Fix C++ linking error

Author: cwfitzgerald

.github/workflows/ci.yml

@@ -85,6 +85,9 @@ jobs:
       - name: Clippy
         run: cargo clippy --target ${{ matrix.target }} --all-targets
 
+      - name: Build
+        run: cargo build --target ${{ matrix.target }}
+
       - name: Test
         if: ${{ matrix.test }}
         run: cargo nextest run --target ${{ matrix.target }}

Cargo.lock

@@ -11,14 +11,15 @@ license = "MIT OR Apache-2.0 OR Zlib"
 [workspace.lints]
 
 [workspace.dependencies]
-ctt = { path = "crates/ctt" }
-ctt-intel-texture-compressor = { path = "crates/ctt-intel-texture-compressor" }
-thiserror = "2"
-ddsfile = "0.5"
-ktx2 = "0.4"
+ctt = { path = "crates/ctt", version = "0.1" }
+ctt-intel-texture-compressor = { path = "crates/ctt-intel-texture-compressor", version = "0.1" }
+
+bytemuck = "1"
 clap = { version = "4", features = ["derive"] }
-image = "0.25"
+ddsfile = "0.5"
+fern = "0.7"
 half = "2"
-bytemuck = { version = "1", features = ["derive"] }
+image = "0.25"
+ktx2 = "0.4"
 log = "0.4"
-fern = "0.7"
+thiserror = "2"

Cargo.toml

@@ -45,5 +45,6 @@ fn main() {
         .include(&out_dir)
         .include("ispc")
         .file("ispc/ispc_texcomp_astc.cpp")
+        .cpp(true)
         .compile("ispc_texcomp_astc");
 }