[clang] Make armv6 iOS by default instead of macOS when targeting Darwin (PR #117243)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang-driver

@llvm/pr-subscribers-clang

Author: None (Un1q32)

<details>
<summary>Changes</summary>

AFAIK the only publicly released armv6 devices that ran Darwin were the iPhone 2G, iPhone 3G, iPod touch 1, and the iPod touch 2, all of which were iOS devices.

---
Full diff: https://github.com/llvm/llvm-project/pull/117243.diff


1 Files Affected:

- (modified) clang/lib/Driver/ToolChains/Darwin.cpp (+2-1) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/Darwin.cpp b/clang/lib/Driver/ToolChains/Darwin.cpp
index 87380869f6fdab..3b858577ce625b 100644
--- a/clang/lib/Driver/ToolChains/Darwin.cpp
+++ b/clang/lib/Driver/ToolChains/Darwin.cpp
@@ -2145,7 +2145,8 @@ inferDeploymentTargetFromArch(DerivedArgList &Args, const Darwin &Toolchain,
   StringRef MachOArchName = Toolchain.getMachOArchName(Args);
   if (MachOArchName == "arm64" || MachOArchName == "arm64e")
     OSTy = llvm::Triple::MacOSX;
-  else if (MachOArchName == "armv7" || MachOArchName == "armv7s")
+  else if (MachOArchName == "armv7" || MachOArchName == "armv7s" ||
+           MachOArchName == "armv6")
     OSTy = llvm::Triple::IOS;
   else if (MachOArchName == "armv7k" || MachOArchName == "arm64_32")
     OSTy = llvm::Triple::WatchOS;

``````````

</details>


https://github.com/llvm/llvm-project/pull/117243