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authorvan Hauser <vh@thc.org>2020-04-06 13:33:49 +0200
committervan Hauser <vh@thc.org>2020-04-09 10:23:37 +0200
commitccbcb5c8d3e8cee8fbab49025429a8b7b7a4ee52 (patch)
tree245765666a782044c6015d7c8774d89bc8eba210 /llvm_mode/README.ngram.md
parent2f172d6c5a200184ab0bf869d2cca80cad720c73 (diff)
downloadafl++-ccbcb5c8d3e8cee8fbab49025429a8b7b7a4ee52.tar.gz
added AFL_LLVM_INSTRUMENT, made USE_TRACE_PC obselete and llvm_mode Makefile fix, fixed for FUSELD (for LTO)
Diffstat (limited to 'llvm_mode/README.ngram.md')
-rw-r--r--llvm_mode/README.ngram.md5
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm_mode/README.ngram.md b/llvm_mode/README.ngram.md
index ef248198..3540ada0 100644
--- a/llvm_mode/README.ngram.md
+++ b/llvm_mode/README.ngram.md
@@ -16,5 +16,6 @@ the same results when compiling source code.
 ## Usage
 
 The size of `n` (i.e., the number of branches to remember) is an option
-that is specified in the `AFL_LLVM_NGRAM_SIZE` environment variable.
-Good values are 2, 4 or 8.
+that is specified either in the `AFL_LLVM_INSTRUMENT=NGRAM-{value}` or the
+`AFL_LLVM_NGRAM_SIZE` environment variable.
+Good values are 2, 4 or 8, valid are 2-16.