diff --git a/.gitignore b/.gitignore
index 891672d..6536776 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,3 +32,4 @@ multibrot-openmp
 multibrot-openmp.png
 hello-openmp
 mandelbrot-openmp
+positional-format-strings
diff --git a/Makefile b/Makefile
index 977645f..5fddb7e 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,8 @@ TARGETS=approximate-pi linked-list mandelbrot threads circular-buffer structs \
 				ncurses-pong bit-fuckery bit-fuckery2 checkcheck multibrot bloom \
 				wo-lernen lua-foo binsearch test-inline-assembly uiowa-threads-example \
 				mtrace-test av-variance undefined-behaviour \
-				multibrot-openmp hello-openmp mandelbrot-openmp
+				multibrot-openmp hello-openmp mandelbrot-openmp \
+				positional-format-strings
 EXTRAS=mandelbrot.bmp multibrot.png test-inline-assembly.s tags \
 			 mtrace-test.trace mtrace-test.txt multibrot-openmp.png
 VERYEXTRAS=cppcheck.txt
diff --git a/positional-format-strings.c b/positional-format-strings.c
new file mode 100644
index 0000000..1a6158d
--- /dev/null
+++ b/positional-format-strings.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+/* suppress "warning: positional arguments are not supported by ISO C" */
+#pragma GCC diagnostic ignored "-Wformat-non-iso"
+
+int main(void) {
+  printf("%3$3.2f %2$s %1$s\n", "One", "Two", 3.0);
+}