RFR: 8262744: Formatter '%g' conversion uses wrong format for BigDecimal rounding up to limits [v3]

[Ian Graves]

> This fixes a bug where the formatting code for `%g` flags incorrectly tries to round `BigDecimal` after determining whether it should be a decimal numeric format or a scientific numeric format. The solution rounds before determining the correct format.

Ian Graves has updated the pull request incrementally with one additional commit since the last revision:

  Inlining some single use variables

-------------

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3363/files
  - new: https://git.openjdk.java.net/jdk/pull/3363/files/cf40421e..45522605

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3363&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3363&range=01-02

  Stats: 4 lines in 1 file changed: 0 ins; 2 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3363.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3363/head:pull/3363

PR: https://git.openjdk.java.net/jdk/pull/3363