Add __ARM_DWARF_EH__ to signify the use of Itanium ABI for unwind instructions.
Equally to NetBSD, Bitrig will be using .eh_frame unwinding on ARM.
Patch by Patrick Wildt.
llvm-svn: 230763
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 15a0a90..6173b7b 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -471,6 +471,17 @@
Builder.defineMacro("__ELF__");
if (Opts.POSIXThreads)
Builder.defineMacro("_REENTRANT");
+
+ 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:
BitrigTargetInfo(const llvm::Triple &Triple) : OSTargetInfo<Target>(Triple) {
@@ -3827,8 +3838,9 @@
DoubleAlign = LongLongAlign = LongDoubleAlign = SuitableAlign = 64;
const llvm::Triple &T = getTriple();
- // size_t is unsigned long on MachO-derived environments and NetBSD.
- if (T.isOSBinFormatMachO() || T.getOS() == llvm::Triple::NetBSD)
+ // size_t is unsigned long on MachO-derived environments, NetBSD and Bitrig.
+ if (T.isOSBinFormatMachO() || T.getOS() == llvm::Triple::NetBSD ||
+ T.getOS() == llvm::Triple::Bitrig)
SizeType = UnsignedLong;
else
SizeType = UnsignedInt;