[clang] [RISCV] Add testcase for -mcmodel= (PR #107816)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-risc-v

Author: Jim Lin (tclin914)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/107816.diff


1 Files Affected:

- (added) clang/test/Driver/riscv-mcmodel.c (+14) 


``````````diff
diff --git a/clang/test/Driver/riscv-mcmodel.c b/clang/test/Driver/riscv-mcmodel.c
new file mode 100644
index 00000000000000..4f5fa95f59b666
--- /dev/null
+++ b/clang/test/Driver/riscv-mcmodel.c
@@ -0,0 +1,14 @@
+// RUN: %clang --target=riscv32 -### -c -mcmodel=small %s 2>&1 | FileCheck --check-prefix=SMALL %s
+// RUN: %clang --target=riscv64 -### -c -mcmodel=small %s 2>&1 | FileCheck --check-prefix=SMALL %s
+
+// RUN: %clang --target=riscv32 -### -c -mcmodel=medlow %s 2>&1 | FileCheck --check-prefix=SMALL %s
+// RUN: %clang --target=riscv64 -### -c -mcmodel=medlow %s 2>&1 | FileCheck --check-prefix=SMALL %s
+
+// RUN: %clang --target=riscv32 -### -c -mcmodel=medium %s 2>&1 | FileCheck --check-prefix=MEDIUM %s
+// RUN: %clang --target=riscv64 -### -c -mcmodel=medium %s 2>&1 | FileCheck --check-prefix=MEDIUM %s
+
+// RUN: %clang --target=riscv32 -### -c -mcmodel=medany %s 2>&1 | FileCheck --check-prefix=MEDIUM %s
+// RUN: %clang --target=riscv64 -### -c -mcmodel=medany %s 2>&1 | FileCheck --check-prefix=MEDIUM %s
+
+// SMALL: "-mcmodel=small"
+// MEDIUM: "-mcmodel=medium"

``````````

</details>


https://github.com/llvm/llvm-project/pull/107816