https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104385
Bug ID: 104385
Summary: Segmentation fault when using nested dependent tasks
Product: gcc
Version: 11.2.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: libgomp
Assignee: unassigned at gcc dot gnu.org
Reporter: wacrenier at labri dot fr
CC: jakub at gcc dot gnu.org
Target Milestone: ---
Created attachment 52351
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52351&action=edit
simple openmp code that leads to a segfault
Hello,
The attached code leads to SIGSEV when executing.
Best regards,
P.A. Wacrenier
--------
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/lto-wrapper
Target: x86_64-apple-darwin21
Configured with:
/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_lang_gcc11/gcc11/work/gcc-11.2.0/configure
--prefix=/opt/local --build=x86_64-apple-darwin21
--enable-languages=c,c++,objc,obj-c++,lto,fortran,jit
--libdir=/opt/local/lib/gcc11 --includedir=/opt/local/include/gcc11
--infodir=/opt/local/share/info --mandir=/opt/local/share/man
--datarootdir=/opt/local/share/gcc-11 --with-local-prefix=/opt/local
--with-system-zlib --disable-nls --program-suffix=-mp-11
--with-gxx-include-dir=/opt/local/include/gcc11/c++/ --with-gmp=/opt/local
--with-mpfr=/opt/local --with-mpc=/opt/local --with-isl=/opt/local
--enable-stage1-checking --disable-multilib --enable-lto
--enable-libstdcxx-time --with-build-config=bootstrap-debug
--with-bugurl=https://trac.macports.org/newticket --enable-host-shared
--disable-tls --with-as=/opt/local/bin/as --with-ld=/opt/local/bin/ld
--with-ar=/opt/local/bin/ar --with-pkgversion='MacPorts gcc11 11.2.0_3'
--with-sysroot=/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk
Thread model: posix
Supported LTO compression algorithms: zlib
gcc version 11.2.0 (MacPorts gcc11 11.2.0_3)
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-fopenmp' '-mmacosx-version-min=12.1.0'
'-asm_macosx_version_min=12.1' '-mtune=core2' '-dumpdir' 'a-'
/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/cc1 -E -quiet -v
-D__DYNAMIC__ ici.c -fPIC -mmacosx-version-min=12.1.0 -mtune=core2 -fopenmp
-fpch-preprocess -o a-ici.i
ignoring nonexistent directory
"/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/opt/local/include"
ignoring nonexistent directory
"/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/../../../../../x86_64-apple-darwin21/include"
ignoring nonexistent directory
"/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/Library/Frameworks"
#include "..." search starts here:
#include <...> search starts here:
/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/include
/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/include-fixed
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/usr/include
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/System/Library/Frameworks
End of search list.
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-fopenmp' '-mmacosx-version-min=12.1.0'
'-asm_macosx_version_min=12.1' '-mtune=core2' '-dumpdir' 'a-'
/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/cc1 -fpreprocessed a-ici.i
-fPIC -quiet -dumpdir a- -dumpbase ici.c -dumpbase-ext .c
-mmacosx-version-min=12.1.0 -mtune=core2 -version -fopenmp -o a-ici.s
GNU C17 (MacPorts gcc11 11.2.0_3) version 11.2.0 (x86_64-apple-darwin21)
compiled by GNU C version 11.2.0, GMP version 6.2.1, MPFR version
4.1.0, MPC version 1.2.1, isl version isl-0.24-GMP
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU C17 (MacPorts gcc11 11.2.0_3) version 11.2.0 (x86_64-apple-darwin21)
compiled by GNU C version 11.2.0, GMP version 6.2.1, MPFR version
4.1.0, MPC version 1.2.1, isl version isl-0.24-GMP
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: f32d7bc7d3a774eacf5c9650a419dd5f
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-fopenmp' '-mmacosx-version-min=12.1.0'
'-mtune=core2' '-dumpdir' 'a-'
/opt/local/bin/as -arch x86_64 -v -force_cpusubtype_ALL
-mmacosx-version-min=12.1 -o a-ici.o a-ici.s
Apple clang version 13.0.0 (clang-1300.0.29.30)
Target: x86_64-apple-darwin21.2.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin
"/Library/Developer/CommandLineTools/usr/bin/clang" -cc1as -triple
x86_64-apple-macosx12.1.0 -filetype obj -main-file-name a-ici.s -target-cpu
penryn -fdebug-compilation-dir /tmp -dwarf-debug-producer "Apple clang version
13.0.0 (clang-1300.0.29.30)" -dwarf-version=4 -mrelocation-model pic
--mrelax-relocations -mllvm -disable-aligned-alloc-awareness=1 -mllvm
-enable-dse-memoryssa=0 -o a-ici.o a-ici.s
COMPILER_PATH=/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/:/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/:/opt/local/libexec/gcc/x86_64-apple-darwin21/:/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/:/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/
LIBRARY_PATH=/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/:/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/../../../
COLLECT_GCC_OPTIONS='-v' '-save-temps' '-fopenmp' '-mmacosx-version-min=12.1.0'
'-mtune=core2' '-dumpdir' 'a.'
/opt/local/libexec/gcc/x86_64-apple-darwin21/11.2.0/collect2 -syslibroot
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/ -dynamic -arch x86_64
-macosx_version_min 12.1.0 -weak_reference_mismatches non-weak -o a.out
-L/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0
-L/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/../../.. a-ici.o -lgomp
-lSystem -lgcc_ext.10.5 -lgcc -lSystem -no_compact_unwind -v
collect2 version 11.2.0
/opt/local/bin/ld -syslibroot
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/ -dynamic -arch x86_64
-macosx_version_min 12.1.0 -weak_reference_mismatches non-weak -o a.out
-L/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0
-L/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0/../../.. a-ici.o -lgomp
-lSystem -lgcc_ext.10.5 -lgcc -lSystem -no_compact_unwind -v
@(#)PROGRAM:ld PROJECT:ld64-711
BUILD 21:57:11 Nov 17 2021
configured to support archs: armv6 armv7 armv7s arm64 arm64e arm64_32 i386
x86_64 x86_64h armv6m armv7k armv7m armv7em
Library search paths:
/opt/local/lib/gcc11/gcc/x86_64-apple-darwin21/11.2.0
/opt/local/lib/gcc11
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/usr/lib
Framework search paths:
/Library/Developer/CommandLineTools/SDKs/MacOSX12.sdk/System/Library/Frameworks/
