From ef04e3921e25e1a434585ca2ae26dd0ca1ae1b1b Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Wed, 28 Nov 2007 19:38:35 +0000 Subject: From Craig Silverstein: Fix up comments. --- gold/dwarf_reader.cc | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'gold') diff --git a/gold/dwarf_reader.cc b/gold/dwarf_reader.cc index f3a50c6..efded0e 100644 --- a/gold/dwarf_reader.cc +++ b/gold/dwarf_reader.cc @@ -643,19 +643,19 @@ offset_to_iterator(const std::vector* offsets, // {offset = 5793, header_num = 1, file_num = 1, line_num = 67}, // 15 // {offset = 5793, header_num = 1, file_num = 1, line_num = -1}, // 16 // {offset = 5795, header_num = 1, file_num = 1, line_num = 68}, // 17 - // {offset = 5798, header_num = 1, file_num = 1, line_num = -1}, // 16 + // {offset = 5798, header_num = 1, file_num = 1, line_num = -1}, // 18 // The entries with line_num == -1 mark the end of a function: the // associated offset is one past the last instruction in the // function. This can correspond to the beginning of the next // function (as is true for offset 3232); alternately, there can be // a gap between the end of one function and the start of the next - // (as is true for the rest, most notably from 3236->5764). + // (as is true for some others, most obviously from 3236->5764). // // Case 1: lookup_key has offset == 10. lower_bound returns // offsets[0]. Since it's not an exact match and we're - // at the beginning of offsets, we return NULL. + // at the beginning of offsets, we return end() (invalid). // Case 2: lookup_key has offset 10000. lower_bound returns - // offset[17] (end()). We return NULL. + // offset[19] (end()). We return end() (invalid). // Case 3: lookup_key has offset == 3211. lower_bound matches // offsets[0] exactly, and that's the entry we return. // Case 4: lookup_key has offset == 3232. lower_bound returns @@ -672,7 +672,7 @@ offset_to_iterator(const std::vector* offsets, // offsets[8]. Since it's not an exact match, we back // up to offsets[7]. Since offsets[7] indicates // end-of-function, we know lookup_key is between - // functions, so we return NULL (not a valid offset). + // functions, so we return end() (not a valid offset). // Case 7: lookup_key has offset == 5794. lower_bound returns // offsets[17]. Since it's not an exact match, we back // up to offsets[15]. Note we back up to the *first* -- cgit v1.1