mirror of
git://gcc.gnu.org/git/gcc.git
synced 2025-03-08 17:37:43 +08:00
re PR c++/9367 (error: nonnull argument with extern "C" snprintf prototype)
PR c++/9367 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro. (BT_FN_INT_CONST_STRING_VALIST_ARG, BT_FN_INT_STRING_CONST_STRING_VALIST_ARG, BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG, BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG, BT_FN_INT_STRING_CONST_STRING_VAR, BT_FN_INT_CONST_STRING_CONST_STRING_VAR, BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types. * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): Also include the nothrow attribute. (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf, vsnprintf, vscanf, vsscanf): Don't define attributes here. * builtins.def (putchar, puts): Make full C89 built-ins. (snprintf, sprintf, scanf, sscanf, vprintf, vscanf, vsscanf, vsnprintf, vsprintf): New built-ins. * c-common.c (c_common_nodes_and_builtins): Handle new macro DEF_FUNCTION_TYPE_VAR_3. * doc/extend.texi: Document these new built-in functions. * java/builtins.c (builtin_type): Handle DEF_FUNCTION_TYPE_VAR_3. (initialize_builtins): Handle DEF_FUNCTION_TYPE_VAR_3. * g++.old-deja/g++.other/builtins10.C: New test for PR 9367. * gcc.dg/format/attr-5.c: Handle new conflicting types warning. From-SVN: r63650
This commit is contained in:
Roger Sayle
Roger Sayle
parent
66c4e25802
commit
0829165849
@ -1,3 +1,26 @@
|
||||
2003-03-01 Roger Sayle <roger@eyesopen.com>
|
||||
|
||||
PR c++/9367
|
||||
* builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
|
||||
(BT_FN_INT_CONST_STRING_VALIST_ARG,
|
||||
BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
|
||||
BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
|
||||
BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
|
||||
BT_FN_INT_STRING_CONST_STRING_VAR,
|
||||
BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
|
||||
BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
|
||||
* builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
|
||||
ATTR_NONNULL_3): Also include the nothrow attribute.
|
||||
(sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
|
||||
vsnprintf, vscanf, vsscanf): Don't define attributes here.
|
||||
* builtins.def (putchar, puts): Make full C89 built-ins.
|
||||
(snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
|
||||
vsscanf, vsnprintf, vsprintf): New built-ins.
|
||||
* c-common.c (c_common_nodes_and_builtins): Handle new macro
|
||||
DEF_FUNCTION_TYPE_VAR_3.
|
||||
|
||||
* doc/extend.texi: Document these new built-in functions.
|
||||
|
||||
2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
|
||||
|
||||
* config/h8300/h8300.md (a peephole2): New.
|
||||
|
||||
@ -102,9 +102,12 @@ DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \
|
||||
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \
|
||||
ATTR_NULL, ATTR_NOTHROW_LIST)
|
||||
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL)
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL)
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, ATTR_NULL)
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_ATTR_TREE_LIST (ATTR_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \
|
||||
ATTR_NOTHROW_LIST)
|
||||
|
||||
/* Construct a tree for a format attribute. */
|
||||
#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \
|
||||
@ -149,13 +152,8 @@ DEF_FORMAT_ARG_ATTRIBUTE(2)
|
||||
|
||||
/* Functions from ISO/IEC 9899:1990. */
|
||||
#define DEF_C89_ATTR(NAME, ATTRS) DEF_FN_ATTR_IDENT (NAME, ATTRS, flag_hosted)
|
||||
DEF_C89_ATTR (sprintf, ATTR_FORMAT_PRINTF_2_3)
|
||||
DEF_C89_ATTR (scanf, ATTR_FORMAT_SCANF_1_2)
|
||||
DEF_C89_ATTR (fscanf, ATTR_FORMAT_SCANF_2_3)
|
||||
DEF_C89_ATTR (sscanf, ATTR_FORMAT_SCANF_2_3)
|
||||
DEF_C89_ATTR (vprintf, ATTR_FORMAT_PRINTF_1_0)
|
||||
DEF_C89_ATTR (vfprintf, ATTR_FORMAT_PRINTF_2_0)
|
||||
DEF_C89_ATTR (vsprintf, ATTR_FORMAT_PRINTF_2_0)
|
||||
DEF_C89_ATTR (strftime, ATTR_FORMAT_STRFTIME_3_0)
|
||||
#undef DEF_C89_ATTR
|
||||
|
||||
@ -164,11 +162,7 @@ DEF_C89_ATTR (strftime, ATTR_FORMAT_STRFTIME_3_0)
|
||||
DEF_FN_ATTR_IDENT (NAME, ATTRS, \
|
||||
(flag_hosted \
|
||||
&& (flag_isoc99 || flag_noniso_default_format_attributes)))
|
||||
DEF_C99_ATTR (snprintf, ATTR_FORMAT_PRINTF_3_4)
|
||||
DEF_C99_ATTR (vsnprintf, ATTR_FORMAT_PRINTF_3_0)
|
||||
DEF_C99_ATTR (vscanf, ATTR_FORMAT_SCANF_1_0)
|
||||
DEF_C99_ATTR (vfscanf, ATTR_FORMAT_SCANF_2_0)
|
||||
DEF_C99_ATTR (vsscanf, ATTR_FORMAT_SCANF_2_0)
|
||||
#undef DEF_C99_ATTR
|
||||
|
||||
/* Functions not in any version of ISO C. */
|
||||
|
||||
@ -40,6 +40,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
||||
DEF_FUNCTION_TYPE_VAR_0 (ENUM, RETURN)
|
||||
DEF_FUNCTION_TYPE_VAR_1 (ENUM, RETURN, ARG1)
|
||||
DEF_FUNCTION_TYPE_VAR_2 (ENUM, RETURN, ARG1, ARG2)
|
||||
DEF_FUNCTION_TYPE_VAR_3 (ENUM, RETURN, ARG1, ARG2, ARG3)
|
||||
|
||||
Similar, but for function types that take variable arguments.
|
||||
For example:
|
||||
@ -155,6 +156,8 @@ DEF_FUNCTION_TYPE_2 (BT_FN_DOUBLE_DOUBLE_DOUBLE,
|
||||
BT_DOUBLE, BT_DOUBLE, BT_DOUBLE)
|
||||
DEF_FUNCTION_TYPE_2 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE,
|
||||
BT_LONG_DOUBLE, BT_LONG_DOUBLE, BT_LONG_DOUBLE)
|
||||
DEF_FUNCTION_TYPE_2 (BT_FN_INT_CONST_STRING_VALIST_ARG,
|
||||
BT_INT, BT_CONST_STRING, BT_VALIST_ARG)
|
||||
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_STRING_STRING_CONST_STRING_SIZE,
|
||||
BT_STRING, BT_STRING, BT_CONST_STRING, BT_SIZE)
|
||||
@ -166,10 +169,17 @@ DEF_FUNCTION_TYPE_3 (BT_FN_INT_CONST_PTR_CONST_PTR_SIZE,
|
||||
BT_INT, BT_CONST_PTR, BT_CONST_PTR, BT_SIZE)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_PTR_PTR_INT_SIZE,
|
||||
BT_PTR, BT_PTR, BT_INT, BT_SIZE)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_VOID_PTR_INT_INT, BT_VOID, BT_PTR, BT_INT, BT_INT)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_VOID_PTR_INT_INT,
|
||||
BT_VOID, BT_PTR, BT_INT, BT_INT)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
|
||||
BT_INT, BT_STRING, BT_CONST_STRING, BT_VALIST_ARG)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
|
||||
BT_INT, BT_CONST_STRING, BT_CONST_STRING, BT_VALIST_ARG)
|
||||
|
||||
DEF_FUNCTION_TYPE_4 (BT_FN_SIZE_CONST_PTR_SIZE_SIZE_PTR,
|
||||
BT_SIZE, BT_CONST_PTR, BT_SIZE, BT_SIZE, BT_PTR)
|
||||
DEF_FUNCTION_TYPE_4 (BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
|
||||
BT_INT, BT_STRING, BT_SIZE, BT_CONST_STRING, BT_VALIST_ARG)
|
||||
|
||||
DEF_FUNCTION_TYPE_VAR_0 (BT_FN_VOID_VAR, BT_VOID)
|
||||
DEF_FUNCTION_TYPE_VAR_0 (BT_FN_INT_VAR, BT_INT)
|
||||
@ -184,6 +194,13 @@ DEF_FUNCTION_TYPE_VAR_1 (BT_FN_INT_CONST_STRING_VAR,
|
||||
|
||||
DEF_FUNCTION_TYPE_VAR_2 (BT_FN_INT_PTR_CONST_STRING_VAR,
|
||||
BT_INT, BT_PTR, BT_CONST_STRING)
|
||||
DEF_FUNCTION_TYPE_VAR_2 (BT_FN_INT_STRING_CONST_STRING_VAR,
|
||||
BT_INT, BT_STRING, BT_CONST_STRING)
|
||||
DEF_FUNCTION_TYPE_VAR_2 (BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
|
||||
BT_INT, BT_CONST_STRING, BT_CONST_STRING)
|
||||
|
||||
DEF_FUNCTION_TYPE_VAR_3 (BT_FN_INT_STRING_SIZE_CONST_STRING_VAR,
|
||||
BT_INT, BT_STRING, BT_SIZE, BT_CONST_STRING)
|
||||
|
||||
DEF_POINTER_TYPE (BT_PTR_FN_VOID_VAR, BT_FN_VOID_VAR)
|
||||
DEF_FUNCTION_TYPE_3 (BT_FN_PTR_PTR_FN_VOID_VAR_PTR_SIZE,
|
||||
|
||||
@ -711,27 +711,69 @@ DEF_GCC_BUILTIN(BUILT_IN_PREFETCH,
|
||||
BT_FN_VOID_CONST_PTR_VAR,
|
||||
ATTR_NULL)
|
||||
|
||||
/* Stdio builtins. */
|
||||
DEF_FALLBACK_BUILTIN(BUILT_IN_PUTCHAR,
|
||||
"__builtin_putchar",
|
||||
BT_FN_INT_INT,
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_FALLBACK_BUILTIN(BUILT_IN_PUTS,
|
||||
"__builtin_puts",
|
||||
BT_FN_INT_CONST_STRING,
|
||||
ATTR_NOTHROW_LIST)
|
||||
/* stdio.h builtins (without FILE *). */
|
||||
|
||||
DEF_FRONT_END_LIB_BUILTIN(BUILT_IN_PRINTF,
|
||||
"__builtin_printf",
|
||||
BT_FN_INT_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_PRINTF_1_2)
|
||||
DEF_FALLBACK_BUILTIN(BUILT_IN_FPUTC,
|
||||
"__builtin_fputc",
|
||||
BT_FN_INT_INT_PTR,
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_PUTCHAR,
|
||||
"__builtin_putchar",
|
||||
BT_FN_INT_INT,
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_PUTS,
|
||||
"__builtin_puts",
|
||||
BT_FN_INT_CONST_STRING,
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_C99_BUILTIN(BUILT_IN_SNPRINTF,
|
||||
"__builtin_snprintf",
|
||||
BT_FN_INT_STRING_SIZE_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_PRINTF_3_4)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_SPRINTF,
|
||||
"__builtin_sprintf",
|
||||
BT_FN_INT_STRING_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_PRINTF_2_3)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_SCANF,
|
||||
"__builtin_scanf",
|
||||
BT_FN_INT_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_SCANF_1_2)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_SSCANF,
|
||||
"__builtin_sscanf",
|
||||
BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_SCANF_2_3)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_VPRINTF,
|
||||
"__builtin_vprintf",
|
||||
BT_FN_INT_CONST_STRING_VALIST_ARG,
|
||||
ATTR_FORMAT_PRINTF_1_0)
|
||||
DEF_C99_BUILTIN(BUILT_IN_VSCANF,
|
||||
"__builtin_vscanf",
|
||||
BT_FN_INT_CONST_STRING_VALIST_ARG,
|
||||
ATTR_FORMAT_SCANF_1_0)
|
||||
DEF_C99_BUILTIN(BUILT_IN_VSSCANF,
|
||||
"__builtin_vsscanf",
|
||||
BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
|
||||
ATTR_FORMAT_SCANF_2_0)
|
||||
DEF_C99_BUILTIN(BUILT_IN_VSNPRINTF,
|
||||
"__builtin_vsnprintf",
|
||||
BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
|
||||
ATTR_FORMAT_PRINTF_3_0)
|
||||
DEF_LIB_BUILTIN(BUILT_IN_VSPRINTF,
|
||||
"__builtin_vsprintf",
|
||||
BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
|
||||
ATTR_FORMAT_PRINTF_2_0)
|
||||
|
||||
|
||||
/* stdio.h builtins (with FILE *). */
|
||||
|
||||
/* Declare the __builtin_ style with arguments and the regular style
|
||||
without them. We rely on stdio.h to supply the arguments for the
|
||||
regular style declaration since we had to use void* instead of
|
||||
FILE* in the __builtin_ prototype supplied here. */
|
||||
|
||||
DEF_FALLBACK_BUILTIN(BUILT_IN_FPUTC,
|
||||
"__builtin_fputc",
|
||||
BT_FN_INT_INT_PTR,
|
||||
ATTR_NOTHROW_LIST)
|
||||
DEF_BUILTIN (BUILT_IN_FPUTS,
|
||||
"__builtin_fputs",
|
||||
BUILT_IN_NORMAL,
|
||||
@ -747,7 +789,7 @@ DEF_FRONT_END_LIB_BUILTIN(BUILT_IN_FPRINTF,
|
||||
BT_FN_INT_PTR_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_PRINTF_2_3)
|
||||
|
||||
/* Stdio unlocked builtins. */
|
||||
/* stdio unlocked builtins (without FILE *). */
|
||||
|
||||
DEF_EXT_FALLBACK_BUILTIN(BUILT_IN_PUTCHAR_UNLOCKED,
|
||||
"__builtin_putchar_unlocked",
|
||||
@ -759,13 +801,17 @@ DEF_EXT_FRONT_END_LIB_BUILTIN(BUILT_IN_PRINTF_UNLOCKED,
|
||||
"__builtin_printf_unlocked",
|
||||
BT_FN_INT_CONST_STRING_VAR,
|
||||
ATTR_FORMAT_PRINTF_1_2)
|
||||
DEF_EXT_FALLBACK_BUILTIN(BUILT_IN_FPUTC_UNLOCKED,
|
||||
"__builtin_fputc_unlocked",
|
||||
BT_FN_INT_INT_PTR)
|
||||
|
||||
/* stdio unlocked builtins (with FILE *). */
|
||||
|
||||
/* Declare the __builtin_ style with arguments and the regular style
|
||||
without them. We rely on stdio.h to supply the arguments for the
|
||||
regular style declaration since we had to use void* instead of
|
||||
FILE* in the __builtin_ prototype supplied here. */
|
||||
|
||||
DEF_EXT_FALLBACK_BUILTIN(BUILT_IN_FPUTC_UNLOCKED,
|
||||
"__builtin_fputc_unlocked",
|
||||
BT_FN_INT_INT_PTR)
|
||||
DEF_BUILTIN (BUILT_IN_FPUTS_UNLOCKED,
|
||||
"__builtin_fputs_unlocked",
|
||||
BUILT_IN_NORMAL,
|
||||
|
||||
@ -3203,6 +3203,7 @@ c_common_nodes_and_builtins ()
|
||||
#define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
|
||||
#define DEF_POINTER_TYPE(NAME, TYPE) NAME,
|
||||
#include "builtin-types.def"
|
||||
#undef DEF_PRIMITIVE_TYPE
|
||||
@ -3214,6 +3215,7 @@ c_common_nodes_and_builtins ()
|
||||
#undef DEF_FUNCTION_TYPE_VAR_0
|
||||
#undef DEF_FUNCTION_TYPE_VAR_1
|
||||
#undef DEF_FUNCTION_TYPE_VAR_2
|
||||
#undef DEF_FUNCTION_TYPE_VAR_3
|
||||
#undef DEF_POINTER_TYPE
|
||||
BT_LAST
|
||||
};
|
||||
@ -3533,6 +3535,19 @@ c_common_nodes_and_builtins ()
|
||||
tree_cons (NULL_TREE, \
|
||||
builtin_types[(int) ARG2], \
|
||||
NULL_TREE)));
|
||||
|
||||
#define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
|
||||
builtin_types[(int) ENUM] \
|
||||
= build_function_type \
|
||||
(builtin_types[(int) RETURN], \
|
||||
tree_cons (NULL_TREE, \
|
||||
builtin_types[(int) ARG1], \
|
||||
tree_cons (NULL_TREE, \
|
||||
builtin_types[(int) ARG2], \
|
||||
tree_cons (NULL_TREE, \
|
||||
builtin_types[(int) ARG3], \
|
||||
NULL_TREE))));
|
||||
|
||||
#define DEF_POINTER_TYPE(ENUM, TYPE) \
|
||||
builtin_types[(int) ENUM] \
|
||||
= build_pointer_type (builtin_types[(int) TYPE]);
|
||||
@ -3544,6 +3559,8 @@ c_common_nodes_and_builtins ()
|
||||
#undef DEF_FUNCTION_TYPE_4
|
||||
#undef DEF_FUNCTION_TYPE_VAR_0
|
||||
#undef DEF_FUNCTION_TYPE_VAR_1
|
||||
#undef DEF_FUNCTION_TYPE_VAR_2
|
||||
#undef DEF_FUNCTION_TYPE_VAR_3
|
||||
#undef DEF_POINTER_TYPE
|
||||
|
||||
if (!c_attrs_initialized)
|
||||
|
||||
@ -4591,16 +4591,22 @@ v4si f (v4si a, v4si b, v4si c)
|
||||
@findex powl
|
||||
@findex printf
|
||||
@findex printf_unlocked
|
||||
@findex putchar
|
||||
@findex puts
|
||||
@findex rindex
|
||||
@findex round
|
||||
@findex roundf
|
||||
@findex roundl
|
||||
@findex scanf
|
||||
@findex sin
|
||||
@findex sinf
|
||||
@findex sinl
|
||||
@findex snprintf
|
||||
@findex sprintf
|
||||
@findex sqrt
|
||||
@findex sqrtf
|
||||
@findex sqrtl
|
||||
@findex sscanf
|
||||
@findex strcat
|
||||
@findex strchr
|
||||
@findex strcmp
|
||||
@ -4617,6 +4623,11 @@ v4si f (v4si a, v4si b, v4si c)
|
||||
@findex trunc
|
||||
@findex truncf
|
||||
@findex truncl
|
||||
@findex vprintf
|
||||
@findex vscanf
|
||||
@findex vsnprintf
|
||||
@findex vsprintf
|
||||
@findex vsscanf
|
||||
|
||||
GCC provides a large number of built-in functions other than the ones
|
||||
mentioned above. Some of these are for internal use in the processing
|
||||
@ -4648,10 +4659,12 @@ mode.
|
||||
|
||||
The ISO C99 functions @code{conj}, @code{conjf}, @code{conjl}, @code{creal},
|
||||
@code{crealf}, @code{creall}, @code{cimag}, @code{cimagf}, @code{cimagl},
|
||||
@code{_Exit},
|
||||
@code{llabs}, @code{imaxabs}, @code{round}, @code{roundf}, @code{roundl},
|
||||
@code{trunc}, @code{truncf}, @code{truncl}, @code{nearbyint},
|
||||
@code{nearbyintf} and @code{nearbyintl} are handled as built-in functions
|
||||
@code{_Exit}, @code{imaxabs}, @code{llabs},
|
||||
@code{nearbyint}, @code{nearbyintf}, @code{nearbyintl},
|
||||
@code{round}, @code{roundf}, @code{roundl}, @code{snprintf},
|
||||
@code{trunc}, @code{truncf}, @code{truncl},
|
||||
@code{vscanf}, @code{vsnprintf} and @code{vsscanf}
|
||||
are handled as built-in functions
|
||||
except in strict ISO C90 mode (@option{-ansi} or @option{-std=c89}).
|
||||
|
||||
There are also built-in versions of the ISO C99 functions @code{atan2f},
|
||||
@ -4669,10 +4682,13 @@ The ISO C90 functions @code{abort}, @code{abs}, @code{atan2}, @code{ceil},
|
||||
@code{exp}, @code{fabs}, @code{floor}, @code{fmod},
|
||||
@code{fprintf}, @code{fputs}, @code{labs}, @code{log},
|
||||
@code{memcmp}, @code{memcpy}, @code{memset}, @code{pow}, @code{printf},
|
||||
@code{sin}, @code{sqrt}, @code{strcat}, @code{strchr}, @code{strcmp},
|
||||
@code{putchar}, @code{puts}, @code{scanf}, @code{sin}, @code{snprintf},
|
||||
@code{sprintf}, code{sqrt}, @code{sscanf},
|
||||
@code{strcat}, @code{strchr}, @code{strcmp},
|
||||
@code{strcpy}, @code{strcspn}, @code{strlen}, @code{strncat}, @code{strncmp},
|
||||
@code{strncpy}, @code{strpbrk}, @code{strrchr}, @code{strspn}, and
|
||||
@code{strstr} are all recognized as built-in functions unless
|
||||
@code{strncpy}, @code{strpbrk}, @code{strrchr}, @code{strspn}, @code{strstr},
|
||||
@code{vprintf} and @code{vsprintf}
|
||||
are all recognized as built-in functions unless
|
||||
@option{-fno-builtin} is specified (or @option{-fno-builtin-@var{function}}
|
||||
is specified for an individual function). All of these functions have
|
||||
corresponding versions prefixed with @code{__builtin_}.
|
||||
|
||||
@ -1,3 +1,8 @@
|
||||
2003-03-01 Roger Sayle <roger@eyesopen.com>
|
||||
|
||||
* java/builtins.c (builtin_type): Handle DEF_FUNCTION_TYPE_VAR_3.
|
||||
(initialize_builtins): Handle DEF_FUNCTION_TYPE_VAR_3.
|
||||
|
||||
2003-03-01 Tom Tromey <tromey@redhat.com>
|
||||
|
||||
* parse.y (jdep_resolve_class): Only check deprecation if we found
|
||||
|
||||
@ -46,6 +46,7 @@ enum builtin_type
|
||||
#define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
|
||||
#define DEF_FUNCTION_TYPE_VAR_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
|
||||
#define DEF_POINTER_TYPE(NAME, TYPE) NAME,
|
||||
#include "builtin-types.def"
|
||||
#undef DEF_PRIMITIVE_TYPE
|
||||
@ -57,6 +58,7 @@ enum builtin_type
|
||||
#undef DEF_FUNCTION_TYPE_VAR_0
|
||||
#undef DEF_FUNCTION_TYPE_VAR_1
|
||||
#undef DEF_FUNCTION_TYPE_VAR_2
|
||||
#undef DEF_FUNCTION_TYPE_VAR_3
|
||||
#undef DEF_POINTER_TYPE
|
||||
BT_LAST
|
||||
};
|
||||
@ -297,12 +299,14 @@ initialize_builtins (void)
|
||||
#define DEF_FUNCTION_TYPE_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
|
||||
builtin_types[(int) ENUM] \
|
||||
= define_builtin_type (RETURN, ARG1, ARG2, ARG3, ARG4);
|
||||
#define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN) \
|
||||
#define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN) \
|
||||
builtin_types[(int) ENUM] = NULL_TREE;
|
||||
#define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1) \
|
||||
#define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1) \
|
||||
builtin_types[(int) ENUM] = NULL_TREE;
|
||||
#define DEF_FUNCTION_TYPE_VAR_2(ENUM, RETURN, ARG1, ARG2) \
|
||||
builtin_types[(int) ENUM] = NULL_TREE;
|
||||
#define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
|
||||
builtin_types[(int) ENUM] = NULL_TREE;
|
||||
#define DEF_POINTER_TYPE(ENUM, TYPE) \
|
||||
builtin_types[(int) ENUM] = NULL_TREE;
|
||||
|
||||
|
||||
@ -1,3 +1,8 @@
|
||||
2003-03-01 Roger Sayle <roger@eyesopen.com>
|
||||
|
||||
* g++.old-deja/g++.other/builtins10.C: New test for PR 9367.
|
||||
* gcc.dg/format/attr-5.c: Handle new conflicting types warning.
|
||||
|
||||
2003-03-01 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
|
||||
|
||||
* g++.dg/warn/implicit-typename1.C: Remove warning.
|
||||
|
||||
7
gcc/testsuite/g++.old-deja/g++.other/builtins10.C
Normal file
7
gcc/testsuite/g++.old-deja/g++.other/builtins10.C
Normal file
@ -0,0 +1,7 @@
|
||||
// Build don't link:
|
||||
// Test that built-in functions don't warn when prototyped without arguments.
|
||||
// Origin: PR c++/9367
|
||||
// Copyright (C) 2003 Free Software Foundation.
|
||||
|
||||
extern "C" int snprintf();
|
||||
|
||||
@ -11,7 +11,7 @@ static int scanf(const char *restrict, ...);
|
||||
|
||||
/* This sscanf declaration doesn't have variable arguments, so isn't
|
||||
compatible with a format attribute. */
|
||||
extern int sscanf(const char *restrict, const char *restrict, int *);
|
||||
extern int sscanf(const char *restrict, const char *restrict, int *); /* { dg-warning "conflict" "conflict" } */
|
||||
|
||||
void
|
||||
foo (const char *s, int *p)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user