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| author | Eric Botcazou <ebotcazou@adacore.com> | 2019-08-22 17:31:02 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2019-08-22 17:31:02 +0000 |
| commit | db376f458e0702a731fc13a62fee5485dca223fe (patch) | |
| tree | 135da187fcbccffdbb6f1cb7c51166f3ce5d2cb0 /gcc/c | |
| parent | 943766d37ae4131aa6cbf9e0b2a660ffea3482a8 (diff) | |
| download | gcc-db376f458e0702a731fc13a62fee5485dca223fe.zip gcc-db376f458e0702a731fc13a62fee5485dca223fe.tar.gz gcc-db376f458e0702a731fc13a62fee5485dca223fe.tar.bz2 | |
c-parser.c (c_parser_declaration_or_fndef): Set DECL_ARGUMENTS of a FUNCTION_DECL to the right value in the presence of...
* c-parser.c (c_parser_declaration_or_fndef): Set DECL_ARGUMENTS of a
FUNCTION_DECL to the right value in the presence of nested declarators.
From-SVN: r274828
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c/c-parser.c | 35 |
2 files changed, 38 insertions, 2 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 4d2897e..0b3dc74 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,8 @@ +2019-08-22 Eric Botcazou <ebotcazou@adacore.com> + + * c-parser.c (c_parser_declaration_or_fndef): Set DECL_ARGUMENTS of a + FUNCTION_DECL to the right value in the presence of nested declarators. + 2019-08-13 Richard Sandiford <richard.sandiford@arm.com> PR middle-end/91421 diff --git a/gcc/c/c-parser.c b/gcc/c/c-parser.c index 81919a8..7397f53 100644 --- a/gcc/c/c-parser.c +++ b/gcc/c/c-parser.c @@ -2161,10 +2161,41 @@ c_parser_declaration_or_fndef (c_parser *parser, bool fndef_ok, all_prefix_attrs)); if (d && TREE_CODE (d) == FUNCTION_DECL - && declarator->kind == cdk_function && DECL_ARGUMENTS (d) == NULL_TREE && DECL_INITIAL (d) == NULL_TREE) - DECL_ARGUMENTS (d) = declarator->u.arg_info->parms; + { + /* Find the innermost declarator that is neither cdk_id + nor cdk_attrs. */ + const struct c_declarator *decl = declarator; + const struct c_declarator *last_non_id_attrs = NULL; + + while (decl) + switch (decl->kind) + { + case cdk_array: + case cdk_function: + case cdk_pointer: + last_non_id_attrs = decl; + decl = decl->declarator; + break; + + case cdk_attrs: + decl = decl->declarator; + break; + + case cdk_id: + decl = 0; + break; + + default: + gcc_unreachable (); + } + + /* If it exists and is cdk_function, use its parameters. */ + if (last_non_id_attrs + && last_non_id_attrs->kind == cdk_function) + DECL_ARGUMENTS (d) = last_non_id_attrs->u.arg_info->parms; + } if (omp_declare_simd_clauses.exists ()) { tree parms = NULL_TREE; |