After a css live reload we noticed that source maps did update and line numbers shown in the style inspector where correct but the source files did not change. A quick close and open of the inspector seems to fix the issue.
Tested on Chrome:
- 47.0.2526.73 (64-bit): Has the problem
- 47.0.2526.73 beta (64-bit): Has the problem
- 49.0.2579.0 canary (64-bit): Works sometimes
Using ember-cli on Beta:
Using webpack on Beta:
Using webpack on Canary: