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SCons: Remove MD5-timestamp and implicit cache optimizations 

They haven't really helped save much time on incremental rebuilds, and they do
cause potential issues with build correctness (and possibly even one of the cause
for overly eager incremental rebuilds).
This commit is contained in:
Rémi Verschelde 2021-10-15 09:43:23 +02:00
parent 027d1f1551
commit 0433d0f54d
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1 changed files with 0 additions and 10 deletions
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SConstruct
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@ -314,16 +314,6 @@ if env_base["use_precise_math_checks"]:
if env_base["target"] == "debug":
env_base.Append(CPPDEFINES=["DEBUG_MEMORY_ALLOC", "DISABLE_FORCED_INLINE"])
# The two options below speed up incremental builds, but reduce the certainty that all files
# will properly be rebuilt. As such, we only enable them for debug (dev) builds, not release.
# To decide whether to rebuild a file, use the MD5 sum only if the timestamp has changed.
# https://scons.org/doc/production/HTML/scons-user/ch06.html#idm139837621851792
env_base.Decider("MD5-timestamp")
# Use cached implicit dependencies by default. Can be overridden by specifying `--implicit-deps-changed` in the command line.
# https://scons.org/doc/production/HTML/scons-user/ch06s04.html
env_base.SetOption("implicit_cache", 1)
if env_base["no_editor_splash"]:
env_base.Append(CPPDEFINES=["NO_EDITOR_SPLASH"])