[Bug middle-end/66568] New: [CHKP] internal compiler error: in expand_expr_addr_expr_1

[Bug middle-end/66568] New: [CHKP] internal compiler error: in expand_expr_addr_expr_1

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66568

            Bug ID: 66568
           Summary: [CHKP] internal compiler error: in
                    expand_expr_addr_expr_1
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ienkovich at gcc dot gnu.org
  Target Milestone: ---

>cat test.i
int a, b, c;
void *set_test () {
  if (b)
    a ? exit (0) : exit (1);
  b = c;
}
>gcc -fcheck-pointer-bounds -mmpx -O2 test.i
test.i: In function 'set_test':
test.i:8:9: warning: implicit declaration of function 'exit'
[-Wimplicit-function-declaration]
     a ? exit (0) : exit (1);
         ^
test.i:8:9: warning: incompatible implicit declaration of built-in function
'exit'
test.i:8:9: note: include '<stdlib.h>' or provide a declaration of 'exit'
test.i: In function 'set_test.chkp':
test.i:6:7: internal compiler error: in expand_expr_addr_expr_1, at expr.c:7671
 void *set_test () {
       ^
0x98c710 expand_expr_addr_expr_1
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/expr.c:7671
0x98cdaa expand_expr_addr_expr
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/expr.c:7760
0x9985f0 expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/expr.c:10638
0x98d1e1 expand_expr_real(tree_node*, rtx_def*, machine_mode, expand_modifier,
rtx_def**, bool)
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/expr.c:7928
0x83c460 expand_normal
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/expr.h:261
0x84853e expand_return
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/cfgexpand.c:3148
0x848cd1 expand_gimple_stmt_1
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/cfgexpand.c:3290
0x84922d expand_gimple_stmt
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/cfgexpand.c:3414
0x8502ed expand_gimple_basic_block
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/cfgexpand.c:5426
0x851f5f execute
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/cfgexpand.c:6045

Fails on GCC 6 and GCC 5.1

[Bug middle-end/66568] [CHKP] internal compiler error: in expand_expr_addr_expr_1

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66568

--- Comment #1 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
Author: ienkovich
Date: Thu Jun 18 10:14:38 2015
New Revision: 224601

URL: https://gcc.gnu.org/viewcvs?rev=224601&root=gcc&view=rev
Log:
gcc/

        PR middle-end/66568
        * cfgexpand.c (expand_return): Handle missing bounds.
        (expand_gimple_stmt_1): Likewise.
        * tree-chkp.c (chkp_expand_zero_bounds): New.
        * tree-chkp.h (chkp_expand_zero_bounds): New.

gcc/testsuite/

        PR middle-end/66568
        * gcc.target/i386/mpx/pr66568.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/mpx/pr66568.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-chkp.c
    trunk/gcc/tree-chkp.h

[Bug middle-end/66568] [CHKP] internal compiler error: in expand_expr_addr_expr_1

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66568

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
All tests are failed with

FAIL: gcc.target/i386/mpx/pr66568.c   -O0  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O1  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O2  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O3 -fomit-frame-pointer  (test for
excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O3 -g  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -Os  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O2 -flto -fno-use-linker-plugin
-flto-partition=none  (test for excess errors)
FAIL: gcc.target/i386/mpx/pr66568.c   -O2 -flto -fuse-linker-plugin
-fno-fat-lto-objects  (test for excess errors)

[Bug middle-end/66568] [CHKP] internal compiler error: in expand_expr_addr_expr_1

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66568

--- Comment #3 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
Author: ienkovich
Date: Thu Jul 23 10:39:26 2015
New Revision: 226101

URL: https://gcc.gnu.org/viewcvs?rev=226101&root=gcc&view=rev
Log:
gcc/

        Backport from mainline r224601.
        2015-06-18  Ilya Enkovich  <enkovich.gnu@gmail.com>

        PR middle-end/66568
        * cfgexpand.c (expand_return): Handle missing bounds.
        (expand_gimple_stmt_1): Likewise.
        * tree-chkp.c (chkp_expand_zero_bounds): New.
        * tree-chkp.h (chkp_expand_zero_bounds): New.

gcc/testsuite/

        Backport from mainline r224601.
        2015-06-18  Ilya Enkovich  <enkovich.gnu@gmail.com>

        PR middle-end/66568
        * gcc.target/i386/mpx/pr66568.c: New test.

        Backport from mainline r225296.
        2015-07-01  H.J. Lu  <hongjiu.lu@intel.com>

        * gcc.target/i386/mpx/pr66568.c (exit): New prototype.

Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.target/i386/mpx/pr66568.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/cfgexpand.c
    branches/gcc-5-branch/gcc/testsuite/ChangeLog
    branches/gcc-5-branch/gcc/tree-chkp.c
    branches/gcc-5-branch/gcc/tree-chkp.h

[Bug middle-end/66568] [CHKP] internal compiler error: in expand_expr_addr_expr_1

[ienkovich at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66568

Ilya Enkovich <ienkovich at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |FIXED

--- Comment #4 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
Fixed