better error message for subtle nil errors

This commit is contained in:
Araq 2013-05-31 01:27:03 +02:00
commit 8c211113f2
4 changed files with 8 additions and 3 deletions

View file

@ -32,7 +32,7 @@ proc registerSignalHandler()
proc chckIndx(i, a, b: int): int {.inline, compilerproc.}
proc chckRange(i, a, b: int): int {.inline, compilerproc.}
proc chckRangeF(x, a, b: float): float {.inline, compilerproc.}
proc chckNil(p: pointer) {.inline, compilerproc.}
proc chckNil(p: pointer) {.noinline, compilerproc.}
var
framePtr {.rtlThreadVar.}: PFrame
@ -359,7 +359,9 @@ proc chckRangeF(x, a, b: float): float =
raise newException(EOutOfRange, "value " & $x & " out of range")
proc chckNil(p: pointer) =
if p == nil: c_raise(SIGSEGV)
if p == nil:
raise newException(EInvalidValue, "attempt to write to a nil address")
#c_raise(SIGSEGV)
proc chckObj(obj, subclass: PNimType) {.compilerproc.} =
# checks if obj is of type subclass: