wasi_thread_start: remove a useless cast (WebAssembly#354)

yamt · john-sharratt · commit 70d101aeb510 · 2023-03-06T08:55:25.000+11:00
diff --git a/libc-top-half/musl/src/thread/pthread_create.c b/libc-top-half/musl/src/thread/pthread_create.c
@@ -293,8 +293,7 @@ _Noreturn void wasi_thread_start(int tid, void *p)
 			"global.set __stack_pointer\n"
 			:: "r"(self->stack));
 	// Execute the user's start function.
-	int (*start)(void*) = (int(*)(void*)) args->start_func;
-	__pthread_exit((void *)(uintptr_t)start(args->start_arg));
+	__pthread_exit(args->start_func(args->start_arg));
 }
 #endif
 

Original file line number	Diff line number	Diff line change
`@@ -293,8 +293,7 @@ _Noreturn void wasi_thread_start(int tid, void *p)`
`293`	`293`	`"global.set __stack_pointer\n"`
`294`	`294`	`:: "r"(self->stack));`
`295`	`295`	`// Execute the user's start function.`
`296`		`- int (start)(void) = (int()(void)) args->start_func;`
`297`		`- __pthread_exit((void *)(uintptr_t)start(args->start_arg));`
	`296`	`+ __pthread_exit(args->start_func(args->start_arg));`
`298`	`297`	`}`
`299`	`298`	`#endif`
`300`	`299`