Zhihao Yuan 52b5bf8ba9 [C++17] Allow an empty expression in an if init statement ... Summary: This fixes [PR35381](https://llvm.org/pr35381) and an additional bug where clang didn't warn about the C++17 extension when having an expression in the init statement. Thanks Nicolas Lesser for contributing the patch. Reviewers: rsmith Reviewed By: rsmith Subscribers: erik.pilkington, cfe-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D40445 llvm-svn: 327782		2018-03-17 21:42:10 +00:00
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basic	Add a "vexing parse" warning for ambiguity between a variable declaration and a	2017-09-29 23:57:25 +00:00
class	Implement DR2229, which prohibits unnamed bit-fields from having qualifiers in C++.	2018-03-17 21:08:40 +00:00
class.access	Switch from using a DiagnosticTrap and a note for "while defining a special	2017-05-25 22:47:05 +00:00
class.derived	Add context note to diagnostics that occur while declaring an implicit special member function.	2017-02-23 21:43:43 +00:00
concepts-ts	Remove old concepts parsing code	2017-12-07 00:34:20 +00:00
conv	Driver: hoist the `wchar_t` handling to the driver	2017-10-06 23:09:55 +00:00
cpp/cpp.predefined	P0035R4: add predefined __STDCPP_DEFAULT_NEW_ALIGNMENT__ macro. By default, we	2016-09-30 22:41:36 +00:00
dcl.dcl	Bring r325915 back.	2018-02-23 19:30:48 +00:00
dcl.decl	[Sema] Improve test coverage of narrowing conversion diagnostics	2018-03-02 10:03:02 +00:00
drs	Implement DR2229, which prohibits unnamed bit-fields from having qualifiers in C++.	2018-03-17 21:08:40 +00:00
except	[Sema][Crash] Correctly handle an non-dependent noexcept expr in function template	2017-10-12 23:01:53 +00:00
expr	P0620 follow-up: deducing `auto` from braced-init-list in new expr	2017-12-11 18:29:54 +00:00
lex	Convert test/CXX/lex/lex.literal/lex.string/p4.cpp back to DOS line	2016-01-04 10:17:48 +00:00
modules-ts	Bring r325915 back.	2018-02-23 19:30:48 +00:00
over	[Sema] Improve diagnostics for const- and ref-qualified member functions	2017-12-31 18:27:29 +00:00
special	Fix tracking of whether a destructor would be deleted.	2017-09-22 01:04:22 +00:00
stmt.stmt	[C++17] Allow an empty expression in an if init statement	2018-03-17 21:42:10 +00:00
temp	Implement C++ DR727, which permits explicit specializations at class scope.	2018-03-16 13:36:56 +00:00