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Document what -O4/-O5 are actually doing (-O3)

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David Nadlinger 2016-05-22 19:21:55 +01:00
parent 339d875327
commit ab96e1d166
1 changed files with 2 additions and 2 deletions
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4
gen/optimizer.cpp
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@ -48,8 +48,8 @@ static cl::opt<signed char> optimizeLevel(
clEnumValN(1, "O1", "Simple optimizations"),
clEnumValN(2, "O2", "Good optimizations"),
clEnumValN(3, "O3", "Aggressive optimizations"),
clEnumValN(4, "O4", "Link-time optimization"), // Not implemented yet.
clEnumValN(5, "O5", "Link-time optimization"), // Not implemented yet.
clEnumValN(4, "O4", "Equivalent to -O3"), // Not implemented yet.
clEnumValN(5, "O5", "Equivalent to -O3"), // Not implemented yet.
clEnumValN(-1, "Os", "Like -O2 with extra optimizations for size"),
clEnumValN(-2, "Oz", "Like -Os but reduces code size further"),
clEnumValEnd),