Implement -Wredundant-record-wildcards and -Wunused-record-wildcards
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Authored by mpickering on Feb 11 2019, 3:24 AM.

Description

Implement -Wredundant-record-wildcards and -Wunused-record-wildcards

-Wredundant-record-wildcards warns when a .. pattern binds no variables.

-Wunused-record-wildcards warns when none of the variables bound by a ..
pattern are used.

These flags are enabled by -Wall.

Committed

Marge Bot <ben+marge-bot@smart-cactus.org>

Feb 14 2019, 1:36 AM

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				Path	Packages
	M			compiler/hsSyn/HsPat.hs
	M			compiler/hsSyn/HsUtils.hs
	M			compiler/main/DynFlags.hs
	M			compiler/parser/Parser.y
	M			compiler/parser/RdrHsSyn.hs
	M			compiler/rename/RnBinds.hs
	M			compiler/rename/RnExpr.hs
	M			compiler/rename/RnPat.hs
	M			compiler/rename/RnUtils.hs
	M			compiler/typecheck/TcTypeable.hs
	A			docs/users_guide/8.10.1-notes.rst
	M			docs/users_guide/using-warnings.rst
	M			libraries/base/GHC/IO/Handle.hs
	M			libraries/ghc-heap/GHC/Exts/Heap/Closures.hs
	M			libraries/ghci/GHCi/TH.hs
	M			libraries/libiserv/src/Lib.hs
	A			testsuite/tests/rename/should_compile/T15957.hs
	M			testsuite/tests/rename/should_compile/all.T
	A			testsuite/tests/rename/should_fail/T15957_Fail.hs
	A			testsuite/tests/rename/should_fail/T15957_Fail.stderr
	M			testsuite/tests/rename/should_fail/T9437.stderr
	M			testsuite/tests/rename/should_fail/all.T
	M			testsuite/tests/typecheck/should_compile/T4404.hs