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This directory contains scripts that are used for identifying the

This directory contains scripts that are used for identifying the

patch that introduced a regression.  General information about such

patch that introduced a regression.  General information about such

searches is covered in http://gcc.gnu.org/bugs/reghunt.html.

searches is covered in http://gcc.gnu.org/bugs/reghunt.html.

  reg_search searches for a small time interval within a range of

  reg_search searches for a small time interval within a range of

  dates in which results for a test changed, using a binary search.

  dates in which results for a test changed, using a binary search.

  The functionality for getting sources, building the component to

  The functionality for getting sources, building the component to

  test, and running the test are in other scripts that are run from

  test, and running the test are in other scripts that are run from

  here.

  here.

  reg_periodic invokes separate tools (the same scripts invoked by

  reg_periodic invokes separate tools (the same scripts invoked by

  reg_search) over a range of dates at specified intervals.

  reg_search) over a range of dates at specified intervals.

  reg_test_template shows the format for the script that runs a test

  reg_test_template shows the format for the script that runs a test

  and determines whether to continue the search with a later or

  and determines whether to continue the search with a later or

  earlier date.

  earlier date.