diff options
| -rw-r--r-- | lib/Target/X86/X86FrameInfo.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/X86/X86FrameInfo.cpp b/lib/Target/X86/X86FrameInfo.cpp index afadb4c9b3..5a8d9768f8 100644 --- a/lib/Target/X86/X86FrameInfo.cpp +++ b/lib/Target/X86/X86FrameInfo.cpp @@ -566,6 +566,8 @@ void X86FrameInfo::emitPrologue(MachineFunction &MF) const { const char *StackProbeSymbol = STI.isTargetWindows() ? "_chkstk" : "_alloca"; + if (Is64Bit && STI.isTargetCygMing()) + StackProbeSymbol = "__chkstk"; unsigned CallOp = Is64Bit ? X86::CALL64pcrel32 : X86::CALLpcrel32; if (!isEAXAlive) { BuildMI(MBB, MBBI, DL, TII.get(X86::MOV32ri), X86::EAX) |