[clang] [Driver] Check the environment version except wasm case. (PR #80783)

[Mike Hommey via cfe-commits]

================
@@ -1443,16 +1443,18 @@ Compilation *Driver::BuildCompilation(ArrayRef<const char *> ArgList) {
   const ToolChain &TC = getToolChain(
       *UArgs, computeTargetTriple(*this, TargetTriple, *UArgs));
 
-  // Check if the environment version is valid.
-  llvm::Triple Triple = TC.getTriple();
-  StringRef TripleVersionName = Triple.getEnvironmentVersionString();
-  StringRef TripleObjectFormat =
-      Triple.getObjectFormatTypeName(Triple.getObjectFormat());
-  if (Triple.getEnvironmentVersion().empty() && TripleVersionName != "" &&
-      TripleVersionName != TripleObjectFormat) {
-    Diags.Report(diag::err_drv_triple_version_invalid)
-        << TripleVersionName << TC.getTripleString();
-    ContainsError = true;
+  // Check if the environment version is valid except wasm case.
+  if (!TC.getTriple().isWasm()) {
+    llvm::Triple Triple = TC.getTriple();
----------------
glandium wrote:

You could do 
```
llvm::Triple Triple = TC.getTriple();
if (!Triple.isWasm()) {
```

https://github.com/llvm/llvm-project/pull/80783