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c: Support for -Wuseless-cast [PR84510]
authorMartin Uecker <uecker@tugraz.at>
Thu, 10 Aug 2023 08:39:41 +0000 (10:39 +0200)
committerMartin Uecker <uecker@tugraz.at>
Fri, 11 Aug 2023 05:00:25 +0000 (07:00 +0200)
commit68783211f660a501dee203aec11dae99bf9808ba
treee41f8641ea6ae00fd8b2bf01129dc5bdc6b09687tree
parentee8a844d02e39912e0a303bcf46a0584d144ad6acommit | diff
c: Support for -Wuseless-cast [PR84510]

Add support for Wuseless-cast C (and ObjC).

PR c/84510

gcc/c/:
* c-typeck.cc (build_c_cast): Add warning.

gcc/c-family/:
* c.opt: Enable warning for C and ObjC.

gcc/:
* doc/invoke.texi: Update.

gcc/testsuite/:
* gcc.dg/Wuseless-cast.c: New test.
gcc/c-family/c.opt diff | blob | blame | history
gcc/c/c-typeck.cc diff | blob | blame | history
gcc/doc/invoke.texi diff | blob | blame | history
gcc/testsuite/gcc.dg/Wuseless-cast.c [new file with mode: 0644] blob
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