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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:13:23 +0000
commit20431706a863f92cb37dc512fef6e48d192aaf2c (patch)
tree2867f13f5fd5437ba628c67d7f87309ccadcd286 /compiler/rustc_serialize
parentReleasing progress-linux version 1.65.0+dfsg1-2~progress7.99u1. (diff)
downloadrustc-20431706a863f92cb37dc512fef6e48d192aaf2c.tar.xz
rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.zip
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_serialize')
-rw-r--r--compiler/rustc_serialize/src/lib.rs1
-rw-r--r--compiler/rustc_serialize/src/opaque.rs4
2 files changed, 3 insertions, 2 deletions
diff --git a/compiler/rustc_serialize/src/lib.rs b/compiler/rustc_serialize/src/lib.rs
index fa9c7bd54..1f8d2336c 100644
--- a/compiler/rustc_serialize/src/lib.rs
+++ b/compiler/rustc_serialize/src/lib.rs
@@ -14,7 +14,6 @@ Core encoding and decoding interfaces.
#![feature(min_specialization)]
#![feature(core_intrinsics)]
#![feature(maybe_uninit_slice)]
-#![cfg_attr(bootstrap, feature(let_else))]
#![feature(new_uninit)]
#![feature(allocator_api)]
#![cfg_attr(test, feature(test))]
diff --git a/compiler/rustc_serialize/src/opaque.rs b/compiler/rustc_serialize/src/opaque.rs
index 5c17ef6ac..f35cc08f4 100644
--- a/compiler/rustc_serialize/src/opaque.rs
+++ b/compiler/rustc_serialize/src/opaque.rs
@@ -193,7 +193,9 @@ impl FileEncoder {
// shaves an instruction off those code paths (on x86 at least).
assert!(capacity <= usize::MAX - max_leb128_len());
- let file = File::create(path)?;
+ // Create the file for reading and writing, because some encoders do both
+ // (e.g. the metadata encoder when -Zmeta-stats is enabled)
+ let file = File::options().read(true).write(true).create(true).truncate(true).open(path)?;
Ok(FileEncoder {
buf: Box::new_uninit_slice(capacity),