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Disable -fcheck-pointer-bounds with sanitizers.

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2017-03-09  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* toplev.c (process_options): Disable -fcheck-pointer-bounds with
	sanitizers.
2017-03-09  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* gcc.target/i386/pr71458.c: Update scanned pattern.

From-SVN: r245997
This commit is contained in:
Martin Liska 2017-03-09 11:04:50 +01:00 committed by Martin Liska
parent 410a590c2a
commit 3828bb0d7e
4 changed files with 35 additions and 14 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2017-03-09 Martin Liska <mliska@suse.cz>
PR target/65705
PR target/69804
* toplev.c (process_options): Disable -fcheck-pointer-bounds with
sanitizers.
2017-03-09 Marek Polacek <polacek@redhat.com>
PR c++/79672

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2017-03-09 Martin Liska <mliska@suse.cz>
PR target/65705
PR target/69804
* gcc.target/i386/pr71458.c: Update scanned pattern.
2017-03-09 Marek Polacek <polacek@redhat.com>
PR c++/79672

2
gcc/testsuite/gcc.target/i386/pr71458.c
View File

@ -1,6 +1,6 @@
/* { dg-do compile { target { ! x32 } } } */
/* { dg-options "-fcheck-pointer-bounds -mmpx -fsanitize=bounds" } */
/* { dg-error "-fcheck-pointer-bounds is not supported with -fsanitize=bounds" "" { target *-*-* } 0 } */
/* { dg-error "-fcheck-pointer-bounds is not supported with Undefined Behavior Sanitizer" "" { target *-*-* } 0 } */
enum {} a[0];
void fn1(int);

34
gcc/toplev.c
View File

@ -1274,22 +1274,30 @@ process_options (void)
flag_check_pointer_bounds = 0;
}
if (flag_sanitize & SANITIZE_ADDRESS)
if (flag_sanitize)
{
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"Address Sanitizer");
if (flag_sanitize & SANITIZE_ADDRESS)
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"Address Sanitizer");
if (flag_sanitize & (SANITIZE_UNDEFINED | SANITIZE_NONDEFAULT))
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"Undefined Behavior Sanitizer");
if (flag_sanitize & SANITIZE_LEAK)
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"Leak Sanitizer");
if (flag_sanitize & SANITIZE_THREAD)
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"Thread Sanitizer");
flag_check_pointer_bounds = 0;
}
if (flag_sanitize & SANITIZE_BOUNDS)
{
error_at (UNKNOWN_LOCATION,
"-fcheck-pointer-bounds is not supported with "
"-fsanitize=bounds");
flag_check_pointer_bounds = 0;
}
}
/* One region RA really helps to decrease the code size. */