Commit Graph

6 Commits

Author SHA1 Message Date
Richard Smith c95d2c5dda Give external linkage and mangling to lambdas inside inline variables and variable templates.
This implements the proposed approach in https://github.com/itanium-cxx-abi/cxx-abi/issues/33

This reinstates r313827, reverted in r313856, with a fix for the 'out-of-bounds
enumeration value' ubsan error in that change.

llvm-svn: 313955
2017-09-22 04:25:05 +00:00
Vitaly Buka 17def21749 Revert "Give external linkage and mangling to lambdas inside inline variables and variable templates."
To fix: runtime error: load of value 15, which is not a valid value for type 'clang::LVComputationKind'

This reverts commit r313827.

llvm-svn: 313856
2017-09-21 02:51:56 +00:00
Richard Smith fb130c6084 Give external linkage and mangling to lambdas inside inline variables and variable templates.
This implements the proposed approach in https://github.com/itanium-cxx-abi/cxx-abi/issues/33

llvm-svn: 313827
2017-09-20 22:17:55 +00:00
Akira Hatanaka 40281846a1 [Sema] Transform the default arguments of a lambda expression when the
lambda expression is instantiated.

Rather than waiting until Sema::CheckCXXDefaultArgExpr tries to
transform the default arguments (which fails because it can't get the
template arguments that are used), transform the default arguments
earlier when the lambda expression is transformed in
TransformLambdaExpr.

rdar://problem/27535319

Differential Revision: https://reviews.llvm.org/D23096

llvm-svn: 289990
2016-12-16 21:16:57 +00:00
Akira Hatanaka 10aced824a [Parser] Clear the TemplateParamScope bit of the current scope's flag
if we are parsing a template specialization.

This commit makes changes to clear the TemplateParamScope bit and set
the TemplateParamParent field of the current scope to null if a template
specialization is being parsed.

Before this commit, Sema::ActOnStartOfLambdaDefinition would check
whether the parent template scope had any decls to determine whether
or not a template specialization was being parsed. This wasn't correct
since it couldn't distinguish between a real template specialization and
a template defintion with an unnamed template parameter (only template
parameters with names are added to the scope's decl list). To fix the
bug, this commit changes the code to check the pointer to the parent
template scope rather than the decl list.

rdar://problem/23440346

Differential Revision: http://reviews.llvm.org/D19175

llvm-svn: 267975
2016-04-29 02:24:14 +00:00
Akira Hatanaka b87faffdb9 [Sema] Fix a crash that occurs when a variable template is initialized
with a generic lambda.

This patch fixes Sema::InstantiateVariableInitializer to switch to the
context of the variable before instantiating its initializer, which is
necessary to set the correct type for VarTemplateSpecializationDecl.

This is the first part of the patch that was reviewed here:
http://reviews.llvm.org/D19175

rdar://problem/23440346

llvm-svn: 267956
2016-04-28 23:50:12 +00:00