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From: "gcc-bugzilla at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/24144] New: segmentation fault in gfortran with character functions. Date: Fri, 30 Sep 2005 13:03:00 -0000 [thread overview] Message-ID: <20050930130245.24144.manz@intes.de> (raw) When compiling the given peace of fortran code I will get a segmentation fault. With g77 there have been no problems on it. The problem is independent of the used optimization level. permnew@fs1:~/maint_gcc4/tools> /usr/local/bin/gfortran-4.0 -g -v -save-temps -c test.f Using built-in specs. Target: i686-pc-linux-gnu Configured with: /scratch/root/gcc-4.0.2/configure --prefix=/usr/local --program-suffix=-4.0 Thread model: posix gcc version 4.0.2 /usr/local/libexec/gcc/i686-pc-linux-gnu/4.0.2/f951 test.f -ffixed-form -quiet -dumpbase test.f -mtune=pentiumpro -auxbase test -g -version -o test.s GNU F95 version 4.0.2 (i686-pc-linux-gnu) compiled by GNU C version 4.0.2. GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072 test.f: In function 'qfiopn': test.f:20: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. Environment: System: Linux fs1 2.6.9-11.ELsmp #1 SMP Fri May 20 18:26:27 EDT 2005 i686 athlon i386 GNU/Linux Architecture: i686 host: i686-pc-linux-gnu build: i686-pc-linux-gnu target: i686-pc-linux-gnu configured with: /scratch/root/gcc-4.0.2/configure --prefix=/usr/local --program-suffix=-4.0 How-To-Repeat: SUBROUTINE QFIOPN (TYPE,IDF, I R C) IMPLICIT NONE INTEGER, INTENT(IN) :: IDF INTEGER, INTENT(OUT) :: IRC CHARACTER*(4), INTENT(IN) :: TYPE C----------------------------------------------------------------------- C (C) Copyright INTES GmbH, Stuttgart, Germany SE Apr-1991 1 C!mod--------------------------------------------HM-20-Jun-2005-11:03:46 INTEGER IUNIT,ISTAT CHARACTER*8 FIGOST,STAT CHARACTER*12 FIGACC,FIGFOR CHARACTER*96 FIGNAM C----------------------------------------------------------------------- IRC = 0 IF( FIGACC(TYPE,IDF) .NE. 'SEQUENTIAL' )THEN IRC = 5 CPER FORTRAN open failed GOTO 999 ENDIF STAT = FIGOST(TYPE,IDF) C C Open the sequential file for work C OPEN( UNIT = IUNIT , * FILE = FIGNAM(TYPE,IDF) , * ACCESS = FIGACC(TYPE,IDF) , * STATUS = STAT , * FORM = FIGFOR(TYPE,IDF) , * ERR = 777 , * IOSTAT = ISTAT ) GOTO 999 777 CONTINUE IRC = 6 999 END ------- Additional Comments From manz at intes dot de 2005-09-30 13:02 ------- Fix: If I add a temproara variable to store the result of the function call FIGACC(TYPE,IDF) at the beginning and than use this variable on the 2 locations wehere its realy used, it works, Also only using the OPEN statement also works. -- Summary: segmentation fault in gfortran with character functions. Product: gcc Version: 4.0.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: manz at intes dot de CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24144
next reply other threads:[~2005-09-30 13:03 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2005-09-30 13:03 gcc-bugzilla at gcc dot gnu dot org [this message] 2005-09-30 13:06 ` [Bug fortran/24144] " pinskia at gcc dot gnu dot org
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