Mercurial > hg > index.cgi
diff Makefile @ 557:b2ee86298516
Reduce default optimization level to -O2
It seems -O3 isn't as reliable as it maybe should be. There is plenty of
information out there indicating that it is more likely to trigger compiler
bugs so setting the default to -O2 instead.
| author | William Astle <lost@l-w.ca> |
|---|---|
| date | Fri, 08 Sep 2023 00:35:11 -0600 |
| parents | 80b21c6b4a6b |
| children |
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--- a/Makefile Fri Sep 08 00:32:40 2023 -0600 +++ b/Makefile Fri Sep 08 00:35:11 2023 -0600 @@ -48,7 +48,12 @@ # snprintf() and friends. I'm using snprintf() precisely to prevent # overflows and I don't care if the string is truncated, so why should # I need to test the return value? Bleeping stupid. -CFLAGS ?= -O3 -Wall -Wno-char-subscripts -Wno-format-truncation + +# -O3 breaks the build on some compiler/system targets so default to +# -O2 which seems okay for now. Ideally identifying what breaks at +# -O3 is indicated, but so far, identifying the specific source of +# the breakage has been problematic. +CFLAGS ?= -O2 -Wno-char-subscripts -Wno-format-truncation MAIN_TARGETS := lwasm/lwasm$(PROGSUFFIX) \ lwlink/lwlink$(PROGSUFFIX) \