Re: Why is syntax error 'assert(false, "some text")' not discovered by Visual Studio?

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Hi,

Tor Lillqvist schrieb am 19-Sep-18 um 08:04:
But even if assert(e) expands to nothing, the compiler should report an
error if you pass two arguments to the assert macro that takes just one.
At least Clang on macOS and gcc on Linux do:

assert.cpp:5:17: error: too many arguments provided to function-like
macro invocation
  assert(false, "sdsdf");

and

assert.cpp:5:24: error: macro "assert" passed 2 arguments, but takes just 1
   assert(false, "sdsdf");

In the NDEBUG case, where assert is defined as:

#define assert(e)       ((void)0)

and

# define assert(expr)           (__ASSERT_VOID_CAST (0))

Regina, try adding some very obvious syntax error, some foo bar zap,
after the assert(false, "Standard layer may not be deleted.");, to see
if that line even is compiled.

The line
assert(false, "Standard layer may not be deleted.")+1;
produces an error.

And I have seen now in an isolated 'make sd.build', that the line
assert(false, "Standard layer may not be deleted.");
produces a
warning C4002: too many arguments for function-like macro invocation 'assert'

It is likely that I have not noticed the warning in the jumble of output of a full build.

Nevertheless, it is corrected and I hope Jenkins will success now.

Thanks for your help.
Regina
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