Build benchmark library with -O2 to inline instrumentation hooks

2026-09-02 02:56:01 +00:00 · 2026-03-16 22:08:22 -10:00
parent ea5f62f030
commit 93991317c4
1 changed files with 3 additions and 0 deletions
@@ -134,6 +134,9 @@ def _write_library_json(
                f"-I{core_include}",
                f"-I{hooks_include}",
                # google benchmark build flags
+                # -O2 is critical: without it, instrument_hooks_start_benchmark_inline
+                # doesn't get inlined and shows up as overhead in profiles
+                "-O2",
                "-DNDEBUG",
                "-DHAVE_STD_REGEX",
                "-DHAVE_STEADY_CLOCK",