git: openjdk/jdk: 8301308: Remove version conditionalization for gcc/clang PRAGMA_DIAG_PUSH/POP

[Julian Waters]

Changeset: 3d77e217
Author:    Julian Waters <jwaters at openjdk.org>
Date:      2023-03-15 13:34:48 +0000
URL:       https://git.openjdk.org/jdk/commit/3d77e217b2b97d2c290c50c4dc55987ecc13eb79

8301308: Remove version conditionalization for gcc/clang PRAGMA_DIAG_PUSH/POP

Reviewed-by: kbarrett, dholmes

! src/hotspot/share/utilities/compilerWarnings_gcc.hpp