http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51449
Bug #: 51449
Summary: [4.7 regression] Rev181994 causes tramp3d-v4 profiled
build failure
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: gcov-profile
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: mar...@trippelsdorf.de
http://www.suse.de/~rguenther/tramp3d/tramp3d-v4.cpp.gz
% c++ -w -Ofast -fprofile-generate -march=native tramp3d-v4.cpp
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to
'__gcov0__ZNKSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE3strEv'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to
'__gcov0__ZNKSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE3strEv'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to '__gcov0__ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to '__gcov0__ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to '__gcov0__ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to '__gcov0__ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to
'__gcov0__ZNSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE3strERKSs'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::flush(): error: undefined
reference to
'__gcov0__ZNSt19basic_ostringstreamIcSt11char_traitsIcESaIcEE3strERKSs'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Statistics::print(Inform&, long
(*)(long)): error: undefined reference to '__gcov0__ZNSolsEl'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Statistics::print(Inform&, long
(*)(long)): error: undefined reference to '__gcov0__ZNSolsEl'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform& operator<< <double>(Inform&,
double const&) [clone .isra.122]: error: undefined reference to
'__gcov0__ZNSolsEd'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform& operator<< <double>(Inform&,
double const&) [clone .isra.122]: error: undefined reference to
'__gcov0__ZNSolsEd'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function
Pooma::Options::operator=(Pooma::Options const&): error: undefined reference to
'__gcov0__ZNSsaSERKSs'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function
Pooma::Options::operator=(Pooma::Options const&): error: undefined reference to
'__gcov0__ZNSsaSERKSs'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::setPrefix(char const*): error:
undefined reference to '__gcov0__ZNSsaSEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::setPrefix(char const*): error:
undefined reference to '__gcov0__ZNSs6assignEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::setPrefix(char const*): error:
undefined reference to '__gcov0__ZNSs6assignEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Inform::setPrefix(char const*): error:
undefined reference to '__gcov0__ZNSsaSEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::reset(): error:
undefined reference to '__gcov0__ZNSsaSEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::reset(): error:
undefined reference to '__gcov0__ZNSs6assignEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::reset(): error:
undefined reference to '__gcov0__ZNSs6assignEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::reset(): error:
undefined reference to '__gcov0__ZNSsaSEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSsD2Ev'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSs4_Rep10_M_disposeERKSaIcE'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSsD2Ev'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSs4_Rep10_M_disposeERKSaIcE'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSs4_Rep10_M_disposeERKSaIcE'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function Pooma::Options::parse(int&, char**&):
error: undefined reference to '__gcov0__ZNSs4_Rep10_M_disposeERKSaIcE'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function handle_cmd_args(int, char**): error:
undefined reference to '__gcov0__ZNSs6appendEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function handle_cmd_args(int, char**): error:
undefined reference to '__gcov0__ZNSs6appendEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function handle_cmd_args(int, char**): error:
undefined reference to '__gcov0__ZNSs6appendEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function handle_cmd_args(int, char**): error:
undefined reference to '__gcov0__ZNSs6appendEPKc'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function main: error: undefined reference to
'__gcov0__ZNSolsEd'
/tmp/ccMmeivA.o:tramp3d-v4.cpp:function main: error: undefined reference to
'__gcov0__ZNSolsEd'
collect2: error: ld returned 1 exit status
git bisected to:
6c56d3c9153627a6bbf0cdc045c3bd411315f540 is the first bad commit
commit 6c56d3c9153627a6bbf0cdc045c3bd411315f540
Author: nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Sun Dec 4 18:27:19 2011 +0000
* gcov-io.h (struct gcov_info): Replace trailing array with
pointer to array.
* profile.c (branch_prob): Only call renamed
coverage_begin_function once.
* coverage.h (coverage_begin_output): Rename to ...
(coverage_begin_function): ... here.
* coverage.c (struct function_list): Rename to ...
(struct coverage_data): ... this. Update all uses.
(gcov_info_var, gcov_fn_info_type, gcov_fn_info_ptr_type): New
globals.
(bbg_file_opened, bbg_function_announced): Remove.
(get_coverage_counts): Adjust message.
(coverage_begin_ouput): Rename to ...
(coverage_begin_function): ... here. Move file opening to
coverage_init. Adjust for being called only once.
(coverage_end_function): Remove bbg file and inhibit further
output here on error.
(build_info_type): Adjust for change to pointer to array.
(build_info): Receive array of function pointers and adjust.
(create_coverage): Break into ...
(coverage_obj_init, coverage_obj_fn, coverage_obj_finish):
... these, and adjust.
(coverage_init): Open the notes file here. Tidy.
(coverage_finish): Call coverage_obj_init etc.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181994
138bc75d-0d04-0410-961f-82ee72b054a4
Will try to delta-reduce later.
