Bug 44250 - gcc.dg/lto/20090126-1 c_lto_20090126-1_0.o-c_lto_20090126-1_0.o link, (internal compiler error)
Summary: gcc.dg/lto/20090126-1 c_lto_20090126-1_0.o-c_lto_20090126-1_0.o link, (inter...
Status: RESOLVED DUPLICATE of bug 43853
Alias: None
Product: gcc
Classification: Unclassified
Component: lto (show other bugs)
Version: 4.6.0
: P3 normal
Target Milestone: ---
Assignee: Not yet assigned to anyone
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2010-05-23 02:15 UTC by Jack Howarth
Modified: 2010-05-23 13:50 UTC (History)
5 users (show)

See Also:
Host: x86_64-apple-darwin10
Target: x86_64-apple-darwin10
Build: x86_64-apple-darwin10
Known to work:
Known to fail:
Last reconfirmed:

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Description Jack Howarth 2010-05-23 02:15:04 UTC 
On x86_64-apple-darwin10, the gcc.dg/lto/20090126-1 c_lto_20090126-1_0.o-c_lto_20090126-1_0.o link testcase fails with a compiler ICE...

/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc -B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/ c_lto_20090126-1_0.o -O0 -fwhopr -v -r -nostdlib -O2 -fwhopr -o gcc-dg-lto-20090126-1-01
Reading specs from /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/specs
COLLECT_GCC=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc
COLLECT_LTO_WRAPPER=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto-wrapper
Target: x86_64-apple-darwin10.4.0
Configured with: ../gcc-4.6-20100522/configure --prefix=/sw --prefix=/sw/lib/gcc4.6 --mandir=/sw/share/man --infodir=/sw/lib/gcc4.6/info --enable-languages=c,c++,fortran,objc,obj-c++,java --with-gmp=/sw --with-libiconv-prefix=/sw --with-ppl=/sw --with-cloog=/sw --with-mpc=/sw --with-system-zlib --x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib --program-suffix=-fsf-4.6 --enable-lto --enable-checking=release
Thread model: posix
gcc version 4.6.0 20100523 (experimental) [trunk revision 159699] (GCC) 
COMPILER_PATH=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/
LIBRARY_PATH=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/:/usr/lib/
COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.4' '-B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/' '-O0' '-v' '-r' '-nostdlib' '-O2' '-fwhopr' '-o' 'gcc-dg-lto-20090126-1-01' '-mtune=generic'
 /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/collect2 -dynamic -arch x86_64 -macosx_version_min 10.6.4 -weak_reference_mismatches non-weak -r -o gcc-dg-lto-20090126-1-01 -L/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc c_lto_20090126-1_0.o -fwhopr
collect2 version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64 Darwin)
/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/collect-ld -dynamic -arch x86_64 -macosx_version_min 10.6.4 -weak_reference_mismatches non-weak -r -o gcc-dg-lto-20090126-1-01 -L/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc c_lto_20090126-1_0.o
 /sw/bin/gnm -n c_lto_20090126-1_0.o
/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto-wrapper c_lto_20090126-1_0.o
 /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccQIPqGP.args
Reading specs from /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/specs
COLLECT_GCC=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc
COLLECT_LTO_WRAPPER=/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto-wrapper
Target: x86_64-apple-darwin10.4.0
Configured with: ../gcc-4.6-20100522/configure --prefix=/sw --prefix=/sw/lib/gcc4.6 --mandir=/sw/share/man --infodir=/sw/lib/gcc4.6/info --enable-languages=c,c++,fortran,objc,obj-c++,java --with-gmp=/sw --with-libiconv-prefix=/sw --with-ppl=/sw --with-cloog=/sw --with-mpc=/sw --with-system-zlib --x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib --program-suffix=-fsf-4.6 --enable-lto --enable-checking=release
Thread model: posix
gcc version 4.6.0 20100523 (experimental) [trunk revision 159699] (GCC) 
COLLECT_GCC_OPTIONS='-c' '-mmacosx-version-min=10.6.4' '-B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/' '-O0' '-v' '-r' '-nostdlib' '-O2' '-mtune=generic' '-dumpdir' './' '-dumpbase' 'gcc-dg-lto-20090126-1-01.wpa' '-fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccDEr7Qb.ltrans.out' '-fwpa' '-combine'
 /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto1 -fPIC -quiet -dumpdir ./ -dumpbase gcc-dg-lto-20090126-1-01.wpa -mmacosx-version-min=10.6.4 -mtune=generic -auxbase c_lto_20090126-1_0 -O0 -O2 -version -fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccDEr7Qb.ltrans.out -fwpa @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccOIV9pE
GNU GIMPLE (GCC) version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64-apple-darwin10.4.0)
	compiled by GNU C version 4.6.0 20100523 (experimental) [trunk revision 159699], GMP version 4.3.2, MPFR version 2.4.2-p3, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU GIMPLE (GCC) version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64-apple-darwin10.4.0)
	compiled by GNU C version 4.6.0 20100523 (experimental) [trunk revision 159699], GMP version 4.3.2, MPFR version 2.4.2-p3, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
lto1: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper: /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc returned 1 exit status
collect2: lto-wrapper returned 1 exit status
Comment 1 Jack Howarth 2010-05-23 02:19:24 UTC 
I am not having any luck trying to run this testcase through gdb to get a backtrace...

gdb /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto1
....
(gdb) r -fPIC -quiet -dumpdir ./ -dumpbase gcc-dg-lto-20090126-1-01.wpa -mmacosx-version-min=10.6.4 -mtune=generic -auxbase c_lto_20090126-1_0 -O0 -O2 -version -fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccDEr7Qb.ltrans.out -fwpa @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccOIV9pE
Starting program: /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto1 -fPIC -quiet -dumpdir ./ -dumpbase gcc-dg-lto-20090126-1-01.wpa -mmacosx-version-min=10.6.4 -mtune=generic -auxbase c_lto_20090126-1_0 -O0 -O2 -version -fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccDEr7Qb.ltrans.out -fwpa @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccOIV9pE
Reading symbols for shared libraries .++++++++++++..... done
GNU GIMPLE (GCC) version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64-apple-darwin10.4.0)
	compiled by GNU C version 4.6.0 20100523 (experimental) [trunk revision 159699], GMP version 4.3.2, MPFR version 2.4.2-p3, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
lto1: fatal error: command line option file '@/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccOIV9pE' does not exist
compilation terminated.

Program exited with code 01.
(gdb)
Comment 2 Jack Howarth 2010-05-23 02:26:52 UTC 
gdb /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto1
...
(gdb) r -fPIC -quiet -dumpdir ./ -dumpbase gcc-dg-lto-20090126-1-01.wpa -mmacosx-version-min=10.6.4 -mtune=generic -auxbase c_lto_20090126-1_0 -O0 -O2 -version -fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccmKvMKm.ltrans.out -fwpa @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccwJglxe
Starting program: /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/lto1 -fPIC -quiet -dumpdir ./ -dumpbase gcc-dg-lto-20090126-1-01.wpa -mmacosx-version-min=10.6.4 -mtune=generic -auxbase c_lto_20090126-1_0 -O0 -O2 -version -fltrans-output-list=/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccmKvMKm.ltrans.out -fwpa @/var/folders/1C/1CdoNxmNFHyOIjNBLNuJh++++TM/-Tmp-//ccwJglxe
Reading symbols for shared libraries .++++++++++++..... done
GNU GIMPLE (GCC) version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64-apple-darwin10.4.0)
	compiled by GNU C version 4.6.0 20100523 (experimental) [trunk revision 159699], GMP version 4.3.2, MPFR version 2.4.2-p3, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU GIMPLE (GCC) version 4.6.0 20100523 (experimental) [trunk revision 159699] (x86_64-apple-darwin10.4.0)
	compiled by GNU C version 4.6.0 20100523 (experimental) [trunk revision 159699], GMP version 4.3.2, MPFR version 2.4.2-p3, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000000000000
propagate () at ../../gcc-4.6-20100522/gcc/ipa-pure-const.c:104
104	DEF_VEC_P (funct_state);
(gdb) bt
#0  propagate () at ../../gcc-4.6-20100522/gcc/ipa-pure-const.c:104
#1  0x000000010048e59a in execute_one_pass (pass=0x1009ced80) at ../../gcc-4.6-20100522/gcc/passes.c:1588
#2  0x000000010048ec62 in execute_ipa_pass_list (pass=0x1009ced80) at ../../gcc-4.6-20100522/gcc/passes.c:1922
#3  0x0000000100016ece in lto_main (debug_p=<value temporarily unavailable, due to optimizations>) at ../../gcc-4.6-20100522/gcc/lto/lto.c:1811
#4  0x00000001005404c5 in toplev_main (argc=17, argv=0x14150f540) at ../../gcc-4.6-20100522/gcc/toplev.c:1049
#5  0x0000000100000ad4 in start ()
(gdb)
Comment 3 Jack Howarth 2010-05-23 13:50:31 UTC 

*** This bug has been marked as a duplicate of 43853 ***