[clang] Add a testcase for riscv64-linux-android triple (PR #116892)

[via cfe-commits]

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@@ -311,3 +311,19 @@
 // CHECK-X86_64-GCC: Found candidate GCC installation: {{.*}}i686-linux-android{{[/\\]}}4.9
 // CHECK-X86_64-GCC-NEXT: Found candidate GCC installation: {{.*}}x86_64-linux-android{{[/\\]}}4.9
 // CHECK-X86_64-GCC-NEXT: Selected GCC installation: {{.*}}x86_64-linux-android{{[/\\]}}4.9
+//
+// RUN: %clang -### %s 2>&1 \
+// RUN:     --target=riscv64-linux-android \
+// RUN:     -march=rv64i \
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enh-google wrote:

why this?

https://github.com/llvm/llvm-project/pull/116892