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| author | Matthew Jasper <mjjasper1@gmail.com> | 2023-05-21 20:23:27 +0100 |
|---|---|---|
| committer | Arthur Cohen <arthur.cohen@embecosm.com> | 2024-01-16 18:37:21 +0100 |
| commit | 7e96bfe42867757c35069f2c18abc92c41af0e6b (patch) | |
| tree | 9042f22fd969089c2b11d37619950976a029abfb /gcc | |
| parent | 014dd0304d9d2f0f32a390226470be4a876e903c (diff) | |
| download | gcc-7e96bfe42867757c35069f2c18abc92c41af0e6b.zip gcc-7e96bfe42867757c35069f2c18abc92c41af0e6b.tar.gz gcc-7e96bfe42867757c35069f2c18abc92c41af0e6b.tar.bz2 | |
gccrs: Only check first item of cfg_attr attribute as predicate
In #[cfg_attr(A, B, C(D))], only A is a predicate.
gcc/rust/ChangeLog:
* ast/rust-ast.cc (Attribute::check_cfg_predicate):
Only check first item as a predicate.
gcc/testsuite/ChangeLog:
* rust/compile/cfg-attr.rs: New test.
Signed-off-by: Matthew Jasper <mjjasper1@gmail.com>
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/rust/ast/rust-ast.cc | 3 | ||||
| -rw-r--r-- | gcc/testsuite/rust/compile/cfg-attr.rs | 7 |
2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/rust/ast/rust-ast.cc b/gcc/rust/ast/rust-ast.cc index 55b21d3..d2550b0 100644 --- a/gcc/rust/ast/rust-ast.cc +++ b/gcc/rust/ast/rust-ast.cc @@ -4183,7 +4183,8 @@ Attribute::check_cfg_predicate (const Session &session) const if (!is_parsed_to_meta_item ()) return false; - return attr_input->check_cfg_predicate (session); + auto &meta_item = static_cast<AttrInputMetaItemContainer &> (*attr_input); + return meta_item.get_items ().front ()->check_cfg_predicate (session); } std::vector<Attribute> diff --git a/gcc/testsuite/rust/compile/cfg-attr.rs b/gcc/testsuite/rust/compile/cfg-attr.rs new file mode 100644 index 0000000..137ed2c --- /dev/null +++ b/gcc/testsuite/rust/compile/cfg-attr.rs @@ -0,0 +1,7 @@ +// { dg-additional-options "-w -frust-cfg=A" } +#![cfg_attr(not(B), allow(dead_code))] +#![cfg_attr(A, allow(while_true))] + +#[cfg_attr(not(B), allow(deprecated))] +#[cfg_attr(A, allow(drop_bounds))] +fn main() { } |