[Python-Dev] Compiler warnings

Wed Feb 1 20:21:58 CET 2006

Tim Peters wrote:
>>It inlines the function to make this determination.
>>> Very cool! Is this a new(ish) behavior?

In 3.4:
http://gcc.gnu.org/gcc-3.4/changes.html
# A new unit-at-a-time compilation scheme for C, Objective-C, C++ and
# Java which is enabled via -funit-at-a-time (and implied by -O2). In
# this scheme a whole file is parsed first and optimized later. The
# following basic inter-procedural optimizations are implemented:
#
# - ...
The actual "might be uninitialized" warning comes from the SSA branch,
which was merged in 4.0, as somebody else pointed out.
Regards,
Martin