Public bug reported:
Binary package hint: gcc-4.4
seen with a profiled build (make profile-opt
PROFILE_TASK='$(srcdir)/Lib/test/regrtest.py') building python-3.0rc3 on
i486-linux-gnu. Using pybench as the PROFILE_TASK doesn't show this bug).
gcc -pthread -c -fno-strict-aliasing -DNDEBUG -g -O2 -Wall -Wstrict-prototypes
-fprofile-use -I. -IInclude -I../Include -DPy_BUILD_CORE -o Modules/config.o
Modules/config.c
../Python/thread.c: In function 'PyThread_acquire_lock':
../Python/thread.c:419: error: corrupted profile info: number of executions for
edge 16-3 thought to be -1
../Python/thread.c:419: error: corrupted profile info: number of executions for
edge 16-17 thought to be 5657524
make[3]: *** [Python/thread.o] Error 1
** Affects: gcc
Importance: Unknown
Status: Unknown
** Affects: gcc-4.4 (Ubuntu)
Importance: Undecided
Status: New
** Tags: armel toolchain
** Bug watch added: GCC Bugzilla #38292
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38292
** Also affects: gcc via
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38292
Importance: Unknown
Status: Unknown
** Tags added: armel toolchain
--
[PR38292] corrupted profile info with -O[23] -fprofile-use
https://bugs.launchpad.net/bugs/598462
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