[Bug c/42982] New: regression in gcc.dg/profile-generate-3.c

[howarth at nitro dot med dot uc dot edu]

The gcc.dg/profile-generate-3.c test case no longer compiles on
*-apple-darwin*. On x86_64-apple-darwin10 the test case produces the error...

Executing on host:
/sw/src/fink.build/gcc45-4.4.999-20100205/darwin_objdir/gcc/xgcc
-B/sw/src/fink.build/gcc45-4.4.999-20100205/darwin_objdir/gcc/
/sw/src/fink.build/gcc45-4.4.999-20100205/gcc-4.5-20100205/gcc/testsuite/gcc.dg/profile-generate-3.c
  -fprofile-generate=.  -lm   -o profile-generate-3.exe    (timeout = 300)
Undefined symbols:
  "___gcov_merge_add", referenced from:
      __data@0 in cc6Pfi4X.o
  "___gcov_indirect_call_profiler", referenced from:
      _main in cc6Pfi4X.o
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
  "___gcov_init", referenced from:
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
compiler exited with status 1
output is:
Undefined symbols:
  "___gcov_merge_add", referenced from:
      __data@0 in cc6Pfi4X.o
  "___gcov_indirect_call_profiler", referenced from:
      _main in cc6Pfi4X.o
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
  "___gcov_init", referenced from:
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
ld: symbol(s) not found
collect2: ld returned 1 exit status

FAIL: gcc.dg/profile-generate-3.c (test for excess errors)
Excess errors:
Undefined symbols:
  "___gcov_merge_add", referenced from:
      __data@0 in cc6Pfi4X.o
  "___gcov_indirect_call_profiler", referenced from:
      _main in cc6Pfi4X.o
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
  "___gcov_init", referenced from:
      global constructors keyed to 65535_0_profile_generate_3.c in cc6Pfi4X.o
ld: symbol(s) not found

Last reported revision that worked was r155525 and first reported revision that
failed was r155604.


-- 
           Summary: regression in gcc.dg/profile-generate-3.c
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: howarth at nitro dot med dot uc dot edu
 GCC build triplet: *-apple-darwin*
  GCC host triplet: *-apple-darwin*
GCC target triplet: *-apple-darwin*


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42982