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c.opt (Wcatch-value): New shortcut for Wcatch-value=1. 

* c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
        (Wcatch-value=1): Enable by -Wall.

        * doc/invoke.texi (-Wcatch-value): Document new shortcut.
        Add to -Wall section.

From-SVN: r248772
This commit is contained in:
Volker Reichelt 2017-06-01 08:10:24 +00:00 committed by Volker Reichelt
parent 48932682a5
commit 3fa4634c92
4 changed files with 26 additions and 8 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
* doc/invoke.texi (-Wcatch-value): Document new shortcut.
Add to -Wall section.
2017-06-01 Richard Biener <rguenther@suse.de>
PR middle-end/66313

5
gcc/c-family/ChangeLog
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@ -1,3 +1,8 @@
2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
* c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
(Wcatch-value=1): Enable by -Wall.
2017-05-30 David Malcolm <dmalcolm@redhat.com>
* c-format.c (gcc_cxxdiag_char_table): Add 'H' and 'I' to

6
gcc/c-family/c.opt
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@ -388,8 +388,12 @@ Wcast-qual
C ObjC C++ ObjC++ Var(warn_cast_qual) Warning
Warn about casts which discard qualifiers.
Wcatch-value
C++ ObjC++ Warning Alias(Wcatch-value=, 1, 0)
Warn about catch handlers of non-reference type.
Wcatch-value=
C++ ObjC++ Var(warn_catch_value) Warning Joined RejectNegative UInteger
C++ ObjC++ Var(warn_catch_value) Warning Joined RejectNegative UInteger LangEnabledBy(C++ ObjC++,Wall, 1, 0)
Warn about catch handlers of non-reference type.
Wchar-subscripts

18
gcc/doc/invoke.texi
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@ -266,8 +266,8 @@ Objective-C and Objective-C++ Dialects}.
-Wno-builtin-declaration-mismatch @gol
-Wno-builtin-macro-redefined -Wc90-c99-compat -Wc99-c11-compat @gol
-Wc++-compat -Wc++11-compat -Wc++14-compat -Wcast-align -Wcast-qual @gol
-Wchar-subscripts -Wchkp -Wcatch-value=@var{n} -Wclobbered -Wcomment @gol
-Wconditionally-supported @gol
-Wchar-subscripts -Wchkp -Wcatch-value -Wcatch-value=@var{n} @gol
-Wclobbered -Wcomment -Wconditionally-supported @gol
-Wconversion -Wcoverage-mismatch -Wno-cpp -Wdangling-else -Wdate-time @gol
-Wdelete-incomplete @gol
-Wno-deprecated -Wno-deprecated-declarations -Wno-designated-init @gol
@ -3804,6 +3804,7 @@ Options} and @ref{Objective-C and Objective-C++ Dialect Options}.
-Wbool-compare @gol
-Wbool-operation @gol
-Wc++11-compat -Wc++14-compat @gol
-Wcatch-value @r{(C++ and Objective-C++ only)} @gol
-Wchar-subscripts @gol
-Wcomment @gol
-Wduplicate-decl-specifier @r{(C and Objective-C only)} @gol
@ -5881,13 +5882,16 @@ When compiling C++, warn about the deprecated conversion from string
literals to @code{char *}. This warning is enabled by default for C++
programs.
@item -Wcatch-value=@var{n} @r{(C++ and Objective-C++ only)}
@item -Wcatch-value
@itemx -Wcatch-value=@var{n} @r{(C++ and Objective-C++ only)}
@opindex Wcatch-value
@opindex Wno-catch-value
Warn about catch handlers that do not catch via reference.
With @option{-Wcatch-value=1} warn about polymorphic class types that
are caught by value. With @option{-Wcatch-value=2} warn about all class
types that are caught by value. With @option{-Wcatch-value=3} warn about
all types that are not caught by reference.
With @option{-Wcatch-value=1} (or @option{-Wcatch-value} for short)
warn about polymorphic class types that are caught by value.
With @option{-Wcatch-value=2} warn about all class types that are caught
by value. With @option{-Wcatch-value=3} warn about all types that are
not caught by reference. @option{-Wcatch-value} is enabled by @option{-Wall}.
@item -Wclobbered
@opindex Wclobbered