Backed out 3 changesets (bug 1943149, bug 1945694) for causing android build bustages. CLOSED TREE

Backed out changeset 9a66091f110f (bug 1945694)
Backed out changeset c01b574ea9ec (bug 1945694)
Backed out changeset 0993363f6e3c (bug 1943149)

Author: Goloman Adrian

swgl/build.rs

@@ -116,7 +116,7 @@ fn translate_shader(
     let mut build = cc::Build::new();
     build.no_default_flags(true);
     if let Ok(tool) = build.try_get_compiler() {
-        if tool.is_like_msvc() {
+        if is_like_msvc(&tool) {
             build.flag("/EP");
             if tool.path().to_str().is_some_and(|p| p.contains("clang")) {
                 build.flag("/clang:-undef");
@@ -185,7 +185,7 @@ fn main() {
     build.cpp(true);
 
     if let Ok(tool) = build.try_get_compiler() {
-        if tool.is_like_msvc() {
+        if is_like_msvc(&tool) {
             build
                 .flag("/std:c++17")
                 .flag("/EHs-")
@@ -212,7 +212,7 @@ fn main() {
         // instructions makes things easier on the processor and in places where it matters we can
         // probably explicitly use reciprocal instructions and avoid the refinement step.
         // Also, allow checks for non-finite values which fast-math may disable.
-        if tool.is_like_msvc() {
+        if is_like_msvc(&tool) {
             build
                 .flag("/fp:fast")
                 .flag("-Xclang")
@@ -252,3 +252,20 @@ impl Drop for EnvVarGuard {
         }
     }
 }
+
+fn is_like_msvc(tool: &cc::Tool) -> bool {
+    tool.is_like_msvc() || {
+        // `mozilla-central` does this funky thing where it replaces `clang-cl.exe` with
+        // `clang.exe --driver-mode=cl`, which isn't considered by `Tool::is_like_msvc`, _but_
+        // it forces the CLI to adhere to a `cl`-like interface and reject naively `clang`-like
+        // arguments.
+        //
+        // See also `config/static-checking-config.mk`:
+        // <https://searchfox.org/mozilla-central/rev/dd8b64a6198ff599a5eb2ca096845ebd6997457f/config/static-checking-config.mk>
+        let starts_with_driver_mode_cl = |arg: &std::ffi::OsStr| {
+            arg.to_str()
+                .is_some_and(|a| a.starts_with("--driver-mode=cl"))
+        };
+        tool.is_like_clang() && tool.to_command().get_args().any(starts_with_driver_mode_cl)
+    }
+}