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From: "usignao at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/66233] New: internal compiler error: in expand_fix, at optabs.c:5358 Date: Thu, 21 May 2015 06:49:00 -0000 [thread overview] Message-ID: <bug-66233-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66233 Bug ID: 66233 Summary: internal compiler error: in expand_fix, at optabs.c:5358 Product: gcc Version: 4.9.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: usignao at gmail dot com Target Milestone: --- Hello! The error is produced by the following (invalid) code /* oops.c */ unsigned int pData[5]; void f() { int i; for(i=0; i<5; i++) { pData[i] = (float) i; } } $ gcc -O3 -Wall -Wextra -o oops.o -c oops.c oops.c: In function ‘f’: oops.c:6:12: internal compiler error: in expand_fix, at optabs.c:5358 pData[i] = (float) i; ^ No warnings are given. I'm on Linux x64, gcc version is 4.9.2, but according to the godbolt.org all the versions from 4.8 up to 5.1.0 are also affected. >From gcc-bugs-return-486874-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu May 21 06:50:16 2015 Return-Path: <gcc-bugs-return-486874-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org> Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 51764 invoked by alias); 21 May 2015 06:50:16 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: <gcc-bugs.gcc.gnu.org> List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/> List-Post: <mailto:gcc-bugs@gcc.gnu.org> List-Help: <mailto:gcc-bugs-help@gcc.gnu.org> Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 48773 invoked by uid 55); 21 May 2015 06:50:12 -0000 From: "manu at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/52952] Wformat location info is bad (wrong column number) Date: Thu, 21 May 2015 06:50:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: manu at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: <bug-52952-4-DGDDq0Z2Ug@http.gcc.gnu.org/bugzilla/> In-Reply-To: <bug-52952-4@http.gcc.gnu.org/bugzilla/> References: <bug-52952-4@http.gcc.gnu.org/bugzilla/> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-05/txt/msg01714.txt.bz2 Content-length: 2032 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52952 --- Comment #38 from Manuel López-Ibáñez <manu at gcc dot gnu.org> --- Author: manu Date: Thu May 21 06:49:38 2015 New Revision: 223470 URL: https://gcc.gnu.org/viewcvs?rev=223470&root=gcc&view=rev Log: gcc/testsuite/ChangeLog: 2015-05-21 Manuel López-Ibáñez <manu@gcc.gnu.org> PR c/52952 * gcc.dg/redecl-4.c: Update column numbers. * gcc.dg/format/bitfld-1.c: Likewise. * gcc.dg/format/attr-2.c: Likewise. * gcc.dg/format/attr-6.c: Likewise. * gcc.dg/format/attr-7.c (baz): Likewise. * gcc.dg/format/asm_fprintf-1.c: Likewise. * gcc.dg/format/attr-4.c: Likewise. * gcc.dg/format/branch-1.c: Likewise. * gcc.dg/format/c90-printf-1.c: Likewise. Add tests for column locations within strings with embedded escape sequences. gcc/c-family/ChangeLog: 2015-05-21 Manuel López-Ibáñez <manu@gcc.gnu.org> PR c/52952 * c-format.c (location_column_from_byte_offset): New. (location_from_offset): New. (struct format_wanted_type): Add offset_loc field. (check_format_info): Move handling of location for extra arguments closer to the point of warning. (check_format_info_main): Pass the result of location_from_offset to warning_at. (format_type_warning): Pass the result of location_from_offset to warning_at. Modified: trunk/gcc/c-family/ChangeLog trunk/gcc/c-family/c-format.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/format/asm_fprintf-1.c trunk/gcc/testsuite/gcc.dg/format/attr-2.c trunk/gcc/testsuite/gcc.dg/format/attr-4.c trunk/gcc/testsuite/gcc.dg/format/attr-6.c trunk/gcc/testsuite/gcc.dg/format/attr-7.c trunk/gcc/testsuite/gcc.dg/format/bitfld-1.c trunk/gcc/testsuite/gcc.dg/format/branch-1.c trunk/gcc/testsuite/gcc.dg/format/c90-printf-1.c trunk/gcc/testsuite/gcc.dg/redecl-4.c >From gcc-bugs-return-486875-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu May 21 07:06:37 2015 Return-Path: <gcc-bugs-return-486875-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org> Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 101899 invoked by alias); 21 May 2015 07:06:37 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: <gcc-bugs.gcc.gnu.org> List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/> List-Post: <mailto:gcc-bugs@gcc.gnu.org> List-Help: <mailto:gcc-bugs-help@gcc.gnu.org> Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 101824 invoked by uid 48); 21 May 2015 07:06:33 -0000 From: "manu at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/52952] Wformat location info is bad (wrong column number) Date: Thu, 21 May 2015 07:06:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: manu at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: <bug-52952-4-yRNwSDTa6i@http.gcc.gnu.org/bugzilla/> In-Reply-To: <bug-52952-4@http.gcc.gnu.org/bugzilla/> References: <bug-52952-4@http.gcc.gnu.org/bugzilla/> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-05/txt/msg01715.txt.bz2 Content-length: 476 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52952 --- Comment #39 from Manuel López-Ibáñez <manu at gcc dot gnu.org> --- A summary of what is still pending: 1. Handle macros #define c " %d " __builtin_printf(c, 0.5); 2. Handle non-contiguous strings: __builtin_printf(" %" "d ", 0.5); 3. Handle const arrays: const char a[] = " %d "; __builtin_printf(a, 0.5); I have an idea on how to fix 1 and 2 but no idea how to fix 3. >From gcc-bugs-return-486876-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu May 21 07:08:41 2015 Return-Path: <gcc-bugs-return-486876-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org> Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 105420 invoked by alias); 21 May 2015 07:08:41 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: <gcc-bugs.gcc.gnu.org> List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/> List-Post: <mailto:gcc-bugs@gcc.gnu.org> List-Help: <mailto:gcc-bugs-help@gcc.gnu.org> Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 105362 invoked by uid 48); 21 May 2015 07:08:37 -0000 From: "ossman at cendio dot se" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/61955] libsanitizer fails to compile on RHEL4 Date: Thu, 21 May 2015 07:08:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: ossman at cendio dot se X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: <bug-61955-4-eAqrgwVVlL@http.gcc.gnu.org/bugzilla/> In-Reply-To: <bug-61955-4@http.gcc.gnu.org/bugzilla/> References: <bug-61955-4@http.gcc.gnu.org/bugzilla/> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-05/txt/msg01716.txt.bz2 Content-length: 1010 https://gcc.gnu.org/bugzilla/show_bug.cgi?ida955 Pierre Ossman <ossman at cendio dot se> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ossman at cendio dot se --- Comment #4 from Pierre Ossman <ossman at cendio dot se> --- Unfortunately the git history doesn't go further back than 2.6.12 so I don't know when aio_abi.h got added. But the code only needs the enum, so something like this should work: #include <linux/version.h> /* aio_abi.h was added in 2.6.10 (FIXME: check this) */ #if LINUX_VERSION_CODE < 132624 enum { IOCB_CMD_PREAD = 0, IOCB_CMD_PWRITE = 1, IOCB_CMD_FSYNC = 2, IOCB_CMD_FDSYNC = 3, IOCB_CMD_NOOP = 6, }; #else #include_next <linux/aio_abi.h> #endif /* IOCB_CMD_PREADV/PWRITEV has been added in 2.6.19 */ #if LINUX_VERSION_CODE < 132627 #define IOCB_CMD_PREADV 7 #define IOCB_CMD_PWRITEV 8 #endif
next reply other threads:[~2015-05-21 6:49 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-05-21 6:49 usignao at gmail dot com [this message] 2015-05-21 8:39 ` [Bug tree-optimization/66233] [4.8/4.9/5/6 Regression] " jakub at gcc dot gnu.org 2015-05-21 8:57 ` jakub at gcc dot gnu.org 2015-05-21 9:02 ` jakub at gcc dot gnu.org 2015-05-21 19:18 ` jakub at gcc dot gnu.org 2015-05-22 8:12 ` jakub at gcc dot gnu.org 2015-06-18 10:20 ` rguenth at gcc dot gnu.org 2015-06-18 10:21 ` [Bug tree-optimization/66233] [4.8/4.9 " rguenth at gcc dot gnu.org 2015-06-18 10:22 ` jakub at gcc dot gnu.org 2015-06-18 10:44 ` jakub at gcc dot gnu.org 2015-06-18 12:28 ` doko at gcc dot gnu.org 2015-06-18 14:04 ` jakub at gcc dot gnu.org 2015-06-18 14:06 ` jakub at gcc dot gnu.org 2015-06-18 14:06 ` jakub at gcc dot gnu.org
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