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| -rw-r--r-- | src/bootstrap/bootstrap.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/bootstrap/bootstrap.py b/src/bootstrap/bootstrap.py index 4af97b2f466..1a1125a107f 100644 --- a/src/bootstrap/bootstrap.py +++ b/src/bootstrap/bootstrap.py @@ -954,6 +954,13 @@ class RustBuild(object): if deny_warnings: env["RUSTFLAGS"] += " -Dwarnings" + # Add RUSTFLAGS_BOOTSTRAP to RUSTFLAGS for bootstrap compilation. + # Note that RUSTFLAGS_BOOTSTRAP should always be added to the end of + # RUSTFLAGS to be actually effective (e.g., if we have `-Dwarnings` in + # RUSTFLAGS, passing `-Awarnings` from RUSTFLAGS_BOOTSTRAP should override it). + if "RUSTFLAGS_BOOTSTRAP" in env: + env["RUSTFLAGS"] += " " + env["RUSTFLAGS_BOOTSTRAP"] + env["PATH"] = os.path.join(self.bin_root(), "bin") + \ os.pathsep + env["PATH"] if not os.path.isfile(self.cargo()): |