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authorscottmcm <scottmcm@users.noreply.github.com>2023-08-04 06:22:50 +0000
committerScott McMurray <scottmcm@users.noreply.github.com>2023-08-06 15:47:40 -0700
commit659fabde50c185a4ea62aa333b05e313bea247a0 (patch)
treecfcfa1dee5ed37ab9307fce78e2175ad0e08b719
parent4e958a532b38a0d504457c40982eb02ec8dc0f4e (diff)
downloadrust-659fabde50c185a4ea62aa333b05e313bea247a0.tar.gz
rust-659fabde50c185a4ea62aa333b05e313bea247a0.zip
Apply suggestions from code review
Co-authored-by: Ralf Jung <post@ralfj.de>
-rw-r--r--src/intrinsics/mod.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
index dcb080b9ec1..36e9ba9c7f8 100644
--- a/src/intrinsics/mod.rs
+++ b/src/intrinsics/mod.rs
@@ -1164,6 +1164,7 @@ fn codegen_regular_intrinsic_call<'tcx>(
             let params = vec![AbiParam::new(fx.pointer_type); 3];
             let returns = vec![AbiParam::new(types::I32)];
             let args = &[lhs_ptr, rhs_ptr, bytes_val];
+            // Here we assume that the `memcmp` provided by the target is a NOP for size 0.
             let cmp = fx.lib_call("memcmp", params, returns, args)[0];
             ret.write_cvalue(fx, CValue::by_val(cmp, ret.layout()));
         }