+2012-09-03 Paul Eggert <eggert@cs.ucla.edu>
+
+ Merge from gnulib, incorporating:
+ 2012-08-29 stdbool: be more compatible with mixed C/C++ compiles
+ 2011-11-30 manywarnings: update the list of "all" warnings
+
2012-09-02 Jan Djärv <jan.h.d@swipnet.se>
* configure.ac (HAVE_GOBJECT): Check for gobject-2.0 (Bug#12332).
# undef true
#endif
-/* For the sake of symbolic names in gdb, we define true and false as
- enum constants, not only as macros.
- It is tempting to write
- typedef enum { false = 0, true = 1 } _Bool;
- so that gdb prints values of type 'bool' symbolically. But if we do
- this, values of type '_Bool' may promote to 'int' or 'unsigned int'
- (see ISO C 99 6.7.2.2.(4)); however, '_Bool' must promote to 'int'
- (see ISO C 99 6.3.1.1.(2)). So we add a negative value to the
- enum; this ensures that '_Bool' promotes to 'int'. */
-#if defined __cplusplus || (defined __BEOS__ && !defined __HAIKU__)
+#ifdef __cplusplus
+# define _Bool bool
+# define bool bool
+#else
+# if defined __BEOS__ && !defined __HAIKU__
/* A compiler known to have 'bool'. */
/* If the compiler already has both 'bool' and '_Bool', we can assume they
are the same types. */
-# if !@HAVE__BOOL@
+# if !@HAVE__BOOL@
typedef bool _Bool;
-# endif
-#else
-# if !defined __GNUC__
+# endif
+# else
+# if !defined __GNUC__
/* If @HAVE__BOOL@:
Some HP-UX cc and AIX IBM C compiler versions have compiler bugs when
the built-in _Bool type is used. See
"Invalid enumerator. (badenum)" with HP-UX cc on Tru64.
The only benefit of the enum, debuggability, is not important
with these compilers. So use 'signed char' and no enum. */
-# define _Bool signed char
-# else
+# define _Bool signed char
+# else
/* With this compiler, trust the _Bool type if the compiler has it. */
-# if !@HAVE__BOOL@
+# if !@HAVE__BOOL@
+ /* For the sake of symbolic names in gdb, define true and false as
+ enum constants, not only as macros.
+ It is tempting to write
+ typedef enum { false = 0, true = 1 } _Bool;
+ so that gdb prints values of type 'bool' symbolically. But then
+ values of type '_Bool' might promote to 'int' or 'unsigned int'
+ (see ISO C 99 6.7.2.2.(4)); however, '_Bool' must promote to 'int'
+ (see ISO C 99 6.3.1.1.(2)). So add a negative value to the
+ enum; this ensures that '_Bool' promotes to 'int'. */
typedef enum { _Bool_must_promote_to_int = -1, false = 0, true = 1 } _Bool;
+# endif
# endif
# endif
+# define bool _Bool
#endif
-#define bool _Bool
/* The other macros must be usable in preprocessor directives. */
-#define false 0
-#define true 1
+#ifdef __cplusplus
+# define false false
+# define true true
+#else
+# define false 0
+# define true 1
+#endif
+
#define __bool_true_false_are_defined 1
#endif /* _GL_STDBOOL_H */
gl_manywarn_set=
for gl_manywarn_item in \
- -Wall \
-W \
- -Wformat-y2k \
- -Wformat-nonliteral \
- -Wformat-security \
- -Winit-self \
- -Wmissing-include-dirs \
- -Wswitch-default \
- -Wswitch-enum \
- -Wunused \
- -Wunknown-pragmas \
- -Wstrict-aliasing \
- -Wstrict-overflow \
- -Wsystem-headers \
- -Wfloat-equal \
- -Wtraditional \
- -Wtraditional-conversion \
- -Wdeclaration-after-statement \
- -Wundef \
- -Wshadow \
- -Wunsafe-loop-optimizations \
- -Wpointer-arith \
+ -Wabi \
+ -Waddress \
+ -Wall \
+ -Warray-bounds \
+ -Wattributes \
-Wbad-function-cast \
- -Wc++-compat \
- -Wcast-qual \
- -Wcast-align \
- -Wwrite-strings \
- -Wconversion \
- -Wsign-conversion \
- -Wlogical-op \
- -Waggregate-return \
- -Wstrict-prototypes \
- -Wold-style-definition \
- -Wmissing-prototypes \
- -Wmissing-declarations \
- -Wmissing-noreturn \
- -Wmissing-format-attribute \
- -Wpacked \
- -Wpadded \
- -Wredundant-decls \
- -Wnested-externs \
- -Wunreachable-code \
- -Winline \
- -Winvalid-pch \
- -Wlong-long \
- -Wvla \
- -Wvolatile-register-var \
- -Wdisabled-optimization \
- -Wstack-protector \
- -Woverlength-strings \
-Wbuiltin-macro-redefined \
- -Wmudflap \
- -Wpacked-bitfield-compat \
- -Wsync-nand \
- ; do
- gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
- done
- # The following are not documented in the manual but are included in
- # output from gcc --help=warnings.
- for gl_manywarn_item in \
- -Wattributes \
+ -Wcast-align \
+ -Wchar-subscripts \
+ -Wclobbered \
+ -Wcomment \
+ -Wcomments \
-Wcoverage-mismatch \
- -Wunused-macros \
- ; do
- gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
- done
- # More warnings from gcc 4.6.2 --help=warnings.
- for gl_manywarn_item in \
- -Wabi \
-Wcpp \
-Wdeprecated \
-Wdeprecated-declarations \
+ -Wdisabled-optimization \
-Wdiv-by-zero \
-Wdouble-promotion \
+ -Wempty-body \
-Wendif-labels \
+ -Wenum-compare \
-Wextra \
-Wformat-contains-nul \
-Wformat-extra-args \
+ -Wformat-nonliteral \
+ -Wformat-security \
+ -Wformat-y2k \
-Wformat-zero-length \
-Wformat=2 \
+ -Wfree-nonheap-object \
+ -Wignored-qualifiers \
+ -Wimplicit \
+ -Wimplicit-function-declaration \
+ -Wimplicit-int \
+ -Winit-self \
+ -Winline \
+ -Wint-to-pointer-cast \
+ -Winvalid-memory-model \
+ -Winvalid-pch \
+ -Wjump-misses-init \
+ -Wlogical-op \
+ -Wmain \
+ -Wmaybe-uninitialized \
+ -Wmissing-braces \
+ -Wmissing-declarations \
+ -Wmissing-field-initializers \
+ -Wmissing-format-attribute \
+ -Wmissing-include-dirs \
+ -Wmissing-noreturn \
+ -Wmissing-parameter-type \
+ -Wmissing-prototypes \
+ -Wmudflap \
-Wmultichar \
+ -Wnarrowing \
+ -Wnested-externs \
+ -Wnonnull \
-Wnormalized=nfc \
+ -Wold-style-declaration \
+ -Wold-style-definition \
-Woverflow \
+ -Woverlength-strings \
+ -Woverride-init \
+ -Wpacked \
+ -Wpacked-bitfield-compat \
+ -Wparentheses \
+ -Wpointer-arith \
+ -Wpointer-sign \
-Wpointer-to-int-cast \
-Wpragmas \
+ -Wreturn-type \
+ -Wsequence-point \
+ -Wshadow \
+ -Wsizeof-pointer-memaccess \
+ -Wstack-protector \
+ -Wstrict-aliasing \
+ -Wstrict-overflow \
+ -Wstrict-prototypes \
-Wsuggest-attribute=const \
+ -Wsuggest-attribute=format \
-Wsuggest-attribute=noreturn \
-Wsuggest-attribute=pure \
+ -Wswitch \
+ -Wswitch-default \
+ -Wsync-nand \
+ -Wsystem-headers \
-Wtrampolines \
+ -Wtrigraphs \
+ -Wtype-limits \
+ -Wuninitialized \
+ -Wunknown-pragmas \
+ -Wunreachable-code \
+ -Wunsafe-loop-optimizations \
+ -Wunused \
+ -Wunused-but-set-parameter \
+ -Wunused-but-set-variable \
+ -Wunused-function \
+ -Wunused-label \
+ -Wunused-local-typedefs \
+ -Wunused-macros \
+ -Wunused-parameter \
+ -Wunused-result \
+ -Wunused-value \
+ -Wunused-variable \
+ -Wvarargs \
+ -Wvariadic-macros \
+ -Wvector-operation-performance \
+ -Wvla \
+ -Wvolatile-register-var \
+ -Wwrite-strings \
+ \
; do
gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
done
projects / emacs.git / commitdiff