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authorMarek Polacek <polacek@redhat.com>2014-06-05 06:20:05 +0000
committerMarek Polacek <mpolacek@gcc.gnu.org>2014-06-05 06:20:05 +0000
commit742938c911864563a8b04b95cbcf53d8f12a4ef9 (patch)
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parent6447c55dea95705018ff2bb3de7a81c160a71d4e (diff)
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re PR c/49706 (No warning for (!x > 1) which is always false)
PR c/49706 * doc/invoke.texi: Document -Wlogical-not-parentheses. c-family/ * c-common.c (warn_logical_not_parentheses): New function. * c-common.h (warn_logical_not_parentheses): Declare. * c.opt (Wlogical-not-parentheses): New option. c/ * c-typeck.c (parser_build_binary_op): Warn when logical not is used on the left hand side operand of a comparison. cp/ * parser.c (cp_parser_binary_expression): Warn when logical not is used on the left hand side operand of a comparison. testsuite/ * c-c++-common/pr49706.c: New test. From-SVN: r211255
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