Use LLVM_EXPLICIT instead of a function pointer as bool.

llvm-svn: 199437
This commit is contained in:
Rafael Espindola 2014-01-16 23:37:23 +00:00
parent 80a38428e5
commit 98d3c101dd
2 changed files with 5 additions and 6 deletions

View File

@ -169,12 +169,9 @@ public:
getStorage()->~storage_type();
}
typedef void (*unspecified_bool_type)();
static void unspecified_bool_true() {}
/// \brief Return false if there is an error.
operator unspecified_bool_type() const {
return HasError ? 0 : unspecified_bool_true;
LLVM_EXPLICIT operator bool() const {
return !HasError;
}
reference get() { return *getStorage(); }

View File

@ -20,7 +20,9 @@ ErrorOr<int> t2() { return errc::invalid_argument; }
TEST(ErrorOr, SimpleValue) {
ErrorOr<int> a = t1();
EXPECT_TRUE(a);
// FIXME: This is probably a bug in gtest. EXPECT_TRUE should expand to
// include the !! to make it friendly to explicit bool operators.
EXPECT_TRUE(!!a);
EXPECT_EQ(1, *a);
ErrorOr<int> b = a;