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-rw-r--r--test/std/numerics/c.math/ctgmath.pass.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/std/numerics/c.math/ctgmath.pass.cpp b/test/std/numerics/c.math/ctgmath.pass.cpp
index 9e10690e3cac..24908ff03dc7 100644
--- a/test/std/numerics/c.math/ctgmath.pass.cpp
+++ b/test/std/numerics/c.math/ctgmath.pass.cpp
@@ -14,6 +14,7 @@
int main()
{
std::complex<double> cd;
+ (void)cd;
double x = std::sin(0);
((void)x); // Prevent unused warning
}