bjoernager/rust
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Don't directly expose coverage::CounterMappingRegion via FFI

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The definition of this struct changes in LLVM 12 due to the addition
of branch coverage support. To avoid future mismatches, declare our
own struct and then convert between them.
This commit is contained in:
Nikita Popov 2021-02-20 16:43:05 +01:00
parent b763d9a40c
commit 1d280b012d
3 changed files with 26 additions and 8 deletions
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4
compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
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@ -162,7 +162,7 @@ pub(crate) fn write_filenames_section_to_buffer<'a>(
pub(crate) fn write_mapping_to_buffer(
virtual_file_mapping: Vec<u32>,
expressions: Vec<CounterExpression>,
mut mapping_regions: Vec<CounterMappingRegion>,
mapping_regions: Vec<CounterMappingRegion>,
buffer: &RustString,
) {
unsafe {
@ -171,7 +171,7 @@ pub(crate) fn write_mapping_to_buffer(
virtual_file_mapping.len() as c_uint,
expressions.as_ptr(),
expressions.len() as c_uint,
mapping_regions.as_mut_ptr(),
mapping_regions.as_ptr(),
mapping_regions.len() as c_uint,
buffer,
);