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Add __ARM_DWARF_EH__ to signify the use of Itanium ABI for unwind 

instructions.

llvm-svn: 208719
This commit is contained in:
Joerg Sonnenberger 2014-05-13 18:58:36 +00:00
parent 4645b44fc6
commit cc1edb5a45
2 changed files with 12 additions and 0 deletions
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11
clang/lib/Basic/Targets.cpp
View File

@ -384,6 +384,17 @@ protected:
Builder.defineMacro("__ELF__");
if (Opts.POSIXThreads)
Builder.defineMacro("_POSIX_THREADS");
switch (Triple.getArch()) {
default:
break;
case llvm::Triple::arm:
case llvm::Triple::armeb:
case llvm::Triple::thumb:
case llvm::Triple::thumbeb:
Builder.defineMacro("__ARM_DWARF_EH__");
break;
}
}
public:
NetBSDTargetInfo(const llvm::Triple &Triple) : OSTargetInfo<Target>(Triple) {

1
clang/test/Preprocessor/init.c
View File

@ -946,6 +946,7 @@
// ARM-NETBSD-NOT:#define __ARMEB__ 1
// ARM-NETBSD:#define __ARMEL__ 1
// ARM-NETBSD:#define __ARM_ARCH_6J__ 1
// ARM-NETBSD:#define __ARM_DWARF_EH__ 1
// ARM-NETBSD:#define __ARM_EABI__ 1
// ARM-NETBSD-NOT:#define __ARM_BIG_ENDIAN 1
// ARM-NETBSD:#define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__