> There are two versions of JVMFlagAccess::ccstrAtPut() for modifying JVM flags > of the ccstr type (i.e., strings). > > - One version requires the caller to free the old value, but some callers > don't do that (writeableFlags.cpp). > - The other version frees the old value on behalf of the caller. However, > this version is accessible only via FLAG_SET_XXX macros and is currently > unused. So it's unclear whether it actually works. > > We should combine these two versions into a single function, fix problems in > the callers, and add test cases. The old value should be freed automatically, > because typically the caller isn't interested in the old value. > > Note that the FLAG_SET_XXX macros do not return the old value. Requiring the > caller of FLAG_SET_XXX to free the old value would be tedious and error prone.
Ioi Lam has updated the pull request incrementally with one additional commit since the last revision: Revert "relax flag attributions (ala JDK-7123237)" This reverts commit 673aaafc4860dd7f70a3f222422ae84e85fd4219. ------------- Changes: - all: https://git.openjdk.java.net/jdk/pull/3254/files - new: https://git.openjdk.java.net/jdk/pull/3254/files/673aaafc..2a5e2b19 Webrevs: - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3254&range=02 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3254&range=01-02 Stats: 37 lines in 4 files changed: 36 ins; 0 del; 1 mod Patch: https://git.openjdk.java.net/jdk/pull/3254.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/3254/head:pull/3254 PR: https://git.openjdk.java.net/jdk/pull/3254
