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Diffstat (limited to 'gcc/doc/generic.texi')
| -rw-r--r-- | gcc/doc/generic.texi | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/doc/generic.texi b/gcc/doc/generic.texi index 3f9bddd..c8d6ef0 100644 --- a/gcc/doc/generic.texi +++ b/gcc/doc/generic.texi @@ -2488,6 +2488,20 @@ In some cases, @code{OMP_CONTINUE} is placed right before occur right after the looping body, it will be emitted between @code{OMP_CONTINUE} and @code{OMP_RETURN}. +@item OMP_STRUCTURED_BLOCK + +This is another statement that doesn't correspond to an OpenMP directive. +It is used to mark sections of code in another directive that must +be structured block sequences, in particular for sequences of intervening code +in the body of an @code{OMP_FOR}. It is not necessary to use this when the +entire body of a directive is required to be a structured block sequence, +since that is implicit in the representation of the corresponding node. + +This tree node is used only to allow error checking transfers of control +in/out of the structured block sequence after gimplification. +It has a single operand (@code{OMP_STRUCTURED_BLOCK_BODY}) that is +the code within the structured block sequence. + @item OMP_ATOMIC Represents @code{#pragma omp atomic}. |