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Fix use after drop in self-profile with llvm events

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This commit is contained in:
Andreas Jonson 2021-09-29 22:58:33 +02:00
parent 50f9f7810c
commit d90934ce87
1 changed files with 6 additions and 4 deletions
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10
compiler/rustc_codegen_llvm/src/back/write.rs
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@ -405,13 +405,15 @@ pub(crate) unsafe fn optimize_with_new_llvm_pass_manager(
None
};
let llvm_selfprofiler = if cgcx.prof.llvm_recording_enabled() {
let mut llvm_profiler = LlvmSelfProfiler::new(cgcx.prof.get_self_profiler().unwrap());
&mut llvm_profiler as *mut _ as *mut c_void
let mut llvm_profiler = if cgcx.prof.llvm_recording_enabled() {
Some(LlvmSelfProfiler::new(cgcx.prof.get_self_profiler().unwrap()))
} else {
std::ptr::null_mut()
None
};
let llvm_selfprofiler =
llvm_profiler.as_mut().map(|s| s as *mut _ as *mut c_void).unwrap_or(std::ptr::null_mut());
let extra_passes = config.passes.join(",");
// FIXME: NewPM doesn't provide a facility to pass custom InlineParams.