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(parent: bb1f584) | patch
re PR c++/34198 (-Wconversion gives apparent erroneous warning with g++ 4.3-20071109)
authorJakub Jelinek <jakub@redhat.com>
Fri, 23 Nov 2007 13:39:44 +0000 (14:39 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Fri, 23 Nov 2007 13:39:44 +0000 (14:39 +0100)
commitcfdaefecf6ad134e393cd67fe54f4f5cdd21c5a0
treee85ad82f029ca77413c4971bdede1ccb117867cctree
parentbb1f5840b580ba1672d97cf0c8eccbcb50c3d3c0commit | diff
re PR c++/34198 (-Wconversion gives apparent erroneous warning with g++ 4.3-20071109)

PR c++/34198
* c-common.c (conversion_warning): For INTEGER_TYPE to
INTEGER_TYPE conversions call get_narrower on expr to avoid
spurious warnings from binop shortening or when the implicit
conversion can't change the value.

* gcc.dg/Wconversion-5.c: New test.
* g++.dg/Wconversion3.C: New test.

From-SVN: r130377
gcc/ChangeLog diff | blob | history
gcc/c-common.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/g++.dg/warn/Wconversion3.C [new file with mode: 0644] blob
gcc/testsuite/gcc.dg/Wconversion-5.c [new file with mode: 0644] blob