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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs')
-rw-r--r--src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs b/src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs
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+++ b/src/test/ui/const-generics/generic_const_exprs/dependence_lint.rs
@@ -0,0 +1,25 @@
+// revisions: full gce
+
+#![cfg_attr(gce, feature(generic_const_exprs))]
+#![allow(incomplete_features)]
+
+use std::mem::size_of;
+
+fn foo<T>() {
+ [0; size_of::<*mut T>()]; // lint on stable, error with `generic_const_exprs`
+ //[gce]~^ ERROR unconstrained
+ //[full]~^^ WARNING cannot use constants
+ //[full]~| WARNING this was previously accepted
+ let _: [u8; size_of::<*mut T>()]; // error on stable, error with gce
+ //[full]~^ ERROR generic parameters may not be used
+ //[gce]~^^ ERROR unconstrained generic
+ [0; if false { size_of::<T>() } else { 3 }]; // lint on stable, error with gce
+ //[gce]~^ ERROR overly complex
+ //[full]~^^ WARNING cannot use constants
+ //[full]~| WARNING this was previously accepted
+ let _: [u8; if true { size_of::<T>() } else { 3 }]; // error on stable, error with gce
+ //[full]~^ ERROR generic parameters may not be used
+ //[gce]~^^ ERROR overly complex
+}
+
+fn main() {}