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c-parser.c (disable_extension_diagnostics): Save warn_overlength_strings.

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gcc
	* c-parser.c (disable_extension_diagnostics): Save
	warn_overlength_strings.
	(restore_extension_diagnostics): Restore warn_overlength_strings.
gcc/testsuite
	* gcc.dg/Woverlength-strings-pedantic-c89-ext.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c90-ext.c: New file.
	* gcc.dg/Woverlength-strings-pedantic-c99-ext.c: New file.

From-SVN: r170947
This commit is contained in:
Tom Tromey 2011-03-14 17:58:12 +00:00 committed by Tom Tromey
parent d8d4db3345
commit b3ab9ea297
6 changed files with 73 additions and 1 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2011-03-14 Tom Tromey <tromey@redhat.com>
* c-parser.c (disable_extension_diagnostics): Save
warn_overlength_strings.
(restore_extension_diagnostics): Restore warn_overlength_strings.
2011-03-14 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Change to 4.7.0.

5
gcc/c-parser.c
View File

@ -1045,13 +1045,15 @@ disable_extension_diagnostics (void)
| (warn_traditional << 2)
| (flag_iso << 3)
| (warn_long_long << 4)
| (warn_cxx_compat << 5));
| (warn_cxx_compat << 5)
| (warn_overlength_strings << 6));
cpp_opts->cpp_pedantic = pedantic = 0;
warn_pointer_arith = 0;
cpp_opts->cpp_warn_traditional = warn_traditional = 0;
flag_iso = 0;
cpp_opts->cpp_warn_long_long = warn_long_long = 0;
warn_cxx_compat = 0;
warn_overlength_strings = 0;
return ret;
}
@ -1067,6 +1069,7 @@ restore_extension_diagnostics (int flags)
flag_iso = (flags >> 3) & 1;
cpp_opts->cpp_warn_long_long = warn_long_long = (flags >> 4) & 1;
warn_cxx_compat = (flags >> 5) & 1;
warn_overlength_strings = (flags >> 6) & 1;
}
/* Possibly kinds of declarator to parse. */

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2011-03-14 Tom Tromey <tromey@redhat.com>
* gcc.dg/Woverlength-strings-pedantic-c89-ext.c: New file.
* gcc.dg/Woverlength-strings-pedantic-c90-ext.c: New file.
* gcc.dg/Woverlength-strings-pedantic-c99-ext.c: New file.
2011-03-14 H.J. Lu <hongjiu.lu@intel.com>
* gcc.target/i386/builtin-copysign.c: Remove __LP64__ check.

19
gcc/testsuite/gcc.dg/Woverlength-strings-pedantic-c89-ext.c Normal file
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@ -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[] = __extension__ HUN HUN HUN HUN HUN TEN;
/* C99's minimum-maximum is 4095. */
const char x4096[] = __extension__
THO THO THO THO /* 4000 */
TEN TEN TEN TEN TEN /* 4050 */
TEN TEN TEN TEN /* 4090 */
"123456";

19
gcc/testsuite/gcc.dg/Woverlength-strings-pedantic-c90-ext.c Normal file
View File

@ -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=c90 -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[] = __extension__ HUN HUN HUN HUN HUN TEN;
/* C99's minimum-maximum is 4095. */
const char x4096[] = __extension__
THO THO THO THO /* 4000 */
TEN TEN TEN TEN TEN /* 4050 */
TEN TEN TEN TEN /* 4090 */
"123456";

19
gcc/testsuite/gcc.dg/Woverlength-strings-pedantic-c99-ext.c Normal file
View File

@ -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[] = __extension__
THO THO THO THO /* 4000 */
TEN TEN TEN TEN TEN /* 4050 */
TEN TEN TEN TEN /* 4090 */
"123456";