1 files changed, 52 insertions, 0 deletions

diff --git a/meta/recipes-devtools/python/python/04-default-is-optimized.patch b/meta/recipes-devtools/python/python/04-default-is-optimized.patch
new file mode 100644
index 0000000000..805f4f696c
--- /dev/null
+++ b/meta/recipes-devtools/python/python/04-default-is-optimized.patch
@@ -0,0 +1,52 @@
+# when compiling for an embedded system, we need every bit of
+# performance we can get. default to optimized with the option
+# of opt-out.
+# Signed-Off: Michael 'Mickey' Lauer <mickey@vanille-media.de>
+
+Index: Python-2.6.1/Python/compile.c
+===================================================================
+--- Python-2.6.1.orig/Python/compile.c
++++ Python-2.6.1/Python/compile.c
+@@ -32,7 +32,7 @@
+ #include "symtable.h"
+ #include "opcode.h"
+ 
+-int Py_OptimizeFlag = 0;
++int Py_OptimizeFlag = 1;
+ 
+ #define DEFAULT_BLOCK_SIZE 16
+ #define DEFAULT_BLOCKS 8
+Index: Python-2.6.1/Modules/main.c
+===================================================================
+--- Python-2.6.1.orig/Modules/main.c
++++ Python-2.6.1/Modules/main.c
+@@ -40,7 +40,7 @@ static char **orig_argv;
+ static int  orig_argc;
+ 
+ /* command line options */
+-#define BASE_OPTS "3bBc:dEhiJm:OQ:sStuUvVW:xX?"
++#define BASE_OPTS "3bBc:dEhiJm:NOQ:sStuUvVW:xX?"
+ 
+ #ifndef RISCOS
+ #define PROGRAM_OPTS BASE_OPTS
+@@ -69,8 +69,7 @@ Options and arguments (and corresponding
+ static char *usage_2 = "\
+          if stdin does not appear to be a terminal; also PYTHONINSPECT=x\n\
+ -m mod : run library module as a script (terminates option list)\n\
+--O     : optimize generated bytecode slightly; also PYTHONOPTIMIZE=x\n\
+--OO    : remove doc-strings in addition to the -O optimizations\n\
++-N     : do NOT optimize generated bytecode\n\
+ -Q arg : division options: -Qold (default), -Qwarn, -Qwarnall, -Qnew\n\
+ -s     : don't add user site directory to sys.path; also PYTHONNOUSERSITE\n\
+ -S     : don't imply 'import site' on initialization\n\
+@@ -353,8 +352,8 @@ Py_Main(int argc, char **argv)
+ 
+                /* case 'J': reserved for Jython */
+ 
+-               case 'O':
+-                       Py_OptimizeFlag++;
++               case 'N':
++                       Py_OptimizeFlag=0;
+                        break;
+ 
+                case 'B':