diff options
author | Tobias Burnus <tobias@codesourcery.com> | 2020-04-08 09:39:43 +0200 |
---|---|---|
committer | Tobias Burnus <tobias@codesourcery.com> | 2020-04-08 09:39:43 +0200 |
commit | 13e41d8b9d3d7598c72c38acc86a3d97046c8373 (patch) | |
tree | 90000a02958e8b0e36e120c7afcc9b6e839b4c04 /gcc/c | |
parent | 38c3017f257484a6739e2fba821d95794f7f175c (diff) |
[C/C++, OpenACC] Reject vars of different scope in acc declare (PR94120)
gcc/c/
PR middle-end/94120
* c-decl.c (c_check_in_current_scope): New function.
* c-tree.h (c_check_in_current_scope): Declare it.
* c-parser.c (c_parser_oacc_declare): Add check that variables
are declared in the same scope as the directive. Fix handling
of namespace vars.
gcc/cp/
PR middle-end/94120
* paser.c (cp_parser_oacc_declare): Add check that variables
are declared in the same scope as the directive.
gcc/testsuite/
PR middle-end/94120
* c-c++-common/goacc/declare-pr94120.c: New.
* g++.dg/declare-pr94120.C: New.
libgomp/testsuite/
PR middle-end/94120
* libgomp.oacc-c++/declare-pr94120.C: New.
Diffstat (limited to 'gcc/c')
-rw-r--r-- | gcc/c/ChangeLog | 9 | ||||
-rw-r--r-- | gcc/c/c-decl.c | 8 | ||||
-rw-r--r-- | gcc/c/c-parser.c | 9 | ||||
-rw-r--r-- | gcc/c/c-tree.h | 1 |
4 files changed, 27 insertions, 0 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index d30d2b02b2e..482a01b307a 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,12 @@ +2020-04-08 Tobias Burnus <tobias@codesourcery.com> + + PR middle-end/94120 + * c-decl.c (c_check_in_current_scope): New function. + * c-tree.h (c_check_in_current_scope): Declare it. + * c-parser.c (c_parser_oacc_declare): Add check that variables + are declared in the same scope as the directive. Fix handling + of namespace vars. + 2020-04-07 Jakub Jelinek <jakub@redhat.com> PR c++/94512 diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index b31d99fcfaf..0b7f4376dd3 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -12041,4 +12041,12 @@ c_check_omp_declare_reduction_r (tree *tp, int *, void *data) return NULL_TREE; } + +bool +c_check_in_current_scope (tree decl) +{ + struct c_binding *b = I_SYMBOL_BINDING (DECL_NAME (decl)); + return b != NULL && B_IN_CURRENT_SCOPE (b); +} + #include "gt-c-c-decl.h" diff --git a/gcc/c/c-parser.c b/gcc/c/c-parser.c index 17a28e97ca0..d1c954cd02a 100644 --- a/gcc/c/c-parser.c +++ b/gcc/c/c-parser.c @@ -16580,6 +16580,15 @@ c_parser_oacc_declare (c_parser *parser) break; } + if (!c_check_in_current_scope (decl)) + { + error_at (loc, + "%qD must be a variable declared in the same scope as " + "%<#pragma acc declare%>", decl); + error = true; + continue; + } + if (lookup_attribute ("omp declare target", DECL_ATTRIBUTES (decl)) || lookup_attribute ("omp declare target link", DECL_ATTRIBUTES (decl))) diff --git a/gcc/c/c-tree.h b/gcc/c/c-tree.h index 2015827dbb1..94668866fa2 100644 --- a/gcc/c/c-tree.h +++ b/gcc/c/c-tree.h @@ -793,6 +793,7 @@ extern tree c_omp_reduction_id (enum tree_code, tree); extern tree c_omp_reduction_decl (tree); extern tree c_omp_reduction_lookup (tree, tree); extern tree c_check_omp_declare_reduction_r (tree *, int *, void *); +extern bool c_check_in_current_scope (tree); extern void c_pushtag (location_t, tree, tree); extern void c_bind (location_t, tree, bool); extern bool tag_exists_p (enum tree_code, tree); |