c.opt: Add -W(no-)overlength-strings.
gcc: * c.opt: Add -W(no-)overlength-strings. * doc/invoke.texi: Document it. * c-opts.c (c_common_handle_option): -pedantic implies -Woverlength-strings, if not explicitly disabled already. (c_common_post_options): -Woverlength-strings defaults to off, and is always off for C++. * c-common.c (fix_string_type): Issue warning about strings longer than is portable only if warn_overlength_strings. Rearrange code a little for clarity. * configure.in: Check for -Wno-overlength-strings as well before enabling -pedantic in stage 1. * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings. (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete. * genconditions.c (write_header, write_one_condition) (write_conditions, write_writer): Consolidate very long strings that were broken up to fit in C89 portable limit. Don't use printf when fputs will do. gcc/testsuite: * gcc.dg/Woverlength-strings.c * gcc.dg/Woverlength-strings-pedantic-c89.c * gcc.dg/Woverlength-strings-pedantic-c89-no.c * gcc.dg/Woverlength-strings-pedantic-c99.c * gcc.dg/Woverlength-strings-pedantic-c99-no.c: New tests. ================================================================== From-SVN: r110360
This commit is contained in:
Zack Weinberg
parent
0f7868fed2
commit
89a42ac8a1
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@ -1,12 +1,33 @@
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2006-01-28 Zack Weinberg <zackw@panix.com>
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* c.opt: Add -W(no-)overlength-strings.
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* doc/invoke.texi: Document it.
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* c-opts.c (c_common_handle_option): -pedantic implies
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-Woverlength-strings, if not explicitly disabled already.
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(c_common_post_options): -Woverlength-strings defaults to off, and
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is always off for C++.
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* c-common.c (fix_string_type): Issue warning about strings longer
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than is portable only if warn_overlength_strings. Rearrange code
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a little for clarity.
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* configure.in: Check for -Wno-overlength-strings as well before
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enabling -pedantic in stage 1.
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* Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
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(gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
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* genconditions.c (write_header, write_one_condition)
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(write_conditions, write_writer): Consolidate very long strings
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that were broken up to fit in C89 portable limit. Don't use
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printf when fputs will do.
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2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
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* combine.c (simplify_comparison <AND>): Check
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TRULY_NOOP_TRUNCATION before start using a subreg.
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* config/mips/mips.md (*branch_zero<mode>,
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*branch_zero<mode>_inverted, *branch_equality<mode>,
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*branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
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Remove mode check from comparisons.
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* config/mips/mips.md (*branch_zero<mode>,
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*branch_zero<mode>_inverted, *branch_equality<mode>,
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*branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
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Remove mode check from comparisons.
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2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
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@ -72,7 +93,7 @@
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2006-01-27 Daniel Berlin <dberlin@dberlin.org>
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Kenneth Zadeck <zadeck@naturalbridge.com>
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PR rtl-optimization/24762
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PR rtl-optimization/24762
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* doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
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* targhooks.c (hook_void_bitmap): New hook prototype.
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* targhoohs.h (hook_void_bitmap): Ditto.
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@ -177,7 +177,8 @@ LOOSE_WARN = -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes
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STRICT_WARN = @strict1_warn@
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WERROR_FLAGS = @WERROR@
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STRICT2_WARN = -pedantic -Wno-long-long -Wno-variadic-macros \
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-Wold-style-definition -Wmissing-format-attribute $(WERROR_FLAGS)
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-Wno-overlength-strings -Wold-style-definition -Wmissing-format-attribute \
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$(WERROR_FLAGS)
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# This is set by --enable-checking. The idea is to catch forgotten
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# "extern" tags in header files.
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@ -195,11 +196,8 @@ VALGRIND_DRIVER_DEFINES = @valgrind_path_defines@
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build-warn = $(STRICT_WARN)
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GCC_WARN_CFLAGS = $(LOOSE_WARN) $($(@D)-warn) $(NOCOMMON_FLAG) $($@-warn)
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# These files are to have -Werror bypassed in stage2:
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# These are very hard to completely clean due to target complexities.
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gcc.o-warn = -Wno-error
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insn-automata.o-warn = -Wno-error
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build/gencondmd.o-warn = -Wno-error
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# These files are to have specific diagnostics suppressed, or are not to
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# be subject to -Werror:
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# Bison-1.75 output often yields (harmless) -Wtraditional warnings
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build/gengtype-yacc.o-warn = -Wno-error
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# flex output may yield harmless "no previous prototype" warnings
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@ -844,7 +844,6 @@ fix_string_type (tree value)
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{
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const int wchar_bytes = TYPE_PRECISION (wchar_type_node) / BITS_PER_UNIT;
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const int wide_flag = TREE_TYPE (value) == wchar_array_type_node;
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const int nchars_max = flag_isoc99 ? 4095 : 509;
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int length = TREE_STRING_LENGTH (value);
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int nchars;
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tree e_type, i_type, a_type;
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@ -852,11 +851,24 @@ fix_string_type (tree value)
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/* Compute the number of elements, for the array type. */
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nchars = wide_flag ? length / wchar_bytes : length;
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if (pedantic && nchars - 1 > nchars_max && !c_dialect_cxx ())
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pedwarn ("string length %qd is greater than the length %qd ISO C%d compilers are required to support",
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nchars - 1, nchars_max, flag_isoc99 ? 99 : 89);
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/* C89 2.2.4.1, C99 5.2.4.1 (Translation limits). The analogous
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limit in C++98 Annex B is very large (65536) and is not normative,
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so we do not diagnose it (warn_overlength_strings is forced off
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in c_common_post_options). */
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if (warn_overlength_strings)
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{
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const int nchars_max = flag_isoc99 ? 4095 : 509;
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const int relevant_std = flag_isoc99 ? 99 : 90;
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if (nchars - 1 > nchars_max)
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/* Translators: The %d after 'ISO C' will be 90 or 99. Do not
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separate the %d from the 'C'. 'ISO' should not be
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translated, but it may be moved after 'C%d' in languages
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where modifiers follow nouns. */
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pedwarn ("string length %qd is greater than the length %qd "
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"ISO C%d compilers are required to support",
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nchars - 1, nchars_max, relevant_std);
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}
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e_type = wide_flag ? wchar_type_node : char_type_node;
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/* Create the array type for the string constant. flag_const_strings
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says make the string constant an array of const char so that
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copying it to a non-const pointer will get a warning. For C++,
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@ -868,6 +880,7 @@ fix_string_type (tree value)
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construct the matching unqualified array type first. The C front
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end does not require this, but it does no harm, so we do it
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unconditionally. */
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e_type = wide_flag ? wchar_type_node : char_type_node;
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i_type = build_index_type (build_int_cst (NULL_TREE, nchars - 1));
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a_type = build_array_type (e_type, i_type);
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if (flag_const_strings)
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@ -893,6 +893,8 @@ c_common_handle_option (size_t scode, const char *arg, int value)
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cpp_opts->warn_endif_labels = 1;
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if (warn_pointer_sign == -1)
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warn_pointer_sign = 1;
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if (warn_overlength_strings == -1)
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warn_overlength_strings = 1;
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break;
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case OPT_print_objc_runtime_info:
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@ -1018,6 +1020,12 @@ c_common_post_options (const char **pfilename)
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if (warn_pointer_sign == -1)
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warn_pointer_sign = 0;
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/* -Woverlength-strings is off by default, but is enabled by -pedantic.
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It is never enabled in C++, as the minimum limit is not normative
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in that standard. */
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if (warn_overlength_strings == -1 || c_dialect_cxx ())
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warn_overlength_strings = 0;
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/* Special format checking options don't work without -Wformat; warn if
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they are used. */
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if (!warn_format)
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@ -311,6 +311,10 @@ Wold-style-definition
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C ObjC Var(warn_old_style_definition)
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Warn if an old-style parameter definition is used
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Woverlength-strings
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C ObjC C++ ObjC++ Var(warn_overlength_strings) Init(-1)
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Warn if a string is longer than the maximum portable length specified by the standard
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Woverloaded-virtual
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C++ ObjC++ Var(warn_overloaded_virtual)
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Warn about overloaded virtual function names
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@ -6000,6 +6000,7 @@ fi
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# We want to use -pedantic, but we don't want warnings about
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# * 'long long'
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# * variadic macros
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# * overlong strings
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# So, we only use -pedantic if we can disable those warnings.
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echo "$as_me:$LINENO: checking whether ${CC} accepts -Wno-long-long" >&5
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@ -6102,10 +6103,61 @@ fi
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echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_no_variadic_macros" >&5
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echo "${ECHO_T}$ac_cv_prog_cc_w_no_variadic_macros" >&6
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echo "$as_me:$LINENO: checking whether ${CC} accepts -Wno-overlength-strings" >&5
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echo $ECHO_N "checking whether ${CC} accepts -Wno-overlength-strings... $ECHO_C" >&6
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if test "${ac_cv_prog_cc_w_no_overlength_strings+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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save_CFLAGS="$CFLAGS"
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CFLAGS="-Wno-overlength-strings"
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cat >conftest.$ac_ext <<_ACEOF
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/* confdefs.h. */
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_ACEOF
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cat confdefs.h >>conftest.$ac_ext
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cat >>conftest.$ac_ext <<_ACEOF
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/* end confdefs.h. */
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_ACEOF
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rm -f conftest.$ac_objext
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if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
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(eval $ac_compile) 2>conftest.er1
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ac_status=$?
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grep -v '^ *+' conftest.er1 >conftest.err
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rm -f conftest.er1
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cat conftest.err >&5
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; } &&
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{ ac_try='test -s conftest.$ac_objext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_prog_cc_w_no_overlength_strings=yes
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else
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echo "$as_me: failed program was:" >&5
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sed 's/^/| /' conftest.$ac_ext >&5
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ac_cv_prog_cc_w_no_overlength_strings=no
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fi
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rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
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CFLAGS="$save_CFLAGS"
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fi
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echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_no_overlength_strings" >&5
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echo "${ECHO_T}$ac_cv_prog_cc_w_no_overlength_strings" >&6
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strict1_warn=
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if test $ac_cv_prog_cc_w_no_long_long = yes \
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&& test $ac_cv_prog_cc_w_no_variadic_macros = yes ; then
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strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros"
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&& test $ac_cv_prog_cc_w_no_variadic_macros = yes \
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&& test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then
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strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
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fi
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# Add -Wold-style-definition if it's accepted
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@ -7468,7 +7520,7 @@ if test "${gcc_cv_prog_makeinfo_modern+set}" = set; then
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else
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ac_prog_version=`$MAKEINFO --version 2>&1 |
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sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
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echo "configure:7471: version of makeinfo is $ac_prog_version" >&5
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echo "configure:7523: version of makeinfo is $ac_prog_version" >&5
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case $ac_prog_version in
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'') gcc_cv_prog_makeinfo_modern=no;;
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4.[4-9]*)
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|
|
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@ -301,6 +301,7 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
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# We want to use -pedantic, but we don't want warnings about
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# * 'long long'
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# * variadic macros
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# * overlong strings
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# So, we only use -pedantic if we can disable those warnings.
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AC_CACHE_CHECK(
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|
@ -325,10 +326,22 @@ AC_CACHE_CHECK(
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CFLAGS="$save_CFLAGS"
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])
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AC_CACHE_CHECK(
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[whether ${CC} accepts -Wno-overlength-strings],
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[ac_cv_prog_cc_w_no_overlength_strings],
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[save_CFLAGS="$CFLAGS"
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CFLAGS="-Wno-overlength-strings"
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
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[ac_cv_prog_cc_w_no_overlength_strings=yes],
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[ac_cv_prog_cc_w_no_overlength_strings=no])
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CFLAGS="$save_CFLAGS"
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])
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|
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strict1_warn=
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if test $ac_cv_prog_cc_w_no_long_long = yes \
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&& test $ac_cv_prog_cc_w_no_variadic_macros = yes ; then
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strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros"
|
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&& test $ac_cv_prog_cc_w_no_variadic_macros = yes \
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&& test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then
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strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
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fi
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|
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# Add -Wold-style-definition if it's accepted
|
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|
|
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|
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@ -238,7 +238,7 @@ Objective-C and Objective-C++ Dialects}.
|
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-Wmain -Wmissing-braces -Wmissing-field-initializers @gol
|
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-Wmissing-format-attribute -Wmissing-include-dirs @gol
|
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-Wmissing-noreturn @gol
|
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-Wno-multichar -Wnonnull -Wpacked -Wpadded @gol
|
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-Wno-multichar -Wnonnull -Woverlength-strings -Wpacked -Wpadded @gol
|
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-Wparentheses -Wpointer-arith -Wno-pointer-to-int-cast @gol
|
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-Wredundant-decls @gol
|
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-Wreturn-type -Wsequence-point -Wshadow @gol
|
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|
|
@ -3444,6 +3444,21 @@ even when intentional, result in unspecified behavior and are not portable.
|
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Usually these warnings alert that the programmer intended to use
|
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@code{strcmp}. This warning is enabled by @option{-Wall}.
|
||||
|
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@item -Woverlength-strings
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@opindex Woverlength-strings
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Warn about string constants which are longer than the ``minimum
|
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maximum'' length specified in the C standard. Modern compilers
|
||||
generally allow string constants which are much longer than the
|
||||
standard's minimum limit, but very portable programs should avoid
|
||||
using longer strings.
|
||||
|
||||
The limit applies @emph{after} string constant concatenation, and does
|
||||
not count the trailing NUL@. In C89, the limit was 509 characters; in
|
||||
C99, it was raised to 4095. C++98 does not specify a normative
|
||||
minimum maximum, so we do not diagnose overlength strings in C++@.
|
||||
|
||||
This option is implied by @option{-pedantic}, and can be disabled with
|
||||
@option{-Wno-overlength-strings}.
|
||||
@end table
|
||||
|
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@node Debugging Options
|
||||
|
|
|
|||
|
|
@ -52,9 +52,8 @@ write_header (void)
|
|||
machine description file. */\n\
|
||||
\n\
|
||||
#include \"bconfig.h\"\n\
|
||||
#include \"system.h\"\n");
|
||||
|
||||
puts ("\
|
||||
#include \"system.h\"\n\
|
||||
\n\
|
||||
/* It is necessary, but not entirely safe, to include the headers below\n\
|
||||
in a generator program. As a defensive measure, don't do so when the\n\
|
||||
table isn't going to have anything in it. */\n\
|
||||
|
|
@ -66,23 +65,20 @@ write_header (void)
|
|||
#undef ENABLE_RTL_CHECKING\n\
|
||||
#undef ENABLE_RTL_FLAG_CHECKING\n\
|
||||
#undef ENABLE_GC_CHECKING\n\
|
||||
#undef ENABLE_GC_ALWAYS_COLLECT\n");
|
||||
|
||||
puts ("\
|
||||
#undef ENABLE_GC_ALWAYS_COLLECT\n\
|
||||
\n\
|
||||
#include \"coretypes.h\"\n\
|
||||
#include \"tm.h\"\n\
|
||||
#include \"insn-constants.h\"\n\
|
||||
#include \"rtl.h\"\n\
|
||||
#include \"tm_p.h\"\n\
|
||||
#include \"function.h\"\n");
|
||||
|
||||
puts ("\
|
||||
#include \"function.h\"\n\
|
||||
\n\
|
||||
/* Fake - insn-config.h doesn't exist yet. */\n\
|
||||
#define MAX_RECOG_OPERANDS 10\n\
|
||||
#define MAX_DUP_OPERANDS 10\n\
|
||||
#define MAX_INSNS_PER_SPLIT 5\n");
|
||||
|
||||
puts ("\
|
||||
#define MAX_INSNS_PER_SPLIT 5\n\
|
||||
\n\
|
||||
#include \"regs.h\"\n\
|
||||
#include \"recog.h\"\n\
|
||||
#include \"real.h\"\n\
|
||||
|
|
@ -134,11 +130,11 @@ write_one_condition (void **slot, void * ARG_UNUSED (dummy))
|
|||
putchar (*p);
|
||||
}
|
||||
|
||||
printf ("\",\n __builtin_constant_p ");
|
||||
fputs ("\",\n __builtin_constant_p ", stdout);
|
||||
print_c_condition (test->expr);
|
||||
printf ("\n ? (int) ");
|
||||
fputs ("\n ? (int) ", stdout);
|
||||
print_c_condition (test->expr);
|
||||
printf ("\n : -1 },\n");
|
||||
fputs ("\n : -1 },\n", stdout);
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
|
@ -154,9 +150,8 @@ struct c_test\n\
|
|||
{\n\
|
||||
const char *expr;\n\
|
||||
int value;\n\
|
||||
};\n");
|
||||
|
||||
puts ("\
|
||||
};\n\
|
||||
\n\
|
||||
/* This table lists each condition found in the machine description.\n\
|
||||
Each condition is mapped to its truth value (0 or 1), or -1 if that\n\
|
||||
cannot be calculated at compile time.\n\
|
||||
|
|
@ -200,8 +195,8 @@ write_writer (void)
|
|||
" putchar (*p);\n"
|
||||
" }\n"
|
||||
" puts (\"\\\")\");\n"
|
||||
" }");
|
||||
puts (" puts (\"])\");\n"
|
||||
" }\n"
|
||||
" puts (\"])\");\n"
|
||||
" fflush (stdout);\n"
|
||||
"return ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE;\n"
|
||||
"}");
|
||||
|
|
|
|||
|
|
@ -1,6 +1,14 @@
|
|||
2006-01-28 Zack Weinberg <zackw@panix.com>
|
||||
|
||||
* gcc.dg/Woverlength-strings.c
|
||||
* gcc.dg/Woverlength-strings-pedantic-c89.c
|
||||
* gcc.dg/Woverlength-strings-pedantic-c89-no.c
|
||||
* gcc.dg/Woverlength-strings-pedantic-c99.c
|
||||
* gcc.dg/Woverlength-strings-pedantic-c99-no.c: New tests.
|
||||
|
||||
2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
|
||||
|
||||
* gcc.c-torture/execute/20060127-1.c: New test.
|
||||
* gcc.c-torture/execute/20060127-1.c: New test.
|
||||
|
||||
2006-01-28 Mark Mitchell <mark@codesourcery.com>
|
||||
|
||||
|
|
@ -32,12 +40,12 @@
|
|||
|
||||
2006-01-26 Laurent GUERBY <laurent@guerby.net>
|
||||
|
||||
PR ada/21317
|
||||
* ada/acats/support/impdef.a: Add One_Long_Second.
|
||||
* ada/acats/tests/c9/c94025.a: Use One_Long_Second.
|
||||
* ada/acats/tests/c9/c94026.a: Likewise.
|
||||
* ada/acats/tests/c9/c97305c.ada: Likewise.
|
||||
* ada/acats/tests/c9/c99004a.ada: Likewise.
|
||||
PR ada/21317
|
||||
* ada/acats/support/impdef.a: Add One_Long_Second.
|
||||
* ada/acats/tests/c9/c94025.a: Use One_Long_Second.
|
||||
* ada/acats/tests/c9/c94026.a: Likewise.
|
||||
* ada/acats/tests/c9/c97305c.ada: Likewise.
|
||||
* ada/acats/tests/c9/c99004a.ada: Likewise.
|
||||
|
||||
2005-01-26 Paul Thomas <pault@gcc.gnu.org>
|
||||
|
||||
|
|
@ -68,7 +76,7 @@
|
|||
|
||||
PR C/25861
|
||||
* gcc.c-torture/compile/pr25861.c: New test.
|
||||
|
||||
|
||||
2006-01-26 Paul Brook <paul@codesourcery.com>
|
||||
|
||||
* gcc.dg/compat/struct-layout-1.exp: Pass -e to generator program
|
||||
|
|
@ -124,7 +132,7 @@
|
|||
* gfortran.dg/read_eof_1.f90: Rename from read_eof.f90.
|
||||
* gfortran.dg/read_eof_2.f90: New test.
|
||||
* gfortran.dg/read_eof_3.f90: New test.
|
||||
|
||||
|
||||
2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
|
||||
|
||||
PR tree-opt/25860
|
||||
|
|
@ -231,8 +239,8 @@
|
|||
|
||||
2006-01-20 Dirk Mueller <dmueller@suse.com>
|
||||
|
||||
PR c++/5520
|
||||
* g++.dg/warn/empty-body.C: New.
|
||||
PR c++/5520
|
||||
* g++.dg/warn/empty-body.C: New.
|
||||
|
||||
2006-01-19 Mark Mitchell <mark@codesourcery.com>
|
||||
|
||||
|
|
@ -482,7 +490,7 @@
|
|||
to LD_LIBRARY_PATH.
|
||||
|
||||
2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
|
||||
Andrew Pinski <pinskia@physics.uc.edu>
|
||||
Andrew Pinski <pinskia@physics.uc.edu>
|
||||
|
||||
* gcc.dg/minmax-1.c: New test.
|
||||
|
||||
|
|
@ -674,15 +682,15 @@
|
|||
|
||||
2006-01-11 Paolo Bonzini <bonzini@gnu.org>
|
||||
|
||||
PR tree-optimization/23109
|
||||
PR tree-optimization/23948
|
||||
PR tree-optimization/24123
|
||||
PR tree-optimization/23109
|
||||
PR tree-optimization/23948
|
||||
PR tree-optimization/24123
|
||||
|
||||
* gcc.dg/tree-ssa/recip-3.c, gcc.dg/tree-ssa/recip-4.c,
|
||||
gcc.dg/tree-ssa/recip-5.c, gcc.dg/tree-ssa/recip-6.c,
|
||||
gcc.dg/tree-ssa/recip-7.c, gcc.dg/tree-ssa/pr23109.c,
|
||||
g++.dg/tree-ssa/pr23948.C: New testcases.
|
||||
* gcc.dg/tree-ssa/recip-2.c, gcc.dg/tree-ssa/pr23234.c: Provide
|
||||
* gcc.dg/tree-ssa/recip-3.c, gcc.dg/tree-ssa/recip-4.c,
|
||||
gcc.dg/tree-ssa/recip-5.c, gcc.dg/tree-ssa/recip-6.c,
|
||||
gcc.dg/tree-ssa/recip-7.c, gcc.dg/tree-ssa/pr23109.c,
|
||||
g++.dg/tree-ssa/pr23948.C: New testcases.
|
||||
* gcc.dg/tree-ssa/recip-2.c, gcc.dg/tree-ssa/pr23234.c: Provide
|
||||
three divisions in order to do the optimization.
|
||||
|
||||
2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
|
||||
|
|
|
|||
|
|
@ -0,0 +1,19 @@
|
|||
/* -Woverlength-strings complains about string constants which are too long
|
||||
for the C standard's "minimum maximum" limits. It is off by default,
|
||||
but implied by -pedantic. */
|
||||
|
||||
/* { dg-options "-std=c89 -pedantic -Wno-overlength-strings" } */
|
||||
|
||||
#define TEN "xxxxxxxxxx"
|
||||
#define HUN TEN TEN TEN TEN TEN TEN TEN TEN TEN TEN
|
||||
#define THO HUN HUN HUN HUN HUN HUN HUN HUN HUN HUN
|
||||
|
||||
/* C89's minimum-maximum is 509. */
|
||||
const char x510[] = HUN HUN HUN HUN HUN TEN;
|
||||
|
||||
/* C99's minimum-maximum is 4095. */
|
||||
const char x4096[] =
|
||||
THO THO THO THO /* 4000 */
|
||||
TEN TEN TEN TEN TEN /* 4050 */
|
||||
TEN TEN TEN TEN /* 4090 */
|
||||
"123456";
|
||||
|
|
@ -0,0 +1,19 @@
|
|||
/* -Woverlength-strings complains about string constants which are too long
|
||||
for the C standard's "minimum maximum" limits. It is off by default,
|
||||
but implied by -pedantic. */
|
||||
|
||||
/* { dg-options "-std=c89 -pedantic" } */
|
||||
|
||||
#define TEN "xxxxxxxxxx"
|
||||
#define HUN TEN TEN TEN TEN TEN TEN TEN TEN TEN TEN
|
||||
#define THO HUN HUN HUN HUN HUN HUN HUN HUN HUN HUN
|
||||
|
||||
/* C89's minimum-maximum is 509. */
|
||||
const char x510[] = HUN HUN HUN HUN HUN TEN; /* { dg-warning "greater than" } */
|
||||
|
||||
/* C99's minimum-maximum is 4095. */
|
||||
const char x4096[] =
|
||||
THO THO THO THO /* 4000 */
|
||||
TEN TEN TEN TEN TEN /* 4050 */
|
||||
TEN TEN TEN TEN /* 4090 */
|
||||
"123456"; /* { dg-warning "greater than" } */
|
||||
|
|
@ -0,0 +1,19 @@
|
|||
/* -Woverlength-strings complains about string constants which are too long
|
||||
for the C standard's "minimum maximum" limits. It is off by default,
|
||||
but implied by -pedantic. */
|
||||
|
||||
/* { dg-options "-std=c99 -pedantic -Wno-overlength-strings" } */
|
||||
|
||||
#define TEN "xxxxxxxxxx"
|
||||
#define HUN TEN TEN TEN TEN TEN TEN TEN TEN TEN TEN
|
||||
#define THO HUN HUN HUN HUN HUN HUN HUN HUN HUN HUN
|
||||
|
||||
/* C89's minimum-maximum is 509. */
|
||||
const char x510[] = HUN HUN HUN HUN HUN TEN;
|
||||
|
||||
/* C99's minimum-maximum is 4095. */
|
||||
const char x4096[] =
|
||||
THO THO THO THO /* 4000 */
|
||||
TEN TEN TEN TEN TEN /* 4050 */
|
||||
TEN TEN TEN TEN /* 4090 */
|
||||
"123456";
|
||||
|
|
@ -0,0 +1,19 @@
|
|||
/* -Woverlength-strings complains about string constants which are too long
|
||||
for the C standard's "minimum maximum" limits. It is off by default,
|
||||
but implied by -pedantic. */
|
||||
|
||||
/* { dg-options "-std=c99 -pedantic" } */
|
||||
|
||||
#define TEN "xxxxxxxxxx"
|
||||
#define HUN TEN TEN TEN TEN TEN TEN TEN TEN TEN TEN
|
||||
#define THO HUN HUN HUN HUN HUN HUN HUN HUN HUN HUN
|
||||
|
||||
/* C89's minimum-maximum is 509. */
|
||||
const char x510[] = HUN HUN HUN HUN HUN TEN;
|
||||
|
||||
/* C99's minimum-maximum is 4095. */
|
||||
const char x4096[] =
|
||||
THO THO THO THO /* 4000 */
|
||||
TEN TEN TEN TEN TEN /* 4050 */
|
||||
TEN TEN TEN TEN /* 4090 */
|
||||
"123456"; /* { dg-warning "greater than" } */
|
||||
|
|
@ -0,0 +1,19 @@
|
|||
/* -Woverlength-strings complains about string constants which are too long
|
||||
for the C standard's "minimum maximum" limits. It is off by default,
|
||||
but implied by -pedantic. */
|
||||
|
||||
/* { dg-options "" } */
|
||||
|
||||
#define TEN "xxxxxxxxxx"
|
||||
#define HUN TEN TEN TEN TEN TEN TEN TEN TEN TEN TEN
|
||||
#define THO HUN HUN HUN HUN HUN HUN HUN HUN HUN HUN
|
||||
|
||||
/* C89's minimum-maximum is 509. */
|
||||
const char x510[] = HUN HUN HUN HUN HUN TEN;
|
||||
|
||||
/* C99's minimum-maximum is 4095. */
|
||||
const char x4096[] =
|
||||
THO THO THO THO /* 4000 */
|
||||
TEN TEN TEN TEN TEN /* 4050 */
|
||||
TEN TEN TEN TEN /* 4090 */
|
||||
"123456";
|
||||
Loading…
Reference in New Issue