[Bug middle-end/66817] New: ICE in hard_function_value, at explow.c:1844 with -miamcu

[Bug middle-end/66817] New: ICE in hard_function_value, at explow.c:1844 with -miamcu

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66817

            Bug ID: 66817
           Summary: ICE in hard_function_value, at explow.c:1844 with
                    -miamcu
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: hjl.tools at gmail dot com
                CC: julia.koval at intel dot com
  Target Milestone: ---

[hjl@gnu-6 gcc]$ /export/build/gnu/gcc/build-x86_64-linux/gcc/xgcc
-B/export/build/gnu/gcc/build-x86_64-linux/gcc/
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.dg/torture/pr8081.c
-fno-diagnostics-show-caret -fdiagnostics-color=never   -m32 -miamcu
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.dg/torture/pr8081.c: In
function ‘retframe_block’:
/export/gnu/import/git/sources/gcc/gcc/testsuite/gcc.dg/torture/pr8081.c:17:5:
internal compiler error: in hard_function_value, at explow.c:1844
0x9c7594 hard_function_value(tree_node const*, tree_node const*, tree_node
const*, int)
        /export/gnu/import/git/sources/gcc/gcc/explow.c:1844
0xa55e8a aggregate_value_p(tree_node const*, tree_node const*)
        /export/gnu/import/git/sources/gcc/gcc/function.c:2085
0xa5e49d allocate_struct_function(tree_node*, bool)
        /export/gnu/import/git/sources/gcc/gcc/function.c:4732
0x73f99a store_parm_decls()
        /export/gnu/import/git/sources/gcc/gcc/c/c-decl.c:8856
0x78d4b4 c_parser_declaration_or_fndef
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:1958
0x7929e2 c_parser_compound_statement_nostart
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:4621
0x792647 c_parser_compound_statement
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:4532
0x78d562 c_parser_declaration_or_fndef
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:1965
0x78c1f3 c_parser_external_declaration
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:1435
0x78be04 c_parser_translation_unit
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:1322
0x7b3230 c_parse_file()
        /export/gnu/import/git/sources/gcc/gcc/c/c-parser.c:15440
0x81cb34 c_common_parse_file()
        /export/gnu/import/git/sources/gcc/gcc/c-family/c-opts.c:1059
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
[hjl@gnu-6 gcc]$
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From: "law at redhat dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug testsuite/66796] [6 Regression] FAIL: gcc.target/hppa/shadd-1.c scan-assembler-times sh.add 1
Date: Wed, 08 Jul 2015 21:17:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?idf796

Jeffrey A. Law <law at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |law at redhat dot com

--- Comment #2 from Jeffrey A. Law <law at redhat dot com> ---
It's probably a regression from Segher's combine.c changes a little while back.
 When I was fixing the regressions from that work, I probably tested with
hppa2.0w, perhaps there's something I missed.

Let me take a looksie...

[Bug middle-end/66817] ICE in hard_function_value, at explow.c:1844 with -miamcu

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66817

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-07-08
   Target Milestone|---                         |6.0
     Ever confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
A patch is posted at

https://gcc.gnu.org/ml/gcc-patches/2015-07/msg00655.html

[Bug middle-end/66817] ICE in hard_function_value, at explow.c:1844 with -miamcu

[hjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66817

--- Comment #2 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> ---
Author: hjl
Date: Thu Jul  9 09:26:47 2015
New Revision: 225605

URL: https://gcc.gnu.org/viewcvs?rev=225605&root=gcc&view=rev
Log:
Check int_size_in_bytes in ix86_return_in_memory

ix86_return_in_memory should check negative return from int_size_in_bytes,
similar to other ports.

gcc/

        PR target/66817
        * config/i386/i386.c (ix86_return_in_memory): Return true
        if int_size_in_bytes returns negative for IA MCU.

gcc/testsuite/

        PR target/66817
        * gcc.target/i386/pr66817.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr66817.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog

[Bug middle-end/66817] ICE in hard_function_value, at explow.c:1844 with -miamcu

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66817

H.J. Lu <hjl.tools at gmail dot com> changed:

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

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> ---
Fixed.