
`-arch` is a Darwin-specific option that is ignored for other targets and not known by GCC. ``` % clang -arch arm64 -c a.c clang: warning: argument unused during compilation: '-arch arm64' [-Wunused-command-line-argument] ``` We are utilizing TargetSpecific (from https://reviews.llvm.org/D151590) to make more options lead to errors for unsupported targets.
8 lines
411 B
C
8 lines
411 B
C
// RUN: %clang --target=armv6m-apple-darwin -dM -E %s | FileCheck %s
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// RUN: %clang --target=armv7m-apple-darwin -dM -E %s | FileCheck %s
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// RUN: %clang --target=armv7em-apple-darwin -dM -E %s | FileCheck %s
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// RUN: %clang_cc1 -triple thumbv7m-apple-unknown-macho -dM -E %s | FileCheck %s
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// CHECK-NOT: __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__
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// CHECK-NOT: __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
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