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Rollup merge of #30986 - sliz1:book-macro, r=alexcrichton

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Sorry for nitpicking, but I think the example of the expanded macro should be wrapped inside a pair of curly braces to match the macro definition. Also the current example triggers a variable redefinition error.
This commit is contained in:
Manish Goregaokar 2016-01-19 04:08:58 +05:30
commit f0e8594bce
1 changed files with 5 additions and 3 deletions
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8
src/doc/book/macros.md
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@ -285,9 +285,11 @@ This expands to
```text ```text
const char *state = "reticulating splines"; const char *state = "reticulating splines";
int state = get_log_state(); {
if (state > 0) { int state = get_log_state();
printf("log(%d): %s\n", state, state); if (state > 0) {
printf("log(%d): %s\n", state, state);
}
} }
``` ```