Add options for enabling overflow checks in rustc and std.

The options are `overflow-checks` and `overflow-checks-std`
defaulting to false.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/bootstrap/configure.py b/src/bootstrap/configure.py
index a1941efb562..fd148d14478 100755
--- a/src/bootstrap/configure.py
+++ b/src/bootstrap/configure.py
@@ -75,6 +75,7 @@ o("optimize-llvm", "llvm.optimize", "build optimized LLVM")
 o("llvm-assertions", "llvm.assertions", "build LLVM with assertions")
 o("llvm-plugins", "llvm.plugins", "build LLVM with plugin interface")
 o("debug-assertions", "rust.debug-assertions", "build with debugging assertions")
+o("overflow-checks", "rust.overflow-checks", "build with overflow checks")
 o("llvm-release-debuginfo", "llvm.release-debuginfo", "build LLVM with debugger metadata")
 v("debuginfo-level", "rust.debuginfo-level", "debuginfo level for Rust code")
 v("debuginfo-level-rustc", "rust.debuginfo-level-rustc", "debuginfo level for the compiler")