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-rw-r--r--contrib/llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp b/contrib/llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
index 3861e1c..8d2b595 100644
--- a/contrib/llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
+++ b/contrib/llvm/lib/Target/X86/MCTargetDesc/X86MCAsmInfo.cpp
@@ -65,6 +65,17 @@ X86MCAsmInfoDarwin::X86MCAsmInfoDarwin(const Triple &T) {
// Exceptions handling
ExceptionsType = ExceptionHandling::DwarfCFI;
+
+ // FIXME: this should not depend on the target OS version, but on the ld64
+ // version in use. From at least >= ld64-97.17 (Xcode 3.2.6) the abs-ified
+ // FDE relocs may be used.
+ DwarfFDESymbolsUseAbsDiff = T.isMacOSX() && !T.isMacOSXVersionLT(10, 6);
+
+ // old assembler lacks some directives
+ // FIXME: this should really be a check on the assembler characteristics
+ // rather than OS version
+ if (T.isMacOSX() && T.isMacOSXVersionLT(10, 6))
+ HasWeakDefCanBeHiddenDirective = false;
}
X86_64MCAsmInfoDarwin::X86_64MCAsmInfoDarwin(const Triple &Triple)
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