Try to avoid "LLVM ERROR: out of memory" on Win i686

.github/workflows/release.yml

@@ -19,45 +19,52 @@ jobs:
             lib-file-name: realearn.dll
             target: x86_64-pc-windows-msvc
             use-cross: false
+            profile: release
           - artifact: windows-i686
             os: windows-latest
             toolchain-suffix: i686-pc-windows-msvc
             lib-file-name: realearn.dll
             target: i686-pc-windows-msvc
             use-cross: false
+            profile: release-llvm-out-of-memory-fix
           - artifact: macos-x86_64
             os: macos-latest
             toolchain-suffix: x86_64-apple-darwin
             lib-file-name: librealearn.dylib
             target: x86_64-apple-darwin
             use-cross: false
+            profile: release
           - artifact: macos-aarch64
             os: macos-latest
             toolchain-suffix: x86_64-apple-darwin
             lib-file-name: librealearn.dylib
             target: aarch64-apple-darwin
             use-cross: false
+            profile: release
           - artifact: linux-x86_64
             os: ubuntu-latest
             toolchain-suffix: x86_64-unknown-linux-gnu
             lib-file-name: librealearn.so
             target: x86_64-unknown-linux-gnu
             use-cross: false
             strip-cmd: strip
+            profile: release
           - artifact: linux-aarch64
             os: ubuntu-latest
             toolchain-suffix: x86_64-unknown-linux-gnu
             lib-file-name: librealearn.so
             target: aarch64-unknown-linux-gnu
             use-cross: true
             strip-cmd: aarch64-linux-gnu-strip
+            profile: release
           - artifact: linux-armv7
             os: ubuntu-latest
             toolchain-suffix: x86_64-unknown-linux-gnu
             lib-file-name: librealearn.so
             target: armv7-unknown-linux-gnueabihf
             use-cross: true
             strip-cmd: arm-linux-gnueabihf-strip
+            profile: release
     env:
       MACOSX_DEPLOYMENT_TARGET: 10.7 # This is relevant for macOS builds only (and only if not overridden).
     steps:
@@ -100,44 +107,44 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: build
-          args: --release --target ${{ matrix.target }}
+          args: --profile ${{ matrix.profile }} --target ${{ matrix.target }}
           use-cross: ${{ matrix.use-cross }}
       # Strip debug symbols (Linux and macOS)
       # TODO-medium We could replace this with Cargo's recent built-in strip function
       - name: Strip debug symbols from Linux binary
         if: matrix.os == 'ubuntu-latest'
         run: |
-          cp target/${{ matrix.target }}/release/${{ matrix.lib-file-name }} target/${{ matrix.target }}/release/librealearn-debug.so
-          ${{ matrix.strip-cmd }} target/${{ matrix.target }}/release/${{ matrix.lib-file-name }}
+          cp target/${{ matrix.target }}/${{ matrix.profile }}/${{ matrix.lib-file-name }} target/${{ matrix.target }}/${{ matrix.profile }}/librealearn-debug.so
+          ${{ matrix.strip-cmd }} target/${{ matrix.target }}/${{ matrix.profile }}/${{ matrix.lib-file-name }}
       - name: Strip debug symbols from macOS binary
         if: matrix.os == 'macos-latest'
         run: |
-          strip -u -r target/${{ matrix.target }}/release/${{ matrix.lib-file-name }}
+          strip -u -r target/${{ matrix.target }}/${{ matrix.profile }}/${{ matrix.lib-file-name }}
       # Upload plug-in (all)
       - name: Upload plug-in to artifact
         uses: actions/upload-artifact@v2
         with:
           name: ${{ matrix.artifact }}
-          path: target/${{ matrix.target }}/release/${{ matrix.lib-file-name }}
+          path: target/${{ matrix.target }}/${{ matrix.profile }}/${{ matrix.lib-file-name }}
       # Upload debug symbols (all)
       - name: Upload Windows debug symbols to artifact
         if: matrix.os == 'windows-latest'
         uses: actions/upload-artifact@v2
         with:
           name: ${{ matrix.artifact }}
-          path: target/${{ matrix.target }}/release/realearn.pdb
+          path: target/${{ matrix.target }}/${{ matrix.profile }}/realearn.pdb
       - name: Upload macOS debug symbols to artifact
         if: matrix.os == 'macos-latest'
         uses: actions/upload-artifact@v2
         with:
           name: ${{ matrix.artifact }}
-          path: target/${{ matrix.target }}/release/deps/librealearn.dylib.dSYM/
+          path: target/${{ matrix.target }}/${{ matrix.profile }}/deps/librealearn.dylib.dSYM/
       - name: Upload Linux debug symbols to artifact
         if: matrix.os == 'ubuntu-latest'
         uses: actions/upload-artifact@v2
         with:
           name: ${{ matrix.artifact }}
-          path: target/${{ matrix.target }}/release/librealearn-debug.so
+          path: target/${{ matrix.target }}/${{ matrix.profile }}/librealearn-debug.so
 
   create-release:
     name: Publish release

.github/workflows/windows-i686.yml

@@ -31,5 +31,5 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: build
-          # We build with --release because without that, LLVM runs out of memory on GitHub actions
-          args: --release --target i686-pc-windows-msvc
+          # Prevent "LLVM ERROR: out of memory"
+          args: --profile dev-llvm-out-of-memory-fix --target i686-pc-windows-msvc

Cargo.toml

@@ -16,6 +16,18 @@ members = [
 # This is important for having line numbers in bug reports.
 debug = 2
 
+[profile.dev-llvm-out-of-memory-fix]
+inherits = "dev"
+# Lately, i686 Windows builds often fail due to "LLVM ERROR: out of memory".
+# Lowering the amount of debug information included in the binary is supposed to fix that.
+debug = 1
+
+[profile.release-llvm-out-of-memory-fix]
+inherits = "release"
+# Lately, i686 Windows builds often fail due to "LLVM ERROR: out of memory".
+# Lowering the amount of debug information included in the binary is supposed to fix that.
+debug = 1
+
 [patch.crates-io]
 
 # TODO-low-wait

main/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "realearn"
-version = "2.14.0-pre.2"
+version = "2.14.0-pre.3"
 authors = ["Benjamin Klum <benjamin.klum@helgoboss.org>"]
 edition = "2021"
 build = "build.rs"