MaskRay updated this revision to Diff 534668. MaskRay marked an inline comment as done. MaskRay added a comment.
Thanks for the comments. Improved comments. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D153691/new/ https://reviews.llvm.org/D153691 Files: clang/lib/Driver/ToolChains/Arch/ARM.cpp clang/test/Driver/arm-abi.c Index: clang/test/Driver/arm-abi.c =================================================================== --- clang/test/Driver/arm-abi.c +++ clang/test/Driver/arm-abi.c @@ -61,3 +61,9 @@ // CHECK-APCS-GNU: "-target-abi" "apcs-gnu" // CHECK-AAPCS: "-target-abi" "aapcs" // CHECK-AAPCS-LINUX: "-target-abi" "aapcs-linux" + +// RUN: %clang --target=arm---gnueabi -mabi=aapcs -x assembler %s -### -o /dev/null 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-ASM %s + +/// The combination -x assember & -mabi is not implemented, but for GCC compatibility we accept with a warning. +// CHECK-ASM: warning: argument unused during compilation: '-mabi={{.*}}' Index: clang/lib/Driver/ToolChains/Arch/ARM.cpp =================================================================== --- clang/lib/Driver/ToolChains/Arch/ARM.cpp +++ clang/lib/Driver/ToolChains/Arch/ARM.cpp @@ -524,6 +524,12 @@ } } } + + // The integrated assembler doesn't implement e_flags setting behavior in + // GNU assembler -meabi=gnu (gcc -mabi={apcs-gnu,atpcs}). For compatibility + // we accept but warn. + if (Arg *A = Args.getLastArgNoClaim(options::OPT_mabi_EQ)) + A->ignoreTargetSpecific(); } if (getReadTPMode(D, Args, Triple, ForAS) == ReadTPMode::TPIDRURW)
Index: clang/test/Driver/arm-abi.c =================================================================== --- clang/test/Driver/arm-abi.c +++ clang/test/Driver/arm-abi.c @@ -61,3 +61,9 @@ // CHECK-APCS-GNU: "-target-abi" "apcs-gnu" // CHECK-AAPCS: "-target-abi" "aapcs" // CHECK-AAPCS-LINUX: "-target-abi" "aapcs-linux" + +// RUN: %clang --target=arm---gnueabi -mabi=aapcs -x assembler %s -### -o /dev/null 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-ASM %s + +/// The combination -x assember & -mabi is not implemented, but for GCC compatibility we accept with a warning. +// CHECK-ASM: warning: argument unused during compilation: '-mabi={{.*}}' Index: clang/lib/Driver/ToolChains/Arch/ARM.cpp =================================================================== --- clang/lib/Driver/ToolChains/Arch/ARM.cpp +++ clang/lib/Driver/ToolChains/Arch/ARM.cpp @@ -524,6 +524,12 @@ } } } + + // The integrated assembler doesn't implement e_flags setting behavior in + // GNU assembler -meabi=gnu (gcc -mabi={apcs-gnu,atpcs}). For compatibility + // we accept but warn. + if (Arg *A = Args.getLastArgNoClaim(options::OPT_mabi_EQ)) + A->ignoreTargetSpecific(); } if (getReadTPMode(D, Args, Triple, ForAS) == ReadTPMode::TPIDRURW)
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