Bump and rebuild for new gcc. (#2017782)

Annocheck: Add test for multibyte characters in symbol names. (#2009282)

Fix AArch64 checks in annobin plugin. (#1873416)
gcc plugin: Detect any attempt to access the global_options array.
gcc plugin: Do not complain about missing pre-processor options when examining a preprocessed input file. (#1862718)
Use more robust checks for AArch64 options.
Detect CLANG compiled assembler that is missing IBT support.
Improved target pointer size discovery.
Add support for installing clang and llvm plugins.
Temporary suppression of aarch64 pointer size check. (#1860549)

Annocheck: Do not skip tests of the short-enums notes. (#1743635)
Add (optional) llvm plugin.

Fix the computations of ANNOBIN_GCC_PLUGIN_DIR and ANNOBIN_CLANG_PLUGIN_DIR.

NVR bump to allow rebuild.

Initial check-in for scl-gcc-toolset-10 branch. (#1817171)
Fix stack clash protection problem. (#1803173)

Annobin: Fall back on using the flags if the option cannot be found in cl_options. (#1817659)

Annocheck: Detect Fortran compiled programs. (#1824393)

Annobin: If option name mismatch occurs, seach for the real option. (#1817452)

Annocheck: Fix a division by zero error when parsing GO binaries. (#1818863)

Annobin: Fix access to the -flto and -fsanitize flags.

Annobin: Use offsets stored in gcc's cl_option structure to access the global_options array, thus removing the need to check for changes in the size of this structure.

NVR bump to allow rebuilding against new gcc.

Rename gcc plugin directory to gcc-plugin.
Stop annocheck from complaining about missing options when the binary has been built in a mixed environment.

And again, this time with annotation enabled. (#1810941)