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Commit 960a58b9 by Martin Sebor
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invoke.texi (-Wall): List -Wc++17-compat. 

gcc/ChangeLog:

	* doc/invoke.texi (-Wall): List -Wc++17-compat.
	(Wno-class-memaccess): Add @opindex.
	(Wno-templates, Wno-multiple-inheritance): Same.
	(Wno-virtual-inheritance, Wno-namespaces): Same.
	(Wno-pedantic, Wno-chkp, Wcoverage-mismatch): Same.
	(Wno-format-overflow, Wno-format-truncation): Same.
	(Wno-unused-local-typedefs, Walloc-size-larger-than): Same.
	(Wno-alloc-size-larger-than, Wframe-larger-than): Same
	(Wno-stack-usage, Wno-c++-compat, Wno-c++11-compat): Same.
	(Wno-c++14-compat, Wno-c++17-compat, Wno-openmp-simd): Same.
	(Wno-unsuffixed-float-constants, Wno-addr-space-convert): Same.
	(Wno-misspelled-isr): Same.

From-SVN: r261453
parent 223c63e6
Showing with 45 additions and 4 deletions
gcc/ChangeLog
2018-06-11 Martin Sebor <msebor@redhat.com>
* doc/invoke.texi (-Wall): List -Wc++17-compat.
(Wno-class-memaccess): Add @opindex.
(Wno-templates, Wno-multiple-inheritance): Same.
(Wno-virtual-inheritance, Wno-namespaces): Same.
(Wno-pedantic, Wno-chkp, Wcoverage-mismatch): Same.
(Wno-format-overflow, Wno-format-truncation): Same.
(Wno-unused-local-typedefs, Walloc-size-larger-than): Same.
(Wno-alloc-size-larger-than, Wframe-larger-than): Same
(Wno-stack-usage, Wno-c++-compat, Wno-c++11-compat): Same.
(Wno-c++14-compat, Wno-c++17-compat, Wno-openmp-simd): Same.
(Wno-unsuffixed-float-constants, Wno-addr-space-convert): Same.
(Wno-misspelled-isr): Same.
2018-06-11 Martin Sebor <msebor@redhat.com>
* PR tree-optimization/86083
* tree-ssa-strlen.c (handle_char_store): Use tree_expr_nonzero_p.
......@@ -43,7 +58,7 @@
2018-06-08 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_passes_ieee128): Protect with #if
TARGET_ELF.
TARGET_ELF.
2018-06-08 Martin Liska <mliska@suse.cz>
......
gcc/doc/invoke.texi
......@@ -267,7 +267,7 @@ Objective-C and Objective-C++ Dialects}.
-Wno-attributes -Wbool-compare -Wbool-operation @gol
-Wno-builtin-declaration-mismatch @gol
-Wno-builtin-macro-redefined -Wc90-c99-compat -Wc99-c11-compat @gol
-Wc++-compat -Wc++11-compat -Wc++14-compat @gol
-Wc++-compat -Wc++11-compat -Wc++14-compat -Wc++17-compat @gol
-Wcast-align -Wcast-align=strict -Wcast-function-type -Wcast-qual @gol
-Wchar-subscripts -Wcatch-value -Wcatch-value=@var{n} @gol
-Wclobbered -Wcomment -Wconditionally-supported @gol
......@@ -3034,6 +3034,7 @@ C++17 it calls @code{f<void(*)()noexcept>}.
@item -Wclass-memaccess @r{(C++ and Objective-C++ only)}
@opindex Wclass-memaccess
@opindex Wno-class-memaccess
Warn when the destination of a call to a raw memory function such as
@code{memset} or @code{memcpy} is an object of class type, and when writing
into such an object might bypass the class non-trivial or deleted constructor
......@@ -3220,6 +3221,7 @@ unsignedness, but the standard mandates the current behavior.
@item -Wtemplates @r{(C++ and Objective-C++ only)}
@opindex Wtemplates
@opindex Wno-templates
Warn when a primary template declaration is encountered. Some coding
rules disallow templates, and this may be used to enforce that rule.
The warning is inactive inside a system header file, such as the STL, so
......@@ -3228,6 +3230,7 @@ templates.
@item -Wmultiple-inheritance @r{(C++ and Objective-C++ only)}
@opindex Wmultiple-inheritance
@opindex Wno-multiple-inheritance
Warn when a class is defined with multiple direct base classes. Some
coding rules disallow multiple inheritance, and this may be used to
enforce that rule. The warning is inactive inside a system header file,
......@@ -3236,6 +3239,7 @@ classes that indirectly use multiple inheritance.
@item -Wvirtual-inheritance
@opindex Wvirtual-inheritance
@opindex Wno-virtual-inheritance
Warn when a class is defined with a virtual direct base class. Some
coding rules disallow multiple inheritance, and this may be used to
enforce that rule. The warning is inactive inside a system header file,
......@@ -3244,6 +3248,7 @@ classes that indirectly use virtual inheritance.
@item -Wnamespaces
@opindex Wnamespaces
@opindex Wno-namespaces
Warn when a namespace definition is opened. Some coding rules disallow
namespaces, and this may be used to enforce that rule. The warning is
inactive inside a system header file, such as the STL, so one can still
......@@ -3874,6 +3879,7 @@ warns that an unrecognized option is present.
@itemx -pedantic
@opindex pedantic
@opindex Wpedantic
@opindex Wno-pedantic
Issue all the warnings demanded by strict ISO C and ISO C++;
reject all programs that use forbidden extensions, and some other
programs that do not follow ISO C and ISO C++. For ISO C, follows the
......@@ -4055,8 +4061,15 @@ of error, as programmers often forget that this type is signed on some
machines.
This warning is enabled by @option{-Wall}.
@item -Wchkp
@opindex Wchkp
@opindex Wno-chkp
Warn about an invalid memory access that is found by Pointer Bounds Checker
(@option{-fcheck-pointer-bounds}).
@item -Wno-coverage-mismatch
@opindex Wno-coverage-mismatch
@opindex Wcoverage-mismatch
Warn if feedback profiles do not match when using the
@option{-fprofile-use} option.
If a source file is changed between compiling with @option{-fprofile-gen} and
......@@ -4306,7 +4319,7 @@ logic @option{-Wformat-overflow}.
@item -Wformat-truncation
@itemx -Wformat-truncation=1
@opindex Wformat-truncation
@opindex Wno-format-overflow
@opindex Wno-format-truncation
Level @var{1} of @option{-Wformat-truncation} enabled by @option{-Wformat}
employs a conservative approach that warns only about calls to bounded
functions whose return value is unused and that will most likely result
......@@ -4963,6 +4976,7 @@ To suppress this warning use the @code{unused} attribute
@item -Wunused-local-typedefs @r{(C, Objective-C, C++ and Objective-C++ only)}
@opindex Wunused-local-typedefs
@opindex Wno-unused-local-typedefs
Warn when a typedef locally defined in a function is not used.
This warning is enabled by @option{-Wall}.
......@@ -5496,6 +5510,8 @@ of @code{realloc} has been deprecated) relying on it may result in subtle
portability bugs and should be avoided.
@item -Walloc-size-larger-than=@var{n}
@opindex Walloc-size-larger-than=@var{n}
@opindex Wno-alloc-size-larger-than
Warn about calls to functions decorated with attribute @code{alloc_size}
that attempt to allocate objects larger than the specified number of bytes,
or where the result of the size computation in an integer type with infinite
......@@ -5930,6 +5946,7 @@ This warning is enabled by @option{-Wshadow=local}.
Warn whenever an object of larger than @var{len} bytes is defined.
@item -Wframe-larger-than=@var{len}
@opindex Wframe-larger-than=@var{len}
@opindex Wframe-larger-than
Warn if the size of a function frame is larger than @var{len} bytes.
The computation done to determine the stack frame size is approximate
......@@ -5948,6 +5965,7 @@ on the heap.
@item -Wstack-usage=@var{len}
@opindex Wstack-usage
@opindex Wno-stack-usage
Warn if the stack usage of a function might be larger than @var{len} bytes.
The computation done to determine the stack usage is conservative.
Any space allocated via @code{alloca}, variable-length arrays, or related
......@@ -6114,12 +6132,14 @@ disabled in the expression that follows @code{__extension__}.
@item -Wc++-compat @r{(C and Objective-C only)}
@opindex Wc++-compat
@opindex Wno-c++-compat
Warn about ISO C constructs that are outside of the common subset of
ISO C and ISO C++, e.g.@: request for implicit conversion from
@code{void *} to a pointer to non-@code{void} type.
@item -Wc++11-compat @r{(C++ and Objective-C++ only)}
@opindex Wc++11-compat
@opindex Wno-c++11-compat
Warn about C++ constructs whose meaning differs between ISO C++ 1998
and ISO C++ 2011, e.g., identifiers in ISO C++ 1998 that are keywords
in ISO C++ 2011. This warning turns on @option{-Wnarrowing} and is
......@@ -6127,11 +6147,13 @@ enabled by @option{-Wall}.
@item -Wc++14-compat @r{(C++ and Objective-C++ only)}
@opindex Wc++14-compat
@opindex Wno-c++14-compat
Warn about C++ constructs whose meaning differs between ISO C++ 2011
and ISO C++ 2014. This warning is enabled by @option{-Wall}.
@item -Wc++17-compat @r{(C++ and Objective-C++ only)}
@opindex Wc++17-compat
@opindex Wno-c++17-compat
Warn about C++ constructs whose meaning differs between ISO C++ 2014
and ISO C++ 2017. This warning is enabled by @option{-Wall}.
......@@ -6735,7 +6757,8 @@ Warn about One Definition Rule violations during link-time optimization.
Requires @option{-flto-odr-type-merging} to be enabled. Enabled by default.
@item -Wopenmp-simd
@opindex Wopenm-simd
@opindex Wopenmp-simd
@opindex Wno-openmp-simd
Warn if the vectorizer cost model overrides the OpenMP
simd directive set by user. The @option{-fsimd-cost-model=unlimited}
option can be used to relax the cost model.
......@@ -7049,6 +7072,7 @@ This option is implied by @option{-Wpedantic}, and can be disabled with
@item -Wunsuffixed-float-constants @r{(C and Objective-C only)}
@opindex Wunsuffixed-float-constants
@opindex Wno-unsuffixed-float-constants
Issue a warning for any floating constant that does not have
a suffix. When used together with @option{-Wsystem-headers} it
......@@ -16756,11 +16780,13 @@ Don't link against AVR-LibC's device specific library @code{lib<mcu>.a}.
@item -Waddr-space-convert
@opindex Waddr-space-convert
@opindex Wno-addr-space-convert
Warn about conversions between address spaces in the case where the
resulting address space is not contained in the incoming address space.
@item -Wmisspelled-isr
@opindex Wmisspelled-isr
@opindex Wno-misspelled-isr
Warn if the ISR is misspelled, i.e. without __vector prefix.
Enabled by default.
@end table
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