Merge branch 'main' of https://github.com/Asmod4n/mruby-cbor

Author: Asmod4n

build_config.rb

@@ -9,8 +9,8 @@ def for_windows?
     conf.cxx.flags << '-fno-omit-frame-pointer' << '-g3' << '-ggdb3' << '-Og'
     conf.cc.flags << '-fno-omit-frame-pointer' << '-g3' << '-ggdb3' << '-Og'
     conf.enable_debug
-    conf.cc.defines  << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE'
-    conf.cxx.defines << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE'
+    conf.cc.defines  << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE' << 'MRB_USE_MALLOC_TRIM'
+    conf.cxx.defines << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE' << 'MRB_USE_MALLOC_TRIM'
     conf.enable_test
     conf.gembox 'default'
     #conf.cc.flags << '-O3' << '-march=native'

fuzz/Rakefile

@@ -46,7 +46,7 @@ task :corpus_merge => :compile do
   dirs = [corpus]
   dirs << findings if File.directory?(findings)
 
-  sh fuzzer, "-rss_limit_mb=3072", "-merge=1", merged, *dirs
+  sh fuzzer, "-rss_limit_mb=5000", "-merge=1", merged, *dirs
 
   removed = Dir[File.join(corpus, "*")].count
   kept    = Dir[File.join(merged, "*")].count

fuzz/bintest/mruby-cbor-fuzzer.rb

@@ -12,12 +12,12 @@
   cmd = cmd_list('mruby-cbor-fuzzer') + [
     CORPUS_DIR,
     "-dict=#{DICT_FILE}",
-    "-jobs=4",
+    "-jobs=3",
     "-artifact_prefix=#{findings_dir}/",
     "-max_len=65536",
      "-ignore_ooms=1",
      "-use_value_profile=1",
-     "-rss_limit_mb=3072"
+     "-rss_limit_mb=5000"
   ]
 
   Dir.chdir(findings_dir) do

fuzz/build_config.rb

@@ -5,8 +5,8 @@
 
   conf.enable_debug
   conf.enable_bintest
-  conf.cc.defines  << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE'
-  conf.cxx.defines << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE'
+  conf.cc.defines  << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE' << 'MRB_USE_MALLOC_TRIM'
+  conf.cxx.defines << 'MRB_UTF8_STRING' << 'MRB_HIGH_PROFILE' << 'MRB_USE_MALLOC_TRIM'
   conf.gem '../'
   conf.gem File.expand_path(__dir__)
 end

fuzz/corpus/006ed4c9c574e334bb9c78dadce60dc64fddb38d

@@ -0,0 +1 @@
+�A���*A����A����

fuzz/corpus/020c6bd22cf47b4038db81e3a2b0c3e2ce677465

@@ -0,0 +1 @@
+�Q

fuzz/corpus/023c4006e5dceb084235b01dd90013b40087e119

@@ -0,0 +1 @@
+Ϸ%���a��@�πa��@��@��R@���@��@��R