Mercurial > illumos > git > illumos-gate
view usr/src/tools/smatch/src/validation/optim/muldiv-minus-one.c @ 19241:79022555a4a9
11972 resync smatch
Reviewed by: Robert Mustacchi <rm@fingolfin.org>
Approved by: Dan McDonald <danmcd@joyent.com>
author | John Levon <john.levon@joyent.com> |
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date | Mon, 11 Nov 2019 16:23:50 +0000 |
parents | b73b4fe381d3 |
children |
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typedef unsigned int u32; int smulm1(int a) { return a * -1; } u32 umulm1(u32 a) { return a * (u32) -1; } int sdivm1(int a) { return a / -1; } u32 udivm1(u32 a) { return a / (u32) -1; } /* * check-name: muldiv-minus-one * check-command: test-linearize -Wno-decl $file * check-output-ignore * * check-output-excludes: mul[us]\\. * check-output-excludes: divs\\. * check-output-contains: neg\\. * check-output-contains: divu\\. * check-output-pattern(3): neg\\. */