Fix a delta phase offset calculation in the pitch shifter

tmp can be negative, and &1 is not the same as %2 in that case.

1 files changed, 1 insertions, 1 deletions

diff --git a/Alc/effects/pshifter.c b/Alc/effects/pshifter.c
index ee6ca806..4597da6b 100644
--- a/Alc/effects/pshifter.c
+++ b/Alc/effects/pshifter.c
@@ -309,7 +309,7 @@ static ALvoid ALpshifterState_process(ALpshifterState *state, ALsizei SamplesToD
 
             /* Map delta phase into +/- Pi interval */
             j = fastf2i(tmp / F_PI);
-            tmp -= F_PI * (ALfloat)(j + (j&1));
+            tmp -= F_PI * (ALfloat)(j + (j%2));
 
             /* Get deviation from bin frequency from the +/- Pi interval */
             tmp /= expected;