ansi-alias, Qansi-alias

Enable use of ANSI aliasing rules in optimizations.

IDE Equivalent

Windows: None

Linux: Language > Enable Use of ANSI Aliasing Rules in Optimizations

Mac OS: Language > Enable Use of ANSI Aliasing

Architectures

IA-32 architecture, Intel® 64 architecture, IA-64 architecture

Syntax

Linux and Mac OS:	-ansi-alias
	-no-ansi-alias
Windows:	/Qansi-alias
	/Qansi-alias-

Arguments

None

Default

-no-ansi-alias

Disable use of ANSI aliasing rules in optimizations.

Description

This option tells the compiler to assume that the program adheres to ISO C Standard aliasability rules.

If your program adheres to these rules, then this option allows the compiler to optimize more aggressively. If it doesn't adhere to these rules, then it can cause the compiler to generate incorrect code.

Alternate Options

None