diff options
Diffstat (limited to 'platform')
| -rw-r--r-- | platform/android/detect.py | 7 | ||||
| -rw-r--r-- | platform/ios/detect.py | 9 | ||||
| -rw-r--r-- | platform/linuxbsd/detect.py | 4 | ||||
| -rw-r--r-- | platform/macos/detect.py | 9 | ||||
| -rw-r--r-- | platform/web/detect.py | 4 | ||||
| -rw-r--r-- | platform/windows/detect.py | 8 |
6 files changed, 31 insertions, 10 deletions
diff --git a/platform/android/detect.py b/platform/android/detect.py index 1d9bcdd932..a31bba745f 100644 --- a/platform/android/detect.py +++ b/platform/android/detect.py @@ -47,9 +47,6 @@ def get_flags(): return [ ("arch", "arm64"), # Default for convenience. ("tools", False), - # Benefits of LTO for Android (size, performance) haven't been clearly established yet. - # So for now we override the default value which may be set when using `production=yes`. - ("lto", "none"), ] @@ -136,6 +133,10 @@ def configure(env): env.Append(CPPFLAGS=["-UNDEBUG"]) # LTO + + if env["lto"] == "auto": # LTO benefits for Android (size, performance) haven't been clearly established yet. + env["lto"] = "none" + if env["lto"] != "none": if env["lto"] == "thin": env.Append(CCFLAGS=["-flto=thin"]) diff --git a/platform/ios/detect.py b/platform/ios/detect.py index ed7e714c4e..d5e6ee4b46 100644 --- a/platform/ios/detect.py +++ b/platform/ios/detect.py @@ -39,9 +39,6 @@ def get_flags(): ("arch", "arm64"), # Default for convenience. ("tools", False), ("use_volk", False), - # Disable by default even if production is set, as it makes linking in Xcode - # on exports very slow and that's not what most users expect. - ("lto", "none"), ] @@ -73,7 +70,11 @@ def configure(env): env.Append(CCFLAGS=["-gdwarf-2", "-O0"]) env.Append(CPPDEFINES=["_DEBUG", ("DEBUG", 1)]) - # LTO + ## LTO + + if env["lto"] == "auto": # Disable by default as it makes linking in Xcode very slow. + env["lto"] = "none" + if env["lto"] != "none": if env["lto"] == "thin": env.Append(CCFLAGS=["-flto=thin"]) diff --git a/platform/linuxbsd/detect.py b/platform/linuxbsd/detect.py index 36644d5f29..12d2432eea 100644 --- a/platform/linuxbsd/detect.py +++ b/platform/linuxbsd/detect.py @@ -171,6 +171,10 @@ def configure(env): env.Append(LINKFLAGS=["-fsanitize=memory"]) # LTO + + if env["lto"] == "auto": # Full LTO for production. + env["lto"] = "full" + if env["lto"] != "none": if env["lto"] == "thin": if not env["use_llvm"]: diff --git a/platform/macos/detect.py b/platform/macos/detect.py index bcf4776609..834ac935d8 100644 --- a/platform/macos/detect.py +++ b/platform/macos/detect.py @@ -40,9 +40,6 @@ def get_flags(): return [ ("arch", detect_arch()), ("use_volk", False), - # Benefits of LTO for macOS (size, performance) haven't been clearly established yet. - # So for now we override the default value which may be set when using `production=yes`. - ("lto", "none"), ] @@ -170,6 +167,10 @@ def configure(env): env["AS"] = basecmd + "as" # LTO + + if env["lto"] == "auto": # LTO benefits for macOS (size, performance) haven't been clearly established yet. + env["lto"] = "none" + if env["lto"] != "none": if env["lto"] == "thin": env.Append(CCFLAGS=["-flto=thin"]) @@ -178,6 +179,8 @@ def configure(env): env.Append(CCFLAGS=["-flto"]) env.Append(LINKFLAGS=["-flto"]) + # Sanitizers + if env["use_ubsan"] or env["use_asan"] or env["use_tsan"]: env.extra_suffix += ".san" env.Append(CCFLAGS=["-DSANITIZERS_ENABLED"]) diff --git a/platform/web/detect.py b/platform/web/detect.py index 08f964db92..9cce73efc4 100644 --- a/platform/web/detect.py +++ b/platform/web/detect.py @@ -109,6 +109,10 @@ def configure(env): env["ENV"] = os.environ # LTO + + if env["lto"] == "auto": # Full LTO for production. + env["lto"] = "full" + if env["lto"] != "none": if env["lto"] == "thin": env.Append(CCFLAGS=["-flto=thin"]) diff --git a/platform/windows/detect.py b/platform/windows/detect.py index e6e1874fc0..52a959b34a 100644 --- a/platform/windows/detect.py +++ b/platform/windows/detect.py @@ -448,6 +448,9 @@ def configure_msvc(env, vcvars_msvc_config): ## LTO + if env["lto"] == "auto": # No LTO by default for MSVC, doesn't help. + env["lto"] = "none" + if env["lto"] != "none": if env["lto"] == "thin": print("ThinLTO is only compatible with LLVM, use `use_llvm=yes` or `lto=full`.") @@ -564,6 +567,11 @@ def configure_mingw(env): if try_cmd("gcc-ranlib --version", env["mingw_prefix"], env["arch"]): env["RANLIB"] = mingw_bin_prefix + "gcc-ranlib" + ## LTO + + if env["lto"] == "auto": # Full LTO for production with MinGW. + env["lto"] = "full" + if env["lto"] != "none": if env["lto"] == "thin": if not env["use_llvm"]: |