[clang] [HeaderSearch] Make a test independent of the local environment. (PR #100011)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Volodymyr Sapsai (vsapsai)

<details>
<summary>Changes</summary>

Don't ask the driver to inspect the local environment but use `cc1` directly.

---
Full diff: https://github.com/llvm/llvm-project/pull/100011.diff


1 Files Affected:

- (modified) clang/test/Modules/subdirectory-module-maps-working-dir.m (+2-2) 


``````````diff
diff --git a/clang/test/Modules/subdirectory-module-maps-working-dir.m b/clang/test/Modules/subdirectory-module-maps-working-dir.m
index 4fb19ff05ef38..43488e8d13601 100644
--- a/clang/test/Modules/subdirectory-module-maps-working-dir.m
+++ b/clang/test/Modules/subdirectory-module-maps-working-dir.m
@@ -1,8 +1,8 @@
 // RUN: rm -rf %t
-// RUN: %clang -fsyntax-only -fmodules -fmodules-cache-path=%t \
+// RUN: %clang_cc1 -fsyntax-only -fmodules -fimplicit-module-maps -fmodules-cache-path=%t \
 // RUN:    -working-directory %S/Inputs \
 // RUN:    -I subdirectory-module-maps-working-dir \
-// RUN:    %s -Werror=implicit-function-declaration -Xclang -verify
+// RUN:    %s -Werror=implicit-function-declaration -verify
 
 @import ModuleInSubdir;
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/100011