{"id":2642,"date":"2010-07-25T11:05:22","date_gmt":"2010-07-25T15:05:22","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=2642"},"modified":"2010-07-25T11:05:24","modified_gmt":"2010-07-25T15:05:24","slug":"will-it-optimize","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2010\/07\/25\/will-it-optimize\/","title":{"rendered":"Will It Optimize?"},"content":{"rendered":"<p><a href=\"http:\/\/ridiculousfish.com\/blog\/archives\/2010\/07\/23\/will-it-optimize\/\">Peter Ammon<\/a>:<\/p>\n<blockquote cite=\"http:\/\/ridiculousfish.com\/blog\/archives\/2010\/07\/23\/will-it-optimize\/\"><p>It is tempting to think of compiler optimizations as reducing the constant in your program&rsquo;s big-O complexity, and nothing else. They aren&rsquo;t supposed to be able to make your program asymptotically faster, or affect its output.<\/p><\/blockquote>\n<p>Naturally, he has some interesting counterexamples from GCC.<\/p>","protected":false},"excerpt":{"rendered":"<p>Peter Ammon: It is tempting to think of compiler optimizations as reducing the constant in your program&rsquo;s big-O complexity, and nothing else. They aren&rsquo;t supposed to be able to make your program asymptotically faster, or affect its output. Naturally, he has some interesting counterexamples from GCC.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"","apple_news_api_id":"","apple_news_api_modified_at":"","apple_news_api_revision":"","apple_news_api_share_url":"","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2642","post","type-post","status-publish","format-standard","hentry","category-programming-category"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/2642","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=2642"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/2642\/revisions"}],"predecessor-version":[{"id":2643,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/2642\/revisions\/2643"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=2642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=2642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=2642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}