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-rw-r--r--tool/transform_mjit_header.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/tool/transform_mjit_header.rb b/tool/transform_mjit_header.rb
index d844b5a2ac..1565d5fcfd 100644
--- a/tool/transform_mjit_header.rb
+++ b/tool/transform_mjit_header.rb
@@ -9,7 +9,7 @@ PROGRAM = File.basename($0, ".*")
module MJITHeader
ATTR_VALUE_REGEXP = /[^()]|\([^()]*\)/
- ATTR_REGEXP = /__attribute__\s*\(\((#{ATTR_VALUE_REGEXP})*\)\)/
+ ATTR_REGEXP = /__attribute__\s*\(\(#{ATTR_VALUE_REGEXP}*\)\)/
FUNC_HEADER_REGEXP = /\A(\s*#{ATTR_REGEXP})*[^\[{(]*\((#{ATTR_REGEXP}|[^()])*\)(\s*#{ATTR_REGEXP})*\s*/
TARGET_NAME_REGEXP = /\A(rb|ruby|vm|insn|attr)_/