[Python-Dev] Compiler warnings (original) (raw)

"Martin v. Löwis" martin at v.loewis.de
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

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