Arithmetic exception flag and a plethora of tests.

[xonotic/gmqcc.git] / doc / gmqcc.1

diff --git a/doc/gmqcc.1 b/doc/gmqcc.1
index e88acd9882f33134845987a3e6ac4faf525886a6..33a0eff3fbedef27673b700dc9511176e3be2029 100644 (file)
--- a/doc/gmqcc.1
+++ b/doc/gmqcc.1
@@ -581,6 +581,11 @@ breaks decompilers, but causes the output file to be better compressible.
 In commutative instructions, always put the lower-numbered operand first.
 This shaves off 1 byte of entropy from all these instructions, reducing
 compressed size of the output file.
+.It Fl f Ns Cm arithmetic-exceptions
+Turn on arithmetic exception tests in the compiler. In constant expressions
+which trigger exceptions like division by zero, overflow, underflow, etc,
+the following flag will produce diagnostics for what triggered that
+exception.
 .El
 .Sh OPTIMIZATIONS
 .Bl -tag -width Ds