[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2014-1-24
                 CC|                            |dodji at gcc dot gnu.org
   Target Milestone|---                         |4.9.0

[Bug preprocessor/59935] New: [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

            Bug ID: 59935
           Summary: [4.9 Regression] Firefox build fails with: <built-in>:
                    internal compiler error: Segmentation fault
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: preprocessor
          Assignee: unassigned at gcc dot gnu.org
          Reporter: trippels at gcc dot gnu.org

markus@x4 src % gcc -P --save-temps -O3 -o cairo-ft-font.o -c
-I../../../../dist/system_wrappers -include
/var/tmp/mozilla-central/config/gcc_hidden.h -DPACKAGE_VERSION='"moz"'
-DPACKAGE_BUGREPORT='"http://bugzilla.mozilla.org/"' -DCAIRO_HAS_PTHREAD
-D_GNU_SOURCE -DMOZ_TREE_CAIRO -DMOZ_TREE_PIXMAN -DMOZ_GLUE_IN_PROGRAM
-DNO_NSPR_10_SUPPORT -I/var/tmp/mozilla-central/gfx/cairo/cairo/src -I.
-I../../../../dist/include -I/var/tmp/moz-build-dir/dist/include/nspr
-I/var/tmp/moz-build-dir/dist/include/nss -I/usr/include/freetype2
-I/usr/include/freetype2 -fPIC -include ../../../../mozilla-config.h
-DMOZILLA_CLIENT -MD -MP -MF .deps/cairo-ft-font.o.pp -Wall -Wpointer-arith
-Wdeclaration-after-statement -Werror=return-type -Werror=int-to-pointer-cast
-Wtype-limits -Wempty-body -Wsign-compare -Wno-unused -Wcast-align
-march=native -std=gnu99 -fgnu89-inline -fno-strict-aliasing -fno-math-errno
-pthread -pipe -DNDEBUG -DTRIMMED -O3 -fomit-frame-pointer
-Wno-missing-field-initializers -Wno-conversion
/var/tmp/mozilla-central/gfx/cairo/cairo/src/cairo-ft-font.c
gcc: warning: -pipe ignored because -save-temps specified
/var/tmp/mozilla-central/gfx/cairo/cairo/src/cairo-ft-font.c:64:0: warning:
"_GNU_SOURCE" redefined [enabled by default]
 #define _GNU_SOURCE /* for RTLD_DEFAULT */
 ^
<command-line>:0:0: note: this is the location of the previous definition
<built-in>: internal compiler error: Segmentation fault
0x99c78f crash_signal
        ../../gcc/gcc/toplev.c:337
0xf0d0a7 add_file_to_cache_tab
        ../../gcc/gcc/input.c:296
0xf0d0a7 lookup_or_add_file_to_cache_tab
        ../../gcc/gcc/input.c:330
0xf0d0a7 location_get_source_line(expanded_location, int*)
        ../../gcc/gcc/input.c:704
0xf07feb diagnostic_show_locus(diagnostic_context*, diagnostic_info const*)
        ../../gcc/gcc/diagnostic.c:304
0xf0902b diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*)
        ../../gcc/gcc/diagnostic.c:800
0x5cde84 c_cpp_error(cpp_reader*, int, int, unsigned int, unsigned int, char
const*, __va_list_tag (*) [1])
        ../../gcc/gcc/c-family/c-common.c:9638
0xf17856 cpp_error_with_line(cpp_reader*, int, unsigned int, unsigned int, char
const*, ...)
        ../../gcc/libcpp/errors.c:163
0xf278ff _cpp_create_definition
        ../../gcc/libcpp/macro.c:3124
0xf14051 do_define
        ../../gcc/libcpp/directives.c:584
0xf15887 _cpp_handle_directive
        ../../gcc/libcpp/directives.c:492
0xf223dc _cpp_lex_token
        ../../gcc/libcpp/lex.c:2067
0xf26fcf cpp_get_token_1
        ../../gcc/libcpp/macro.c:2362
0x5e9d5f scan_translation_unit
        ../../gcc/gcc/c-family/c-ppoutput.c:176
0x5e9d5f preprocess_file(cpp_reader*)
        ../../gcc/gcc/c-family/c-ppoutput.c:101
0x5e8778 c_common_init()
        ../../gcc/gcc/c-family/c-opts.c:1040
0x57ad4d c_objc_common_init()
        ../../gcc/gcc/c/c-objc-common.c:65
0x99e7e6 lang_dependent_init
        ../../gcc/gcc/toplev.c:1712
0x99e7e6 do_compile
        ../../gcc/gcc/toplev.c:1900

Perhaps not surprisingly compiling the preprocessed file works fine. 
Started with r206957.

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

--- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
markus@x4 /tmp % cat foo.c
#define _GNU_SOURCE 

markus@x4 /tmp % gcc -D_GNU_SOURCE -c foo.c
foo.c:1:0: warning: "_GNU_SOURCE" redefined [enabled by default]
 #define _GNU_SOURCE 
 ^
<command-line>:0:0: note: this is the location of the previous definition
foo.c:1:0: internal compiler error: Segmentation fault

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[dodji at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Dodji Seketeli <dodji at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |dodji at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #2 from Dodji Seketeli <dodji at gcc dot gnu.org> ---
I am looking into that.

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[nheghathivhistha at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

--- Comment #3 from David Kredba <nheghathivhistha at gmail dot com> ---
Is this having the same cause please?

It is a seamonkey-2.23 configure stage.

configure:24169: checking size of int *
configure:24188: x86_64-pc-linux-gnu-gcc -o conftest -fPIC -ggdb -pipe
-march=native -mtune=native -mno-avx -mno-sse4.2 -mno-3dnow  -mno-avx
-std=gnu99 -fgnu89-inline -fno-strict-aliasing -fno-math-errno -pthread 
-lpthread -Wl,--as-needed -Wl,-O2 -ggdb -pipe -march=native -mtune=native
-mno-avx -mno-sse4.2 -mno-3dnow -fPIC -Wl,-z,noexecstack -Wl,-z,text -B
/var/tmp/portage/www-client/seamonkey-2.23/work/comm-release/seamonk/mozilla/build/unix/gold
conftest.c -ldl  1>&5
configure:24179:1: warning: return type defaults to 'int' [enabled by default]
x86_64-pc-linux-gnu-gcc: internal compiler error: Segmentation fault (program
cc1)
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://bugs.gentoo.org/> for instructions.
configure: failed program was:
#line 24177 "configure"
#include "confdefs.h"
#include <stdio.h>
main()
{
  FILE *f=fopen("conftestval", "w");
  if (!f) exit(1);
  fprintf(f, "%d\n", sizeof(int *));
  exit(0);
}
configure: error: Unexpected pointer size

trunk revision 207070

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
(In reply to David Kredba from comment #3)
> Is this having the same cause please?

Yes. It's caused by the same revision.
Jabub's patch fixes both issues:
http://gcc.gnu.org/ml/gcc-patches/2014-01/msg01589.html

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |Bernhard.Rosenkranzer@linar
                   |                            |o.org

--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
*** Bug 59943 has been marked as a duplicate of this bug. ***

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[nheghathivhistha at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

--- Comment #6 from David Kredba <nheghathivhistha at gmail dot com> ---
The patch works as you said.
Thank you.

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dcb314 at hotmail dot com

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
*** Bug 59954 has been marked as a duplicate of this bug. ***

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |burnus at gcc dot gnu.org

--- Comment #8 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
*** Bug 59957 has been marked as a duplicate of this bug. ***

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[dodji at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

--- Comment #9 from Dodji Seketeli <dodji at gcc dot gnu.org> ---
Author: dodji
Date: Tue Jan 28 15:03:19 2014
New Revision: 207195

URL: http://gcc.gnu.org/viewcvs?rev=207195&root=gcc&view=rev
Log:
PR preprocessor/59935 - caret diagnostics crashes on non-file locations

gcc/ChangeLog

    * input.c (location_get_source_line): Bail out on when line number
    is zero, and test the return value of
    lookup_or_add_file_to_cache_tab.

gcc/testsuite/ChangeLog

    * c-c++-common/cpp/warning-zero-location.c: New test.
    * c-c++-common/cpp/warning-zero-location-2.c: Likewise.

Signed-off-by: Dodji Seketeli <dodji@seketeli.org>

Added:
    trunk/gcc/testsuite/c-c++-common/cpp/warning-zero-location-2.c
    trunk/gcc/testsuite/c-c++-common/cpp/warning-zero-location.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/input.c
    trunk/gcc/testsuite/ChangeLog

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

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

--- Comment #10 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Fixed. Thank you.

[Bug preprocessor/59935] [4.9 Regression] Firefox build fails with: <built-in>: internal compiler error: Segmentation fault

[trippels at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59935

Markus Trippelsdorf <trippels at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |lutzwei at gmx dot de

--- Comment #11 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
*** Bug 60007 has been marked as a duplicate of this bug. ***