diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr65184.c | 17 |
4 files changed, 33 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5850dc4..606d4c7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2015-03-02 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65184 + * gcc/config/i386/i386.c (ix86_pass_by_reference) Bounds + are never passed by reference. + +2015-03-02 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65183 * tree-chkp.c (chkp_check_lower): Don't check against zero bounds for already instrumented functions. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index bec1324..ab8f03a 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -7914,6 +7914,11 @@ ix86_pass_by_reference (cumulative_args_t cum_v, machine_mode mode, { CUMULATIVE_ARGS *cum = get_cumulative_args (cum_v); + /* Bounds are never passed by reference. */ + if ((type && POINTER_BOUNDS_TYPE_P (type)) + || POINTER_BOUNDS_MODE_P (mode)) + return false; + /* See Windows x64 Software Convention. */ if (TARGET_64BIT && (cum ? cum->call_abi : ix86_abi) == MS_ABI) { diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c158416..940bb13 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2015-03-02 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65184 + * gcc.target/i386/pr65184.c: New. + +2015-03-02 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65183 * gcc.target/i386/pr65183.c: New. diff --git a/gcc/testsuite/gcc.target/i386/pr65184.c b/gcc/testsuite/gcc.target/i386/pr65184.c new file mode 100644 index 0000000..0355f29 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr65184.c @@ -0,0 +1,17 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target mpx } */ +/* { dg-options "-O2 -mabi=ms -fcheck-pointer-bounds -mmpx" } */ + +void +foo (int *a) +{ + if (a[0] != a[1] * 2333) + __builtin_abort (); +} + +void +bar (int *a) +{ + if (a[0] != a[1] * 2333) + __builtin_abort (); +} |