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rustc_codegen_llvm: use safe mutable references for output parameters.

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This commit is contained in:
Irina Popa 2018-07-13 15:27:55 +03:00
parent c1eeb69ce8
commit 92af9694b9
2 changed files with 12 additions and 12 deletions
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4
src/librustc_codegen_llvm/common.rs
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@ -273,7 +273,7 @@ pub fn const_get_real(v: &'ll Value) -> Option<(f64, bool)> {
unsafe {
if is_const_real(v) {
let mut loses_info: llvm::Bool = ::std::mem::uninitialized();
let r = llvm::LLVMConstRealGetDouble(v, &mut loses_info as *mut llvm::Bool);
let r = llvm::LLVMConstRealGetDouble(v, &mut loses_info);
let loses_info = if loses_info == 1 { true } else { false };
Some((r, loses_info))
} else {
@ -311,7 +311,7 @@ pub fn const_to_opt_u128(v: &'ll Value, sign_ext: bool) -> Option<u128> {
if is_const_integral(v) {
let (mut lo, mut hi) = (0u64, 0u64);
let success = llvm::LLVMRustConstInt128Get(v, sign_ext,
&mut hi as *mut u64, &mut lo as *mut u64);
&mut hi, &mut lo);
if success {
Some(hi_lo_to_u128(lo, hi))
} else {