Fix atomic libcall.
This commit fixes a cast instruction assertion failure
due to the incompatible type cast. This will only happen when
the target requires atomic libcalls.
llvm-svn: 204834
diff --git a/clang/lib/CodeGen/CGAtomic.cpp b/clang/lib/CodeGen/CGAtomic.cpp
index 3e996f3..7c7c80c 100644
--- a/clang/lib/CodeGen/CGAtomic.cpp
+++ b/clang/lib/CodeGen/CGAtomic.cpp
@@ -577,6 +577,8 @@
Args.add(RValue::get(EmitCastToVoidPtr(Ptr)), getContext().VoidPtrTy);
std::string LibCallName;
+ QualType LoweredMemTy =
+ MemTy->isPointerType() ? getContext().getIntPtrType() : MemTy;
QualType RetTy;
bool HaveRetTy = false;
switch (E->getOp()) {
@@ -632,7 +634,7 @@
case AtomicExpr::AO__c11_atomic_fetch_add:
case AtomicExpr::AO__atomic_fetch_add:
LibCallName = "__atomic_fetch_add";
- AddDirectArgument(*this, Args, UseOptimizedLibcall, Val1, MemTy,
+ AddDirectArgument(*this, Args, UseOptimizedLibcall, Val1, LoweredMemTy,
E->getExprLoc());
break;
// T __atomic_fetch_and_N(T *mem, T val, int order)
@@ -653,7 +655,7 @@
case AtomicExpr::AO__c11_atomic_fetch_sub:
case AtomicExpr::AO__atomic_fetch_sub:
LibCallName = "__atomic_fetch_sub";
- AddDirectArgument(*this, Args, UseOptimizedLibcall, Val1, MemTy,
+ AddDirectArgument(*this, Args, UseOptimizedLibcall, Val1, LoweredMemTy,
E->getExprLoc());
break;
// T __atomic_fetch_xor_N(T *mem, T val, int order)