}
-
 config("no_system_cxx") {
   cflags_cc = [ "-nostdinc++" ]
   ldflags = [ "-nostdlib++" ]

build/config/BUILDCONFIG.gn

@@ -24,7 +24,7 @@ declare_args() {
   target_triple = ""
 
   # The compiler version.
-  clang_version = 10
+  clang_version = 17
 
   # The target API version.
   api_version = ""