From 24e314ca2b56f059f8af28a20b0d2215dbe33eaa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= Date: Sat, 4 Oct 2025 12:47:24 +0200 Subject: Add presentation: 2025-linuxdays --- 2025-linuxdays/transunionf.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 2025-linuxdays/transunionf.c (limited to '2025-linuxdays/transunionf.c') diff --git a/2025-linuxdays/transunionf.c b/2025-linuxdays/transunionf.c new file mode 100644 index 0000000..e210194 --- /dev/null +++ b/2025-linuxdays/transunionf.c @@ -0,0 +1,15 @@ +#include +#include + +union [[gnu::transparent_union]] un { + char *ptr; + intptr_t i; +}; + +void call(void (*cb)(union un)) { cb("FOO"); } +void cb(char *str) { printf("%s\n", str); } + +int main(int argc, char *argv[]) { + call(cb); + return 0; +} -- cgit v1.2.3