[clang] [flang] [Flang] remove whole-archive option for AIX linker (PR #76039)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-flang-driver

Author: None (madanial0)

<details>
<summary>Changes</summary>

The AIX linker does not support the `--whole-archive` option, removing the option if the OS is AIX.

---
Full diff: https://github.com/llvm/llvm-project/pull/76039.diff


2 Files Affected:

- (modified) clang/lib/Driver/ToolChains/CommonArgs.cpp (+2-1) 
- (modified) flang/test/Driver/no-duplicate-main.f90 (+1-1) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
index 4f4bdac793bea7..e9bd8f2b2aff48 100644
--- a/clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -1175,7 +1175,8 @@ static void addFortranMain(const ToolChain &TC, const ArgList &Args,
   // sure that the main() function from Fortran_main.a is pulled in by the
   // linker. However, it shouldn't be used if it's already active.
   // TODO: Find an equivalent of `--whole-archive` for Darwin.
-  if (!isWholeArchivePresent(Args) && !TC.getTriple().isMacOSX()) {
+  if (!isWholeArchivePresent(Args) && !TC.getTriple().isMacOSX() &&
+      !TC.getTriple().isOSAIX()) {
     CmdArgs.push_back("--whole-archive");
     CmdArgs.push_back("-lFortran_main");
     CmdArgs.push_back("--no-whole-archive");
diff --git a/flang/test/Driver/no-duplicate-main.f90 b/flang/test/Driver/no-duplicate-main.f90
index b884e7ecd7f12a..88f4430828e090 100644
--- a/flang/test/Driver/no-duplicate-main.f90
+++ b/flang/test/Driver/no-duplicate-main.f90
@@ -1,4 +1,4 @@
-! UNSUPPORTED: system-windows, system-darwin
+! UNSUPPORTED: system-windows, system-darwin, system-aix
 
 ! RUN: %flang -x ir -o %t.c-object -c %S/Inputs/no_duplicate_main.ll
 ! RUN: %flang -o %t -c %s

``````````

</details>


https://github.com/llvm/llvm-project/pull/76039