openbsd-ports/devel/llvm/patches/patch-lib_Target_AArch64_AArch64TargetMachine_cpp
2022-03-10 00:04:05 +00:00

16 lines
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Always disable GlobalISel on aarch64, fixes a crash when building on
aarch64 without retguard, with a stack protector and without
optimizations.
Index: lib/Target/AArch64/AArch64TargetMachine.cpp
--- lib/Target/AArch64/AArch64TargetMachine.cpp.orig
+++ lib/Target/AArch64/AArch64TargetMachine.cpp
@@ -332,6 +332,7 @@ AArch64TargetMachine::AArch64TargetMachine(const Targe
// Enable GlobalISel at or below EnableGlobalISelAt0, unless this is
// MachO/CodeModel::Large, which GlobalISel does not support.
if (getOptLevel() <= EnableGlobalISelAtO &&
+ !getTargetTriple().isOSOpenBSD() &&
TT.getArch() != Triple::aarch64_32 &&
TT.getEnvironment() != Triple::GNUILP32 &&
!(getCodeModel() == CodeModel::Large && TT.isOSBinFormatMachO())) {