[clang] [clang][test][NFC] Use -fdriver-only over /dev/null (PR #135255)

[Eli Friedman via cfe-commits]

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@@ -1,6 +1,6 @@
-// RUN: %clang -fopenacc -S %s -o /dev/null 2>&1 | FileCheck %s -check-prefix=ERROR
-// RUN: %clang -fclangir -fopenacc -S %s -o /dev/null 2>&1 | FileCheck %s --allow-empty -check-prefix=NOERROR
-// RUN: %clang -fopenacc -fclangir -S %s -o /dev/null 2>&1 | FileCheck %s --allow-empty -check-prefix=NOERROR
+// RUN: %clang -fopenacc -S %s -o -fdriver-only 2>&1 | FileCheck %s -check-prefix=ERROR
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efriedma-quic wrote:

`-o -fdriver-only`?

https://github.com/llvm/llvm-project/pull/135255