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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/incremental/hashes/panic_exprs.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/incremental/hashes/panic_exprs.rs')
-rw-r--r-- | tests/incremental/hashes/panic_exprs.rs | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/tests/incremental/hashes/panic_exprs.rs b/tests/incremental/hashes/panic_exprs.rs new file mode 100644 index 000000000..37d10d922 --- /dev/null +++ b/tests/incremental/hashes/panic_exprs.rs @@ -0,0 +1,151 @@ +// This test case tests the incremental compilation hash (ICH) implementation +// for exprs that can panic at runtime (e.g., because of bounds checking). For +// these expressions an error message containing their source location is +// generated, so their hash must always depend on their location in the source +// code, not just when debuginfo is enabled. + +// The general pattern followed here is: Change one thing between rev1 and rev2 +// and make sure that the hash has changed, then change nothing between rev2 and +// rev3 and make sure that the hash has not changed. + +// build-pass (FIXME(62277): could be check-pass?) +// revisions: cfail1 cfail2 cfail3 +// compile-flags: -Z query-dep-graph -C debug-assertions -O + +#![allow(warnings)] +#![feature(rustc_attrs)] +#![crate_type="rlib"] + + +// Indexing expression +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn indexing(slice: &[u8]) -> u8 { + #[cfg(cfail1)] + { + slice[100] + } + #[cfg(not(cfail1))] + { + slice[100] + } +} + + +// Arithmetic overflow plus +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn arithmetic_overflow_plus(val: i32) -> i32 { + #[cfg(cfail1)] + { + val + 1 + } + #[cfg(not(cfail1))] + { + val + 1 + } +} + + +// Arithmetic overflow minus +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn arithmetic_overflow_minus(val: i32) -> i32 { + #[cfg(cfail1)] + { + val - 1 + } + #[cfg(not(cfail1))] + { + val - 1 + } +} + + +// Arithmetic overflow mult +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn arithmetic_overflow_mult(val: i32) -> i32 { + #[cfg(cfail1)] + { + val * 2 + } + #[cfg(not(cfail1))] + { + val * 2 + } +} + + +// Arithmetic overflow negation +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn arithmetic_overflow_negation(val: i32) -> i32 { + #[cfg(cfail1)] + { + -val + } + #[cfg(not(cfail1))] + { + -val + } +} + + +// Division by zero +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn division_by_zero(val: i32) -> i32 { + #[cfg(cfail1)] + { + 2 / val + } + #[cfg(not(cfail1))] + { + 2 / val + } +} + +// Division by zero +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn mod_by_zero(val: i32) -> i32 { + #[cfg(cfail1)] + { + 2 % val + } + #[cfg(not(cfail1))] + { + 2 % val + } +} + + +// shift left +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn shift_left(val: i32, shift: usize) -> i32 { + #[cfg(cfail1)] + { + val << shift + } + #[cfg(not(cfail1))] + { + val << shift + } +} + + +// shift right +#[rustc_clean(cfg="cfail2", except="hir_owner_nodes,optimized_mir")] +#[rustc_clean(cfg="cfail3")] +pub fn shift_right(val: i32, shift: usize) -> i32 { + #[cfg(cfail1)] + { + val >> shift + } + #[cfg(not(cfail1))] + { + val >> shift + } +} |