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optimize whitespace checking for gcc optimization - json2tsv - JSON to TSV conv… |
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git clone git://git.codemadness.org/json2tsv |
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commit b780768500f3466bea0d2f770fc379eb9cb78669 |
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parent e49c809209014c1ab4e7c6b0921d82a5cbae5feb |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Wed, 23 Oct 2019 21:39:49 +0200 |
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optimize whitespace checking for gcc optimization |
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Restores some performance. no difference for clang. |
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gcc 4.2.1 |
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clang 8.0.1 |
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Diffstat: |
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M json.c | 2 +- |
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1 file changed, 1 insertion(+), 1 deletion(-) |
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--- |
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diff --git a/json.c b/json.c |
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@@ -109,7 +109,7 @@ handlechr: |
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break; |
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/* skip JSON white-space, (NOTE: no \v, \f, \b etc) */ |
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- if (c && strchr(" \t\n\r", c)) |
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+ if (c == ' ' || c == '\t' || c == '\n' || c == '\r') |
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continue; |
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if (!c || !strchr(expect, c)) |
