make --gc:arc --exceptions:quirky work again [backport:1.4] (#16583)

* make --gc:arc --exceptions:quirky work again [backport:1.4]

* fixes #16404 [backport:1.4]

tests/manyloc/standalone/panicoverride.nim

@@ -11,9 +11,4 @@ proc panic(s: string) {.noreturn.} =
   rawoutput(s)
   exit(1)
 
-# Alternatively we also could implement these 2 here:
-#
-# proc sysFatal(exceptn: typeDesc, message: string) {.noReturn.}
-# proc sysFatal(exceptn: typeDesc, message, arg: string) {.noReturn.}
-
 {.pop.}

tests/manyloc/standalone2/panicoverride.nim

@@ -0,0 +1,14 @@
+
+proc printf(frmt: cstring) {.varargs, importc, header: "<stdio.h>", cdecl.}
+proc exit(code: int) {.importc, header: "<stdlib.h>", cdecl.}
+
+{.push stack_trace: off, profiler:off.}
+
+proc rawoutput(s: string) =
+  printf("%s\n", s)
+
+proc panic(s: string) {.noreturn.} =
+  rawoutput(s)
+  exit(1)
+
+{.pop.}

tests/manyloc/standalone2/tavr.nim

@@ -0,0 +1,7 @@
+# bug #16404
+
+proc printf(frmt: cstring) {.varargs, header: "<stdio.h>", cdecl.}
+
+var x = 0
+inc x
+printf("hi %ld\n", x+4777)

tests/manyloc/standalone2/tavr.nim.cfg

@@ -0,0 +1,4 @@
+--gc:arc
+--cpu:avr
+--os:standalone
+--compileOnly