M-Labs/compiler-builtins-zynq
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Update comment to mention where the __FILE__ macro is used.

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This commit is contained in:
Joel Galenson 2019-08-19 15:12:07 -07:00
parent ca423fe49a
commit c8f7928916
1 changed files with 2 additions and 1 deletions
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build.rs
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@ -424,7 +424,8 @@ mod c {
} }
// Support deterministic builds by remapping the __FILE__ prefix if the // Support deterministic builds by remapping the __FILE__ prefix if the
// compiler supports it. // compiler supports it. This fixes the nondeterminism caused by the
// use of that macro in lib/builtins/int_util.h in compiler-rt.
cfg.flag_if_supported(&format!("-ffile-prefix-map={}=.", root.display())); cfg.flag_if_supported(&format!("-ffile-prefix-map={}=.", root.display()));
let src_dir = root.join("lib/builtins"); let src_dir = root.join("lib/builtins");