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Diffstat (limited to 'gcc/java/gcj.texi')
| -rw-r--r-- | gcc/java/gcj.texi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/java/gcj.texi b/gcc/java/gcj.texi index 00ac9f7..46b0899 100644 --- a/gcc/java/gcj.texi +++ b/gcc/java/gcj.texi @@ -607,6 +607,13 @@ On some systems it's necessary to insert inline checks whenever accessing an object via a reference. On other systems you won't need this because null pointer accesses are caught automatically by the processor. + +@item -fuse-atomic-builtins +On some systems, gcc can generate code for built-in atomic operations. +Use this option to force gcj to use these builtins when compiling Java +code. Where this capability is present it should be automatically +detected, so you won't usually need to use this option. + @end table @c man end |