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13 lines
486 B
13 lines
486 B
diff --git a/ext/redcloth_scan/extconf.rb b/ext/redcloth_scan/extconf.rb
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index 506d4a3..edd46c4 100644
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--- a/ext/redcloth_scan/extconf.rb
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+++ b/ext/redcloth_scan/extconf.rb
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@@ -1,6 +1,6 @@
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require 'mkmf'
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CONFIG['warnflags'].gsub!(/-Wshorten-64-to-32/, '') if CONFIG['warnflags']
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-$CFLAGS << ' -O0 -Wall ' if CONFIG['CC'] =~ /gcc/
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+$CFLAGS << ' -O0 -Wall -fsigned-char' if CONFIG['CC'] =~ /gcc/
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dir_config("redcloth_scan")
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have_library("c", "main")
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create_makefile("redcloth_scan")
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