First try at fixing flang (#3673)gh-3104

2 files changed, 56 insertions, 0 deletions

diff --git a/lib/compilers/_all.js b/lib/compilers/_all.js
index 44fd91c0c..be664486e 100644
--- a/lib/compilers/_all.js
+++ b/lib/compilers/_all.js
@@ -45,6 +45,7 @@ export {EWARMCompiler} from './ewarm';
 export {EWAVRCompiler} from './ewavr';
 export {FakeCompiler} from './fake-for-test';
 export {FSharpCompiler} from './dotnet';
+export {FlangCompiler} from './flang';
 export {FortranCompiler} from './fortran';
 export {GCCCompiler} from './gcc';
 export {GCCRSCompiler} from './gccrs';
diff --git a/lib/compilers/flang.ts b/lib/compilers/flang.ts
new file mode 100644
index 000000000..429dfcce8
--- /dev/null
+++ b/lib/compilers/flang.ts
@@ -0,0 +1,55 @@
+// Copyright (c) 2022, Compiler Explorer Authors
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//     * Redistributions of source code must retain the above copyright notice,
+//       this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+import path from 'path';
+
+import {FortranCompiler} from './fortran';
+
+export class FlangCompiler extends FortranCompiler {
+    static override get key() {
+        return 'flang';
+    }
+
+    override optionsForFilter(filters, outputFilename) {
+        let options = ['-o', this.filename(outputFilename)];
+        if (this.compiler.intelAsm && filters.intel && !filters.binary) {
+            options = options.concat(this.compiler.intelAsm.split(' '));
+        }
+        if (!filters.binary) {
+            options = options.concat('-S');
+        } else {
+            options = options.concat('-g');
+        }
+        return options;
+    }
+
+    override getDefaultExecOptions() {
+        const result = super.getDefaultExecOptions();
+        const gfortranPath = this.compilerProps(`compiler.${this.compiler.id}.gfortranPath`);
+        if (gfortranPath) {
+            result.env.PATH = result.env.PATH + path.delimiter + gfortranPath;
+        }
+        return result;
+    }
+}