From efb7c51024ccad9df293e6caf134d78b3d00cf89 Mon Sep 17 00:00:00 2001 From: Matthias Kretz Date: Fri, 16 Jul 2021 10:46:24 +0200 Subject: c-family: Add __builtin_assoc_barrier New builtin to enable explicit use of PAREN_EXPR in C & C++ code. Signed-off-by: Matthias Kretz gcc/testsuite/ChangeLog: * c-c++-common/builtin-assoc-barrier-1.c: New test. gcc/cp/ChangeLog: * constexpr.c (cxx_eval_constant_expression): Handle PAREN_EXPR via cxx_eval_constant_expression. * cp-objcp-common.c (names_builtin_p): Handle RID_BUILTIN_ASSOC_BARRIER. * cp-tree.h: Adjust TREE_LANG_FLAG documentation to include PAREN_EXPR in REF_PARENTHESIZED_P. (REF_PARENTHESIZED_P): Add PAREN_EXPR. * parser.c (cp_parser_postfix_expression): Handle RID_BUILTIN_ASSOC_BARRIER. * pt.c (tsubst_copy_and_build): If the PAREN_EXPR is not a parenthesized initializer, build a new PAREN_EXPR. * semantics.c (force_paren_expr): Simplify conditionals. Set REF_PARENTHESIZED_P on PAREN_EXPR. (maybe_undo_parenthesized_ref): Test PAREN_EXPR for REF_PARENTHESIZED_P. gcc/c-family/ChangeLog: * c-common.c (c_common_reswords): Add __builtin_assoc_barrier. * c-common.h (enum rid): Add RID_BUILTIN_ASSOC_BARRIER. gcc/c/ChangeLog: * c-decl.c (names_builtin_p): Handle RID_BUILTIN_ASSOC_BARRIER. * c-parser.c (c_parser_postfix_expression): Likewise. gcc/ChangeLog: * doc/extend.texi: Document __builtin_assoc_barrier. --- gcc/c/c-decl.c | 1 + 1 file changed, 1 insertion(+) (limited to 'gcc/c/c-decl.c') diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index 63d806a..3e28a03 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -10621,6 +10621,7 @@ names_builtin_p (const char *name) case RID_BUILTIN_HAS_ATTRIBUTE: case RID_BUILTIN_SHUFFLE: case RID_BUILTIN_SHUFFLEVECTOR: + case RID_BUILTIN_ASSOC_BARRIER: case RID_CHOOSE_EXPR: case RID_OFFSETOF: case RID_TYPES_COMPATIBLE_P: -- cgit v1.1