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fix rdar://8445858 - __sync_* intrinsics erroneously reject ObjC pointers 

llvm-svn: 114209
This commit is contained in:
Chris Lattner 2010-09-17 21:12:38 +00:00
parent aaf44b2237
commit bb3bcd868a
2 changed files with 11 additions and 1 deletions
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2
clang/lib/Sema/SemaChecking.cpp
View File

@ -427,7 +427,7 @@ Sema::SemaBuiltinAtomicOverloaded(ExprResult TheCallResult) {
QualType ValType =
FirstArg->getType()->getAs<PointerType>()->getPointeeType();
if (!ValType->isIntegerType() && !ValType->isPointerType() &&
if (!ValType->isIntegerType() && !ValType->isAnyPointerType() &&
!ValType->isBlockPointerType()) {
Diag(DRE->getLocStart(), diag::err_atomic_builtin_must_be_pointer_intptr)
<< FirstArg->getType() << FirstArg->getSourceRange();

10
clang/test/SemaObjC/exprs.m
View File

@ -22,3 +22,13 @@ void test2() {
#define MAX(A,B) ({ __typeof__(A) __a = (A); __typeof__(B) __b = (B); __a < __b ? __b : __a; })
void (^foo)(int, int) = ^(int x, int y) { int z = MAX(x, y); };
// rdar://8445858
@class Object;
static Object *g;
void test3(Object *o) {
// this is ok.
__sync_bool_compare_and_swap(&g, 0, o);
}