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authorRich Felker <dalias@aerifal.cx>2012-08-10 22:18:49 -0400
committerRich Felker <dalias@aerifal.cx>2012-08-10 22:18:49 -0400
commit4c346919a9b238748de2ee85ce6d749fc3cf7059 (patch)
tree85cf458d4e935e8f80f73611f4fca68708872204 /tools
parente3ebe7db5de64c193202f1c5b321c9a470e730c5 (diff)
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trivial optimization to printf: avoid wasted call frame
amusingly, this cuts more than 10% off the run time of printf("a"); on
the machine i tested it on.

sadly the same optimization is not possible for snprintf without
duplicating all the pseudo-FILE setup code, which is not worth it.
Diffstat (limited to 'tools')
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