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Diffstat (limited to 'documentation/LTO')
| -rw-r--r-- | documentation/LTO | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/documentation/LTO b/documentation/LTO new file mode 100644 index 0000000..6bb3a18 --- /dev/null +++ b/documentation/LTO @@ -0,0 +1,11 @@ +To enable LTO, follow these simple steps: + + Add option -flto to the invocation of compiler. + Add option -flto to the invocation of the linker. Additionally, you need + to add all options from the compiler invocations to the invocation of + the linker. So if you called your compiler with + “-march=i486 -O3 -fno-stack-protector“, + you will need to pass the same options to the linker. + + +Note: LTO performs heavy memory optimizations that break debugging, so we recommend using it only with the release profile, not debugging and develop. |