[clang] [NFC][clang] No sharedlibs for UEFI (PR #137872)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Prabhu Rajasekaran (Prabhuk)

<details>
<summary>Changes</summary>

There is no support for shared libraries for UEFI target. Remove the
incorrect -dll flag set from UEFI toolchain.


---
Full diff: https://github.com/llvm/llvm-project/pull/137872.diff


2 Files Affected:

- (modified) clang/lib/Driver/ToolChains/UEFI.cpp (-3) 
- (modified) clang/test/Driver/uefi-constructed-args.c (-1) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/UEFI.cpp b/clang/lib/Driver/ToolChains/UEFI.cpp
index a9d7e7892c5a6..fbef72e34a3b1 100644
--- a/clang/lib/Driver/ToolChains/UEFI.cpp
+++ b/clang/lib/Driver/ToolChains/UEFI.cpp
@@ -80,9 +80,6 @@ void tools::uefi::Linker::ConstructJob(Compilation &C, const JobAction &JA,
   // "Terminal Service Aware" flag is not needed for UEFI applications.
   CmdArgs.push_back("-tsaware:no");
 
-  // EFI_APPLICATION to be linked as DLL by default.
-  CmdArgs.push_back("-dll");
-
   if (Args.hasArg(options::OPT_g_Group, options::OPT__SLASH_Z7))
     CmdArgs.push_back("-debug");
 
diff --git a/clang/test/Driver/uefi-constructed-args.c b/clang/test/Driver/uefi-constructed-args.c
index 44d2271e0c8ba..49ede47a8953e 100644
--- a/clang/test/Driver/uefi-constructed-args.c
+++ b/clang/test/Driver/uefi-constructed-args.c
@@ -11,5 +11,4 @@
 // CHECK-SAME: "-subsystem:efi_application"
 // CHECK-SAME: "-entry:EfiMain"
 // CHECK-SAME: "-tsaware:no"
-// CHECK-SAME: "-dll"
 // CHECK-SAME: "-debug"

``````````

</details>


https://github.com/llvm/llvm-project/pull/137872