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Use __builtin_unreachable.

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This commit is contained in:
Alexander Myltsev 2022-12-13 01:25:27 +03:00
parent 781029e00a
commit caf78f3c9f
2 changed files with 3 additions and 1 deletions
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2
drivers/misc.h
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@ -4,5 +4,5 @@
__attribute__((noreturn)) __attribute__((noreturn))
static inline void qemu_shutdown() { static inline void qemu_shutdown() {
port_word_out(0x604, 0x2000); port_word_out(0x604, 0x2000);
while(1); __builtin_unreachable();
} }

2
user/crt.c
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@ -1,7 +1,9 @@
int main(); int main();
_Noreturn
void _exit(int exit_status) { void _exit(int exit_status) {
asm("int $0x84": : "a"(0), "b"(exit_status)); asm("int $0x84": : "a"(0), "b"(exit_status));
__builtin_unreachable();
} }
void _start() { void _start() {