Dylan DPC 62c0579116
Rollup merge of #69357 - tmiasko:debuginfo-column, r=michaelwoerister
Emit 1-based column numbers in debuginfo

* Use byte offsets instead of char position offsets. Resolves #67360.
* Use 1-based offsets instead of 0-based ones. Resolves #65437.
* Consistently omit column information for msvc targets, matching clang behaviour (previously columns have been omitted from `DILocation`, but not from `DILexicalBlock`).
2020-03-15 02:44:13 +01:00
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