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| author | Gary Guo <gary@garyguo.net> | 2021-08-10 11:50:33 +0100 |
|---|---|---|
| committer | Gary Guo <gary@garyguo.net> | 2021-08-12 16:16:57 +0100 |
| commit | 1fb1643129f9ac6a63bddf04d69e28632615c0df (patch) | |
| tree | aa035ac611fae3e47bacef57441174539f7bedc0 /src/test | |
| parent | ae90dcf0207c57c3034f00b07048d63f8b2363c8 (diff) | |
| download | rust-1fb1643129f9ac6a63bddf04d69e28632615c0df.tar.gz rust-1fb1643129f9ac6a63bddf04d69e28632615c0df.zip | |
Implement `black_box` using intrinsic
The new implementation allows some `memcpy`s to be optimized away, so the uninit value in ui/sanitize/memory.rs is constructed directly onto the return place. Therefore the sanitizer now says that the value is allocated by `main` rather than `random`.
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/ui/sanitize/memory.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/test/ui/sanitize/memory.rs b/src/test/ui/sanitize/memory.rs index 48a482a13aa..b53f19a5b01 100644 --- a/src/test/ui/sanitize/memory.rs +++ b/src/test/ui/sanitize/memory.rs @@ -6,7 +6,7 @@ // run-fail // error-pattern: MemorySanitizer: use-of-uninitialized-value // error-pattern: Uninitialized value was created by an allocation -// error-pattern: in the stack frame of function 'random' +// error-pattern: in the stack frame of function 'main' // // This test case intentionally limits the usage of the std, // since it will be linked with an uninstrumented version of it. |