Author: compnerd
Date: Thu Dec 15 01:29:04 2016
New Revision: 289783
URL: http://llvm.org/viewvc/llvm-project?rev=289783&view=rev
Log:
CodeGen: force builtins to be local
Unfortunately _setjmp3 can be both import or local. The ASAN tests try to
emulate the flags which makes this harder to detect. Rely on the linker
creating or using thunks here instead. Should repair the ASAN windows bots.
Modified:
cfe/trunk/lib/CodeGen/CGBuiltin.cpp
Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=289783&r1=289782&r2=289783&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Thu Dec 15 01:29:04 2016
@@ -2214,7 +2214,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(
llvm::Attribute::ReturnsTwice);
llvm::Constant *SetJmpEx = CGM.CreateRuntimeFunction(
llvm::FunctionType::get(IntTy, ArgTypes, /*isVarArg=*/false),
- "_setjmpex", ReturnsTwiceAttr);
+ "_setjmpex", ReturnsTwiceAttr, /*Local=*/true);
llvm::Value *Buf = Builder.CreateBitOrPointerCast(
EmitScalarExpr(E->getArg(0)), Int8PtrTy);
llvm::Value *FrameAddr =
@@ -2239,7 +2239,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(
llvm::Type *ArgTypes[] = {Int8PtrTy, IntTy};
llvm::Constant *SetJmp3 = CGM.CreateRuntimeFunction(
llvm::FunctionType::get(IntTy, ArgTypes, /*isVarArg=*/true),
- "_setjmp3", ReturnsTwiceAttr);
+ "_setjmp3", ReturnsTwiceAttr, /*Local=*/true);
llvm::Value *Count = ConstantInt::get(IntTy, 0);
llvm::Value *Args[] = {Buf, Count};
CS = EmitRuntimeCallOrInvoke(SetJmp3, Args);
@@ -2247,7 +2247,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(
llvm::Type *ArgTypes[] = {Int8PtrTy, Int8PtrTy};
llvm::Constant *SetJmp = CGM.CreateRuntimeFunction(
llvm::FunctionType::get(IntTy, ArgTypes, /*isVarArg=*/false),
- "_setjmp", ReturnsTwiceAttr);
+ "_setjmp", ReturnsTwiceAttr, /*Local=*/true);
llvm::Value *FrameAddr =
Builder.CreateCall(CGM.getIntrinsic(Intrinsic::frameaddress),
ConstantInt::get(Int32Ty, 0));
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