Commit Graph

4 Commits

Author SHA1 Message Date
Richard Smith 30519a68d5 Add regression test for PR41576 (which is already fixed in trunk,
perhaps by r361300).

llvm-svn: 364340
2019-06-25 18:42:53 +00:00
Richard Smith 7bf8f6fa8a PR42104: Support instantiations of lambdas that implicitly capture
packs.

Two changes:
 * Track odr-use via FunctionParmPackExprs to properly handle dependent
   odr-uses of packs in generic lambdas.
 * Do not instantiate implicit captures; instead, regenerate them by
   instantiating the body of the lambda. This is necessary to
   distinguish between cases where only one element of a pack is
   captured and cases where the entire pack is captured.

This reinstates r362358 (reverted in r362375) with a fix for an
uninitialized variable use in UpdateMarkingForLValueToRValue.

llvm-svn: 362531
2019-06-04 17:17:20 +00:00
Simon Pilgrim c716e5d6de Revert rL362358 : PR42104: Support instantiations of lambdas that implicitly capture packs.
Two changes:
 * Track odr-use via FunctionParmPackExprs to properly handle dependent
   odr-uses of packs in generic lambdas.
 * Do not instantiate implicit captures; instead, regenerate them by
   instantiating the body of the lambda. This is necessary to
   distinguish between cases where only one element of a pack is
   captured and cases where the entire pack is captured.
........
Fixes http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win buildbot failures

llvm-svn: 362375
2019-06-03 09:56:09 +00:00
Richard Smith ea0c66be55 PR42104: Support instantiations of lambdas that implicitly capture
packs.

Two changes:
 * Track odr-use via FunctionParmPackExprs to properly handle dependent
   odr-uses of packs in generic lambdas.
 * Do not instantiate implicit captures; instead, regenerate them by
   instantiating the body of the lambda. This is necessary to
   distinguish between cases where only one element of a pack is
   captured and cases where the entire pack is captured.

llvm-svn: 362358
2019-06-03 06:02:10 +00:00