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gcc.gnu.org Git - gcc.git/commit
re PR c/66322 (Linus Torvalds: -Wswitch-bool produces dubious warnings, fails to notice really bad things)
PR c/66322
* c-common.c (check_case_bounds): Add bool * parameter. Set
OUTSIDE_RANGE_P.
(c_add_case_label): Add bool * parameter. Pass it down to
check_case_bounds.
(c_do_switch_warnings): Add bool parameters. Implement -Wswitch-bool
warning here.
* c-common.h (c_add_case_label, c_do_switch_warnings): Update
declarations.
* c-typeck.c (struct c_switch): Add BOOL_COND_P and OUTSIDE_RANGE_P.
(c_start_case): Set BOOL_COND_P and OUTSIDE_RANGE_P. Don't warn
about -Wswitch-bool here.
(do_case): Update c_add_case_label call.
(c_finish_case): Update c_do_switch_warnings call.
* decl.c (struct cp_switch): Add OUTSIDE_RANGE_P.
(push_switch): Set OUTSIDE_RANGE_P.
(pop_switch): Update c_do_switch_warnings call.
(finish_case_label): Update c_add_case_label call.
* semantics.c (finish_switch_cond): Don't warn about -Wswitch-bool
here.
* function.c (stack_protect_epilogue): Remove a cast to int.
* doc/invoke.texi: Update -Wswitch-bool description.
* c-c++-common/pr60439.c: Add dg-prune-output and add switch cases.
* c-c++-common/pr66322.c: New test.
* g++.dg/eh/scope1.C: Remove dg-warning.
From-SVN: r225116
15 files changed:
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