[#llvm-SMRange]
= xref:llvm.adoc[llvm]::SMRange
:relfileprefix: ../
:mrdocs:

Represents a range in source code.

== Synopsis

Declared in `<llvm/Support/SMLoc.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class SMRange;
----

== Description

SMRange is implemented using a half‐open range, as is the convention in C++. In the string "abc", the range [1,3) represents the substring "bc", and the] range [2,2) represents an empty range between the characters "b" and "c".]

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:llvm/SMRange/2constructor-02b.adoc[`SMRange`]         [.small]#[constructor]#
| Constructors
| xref:llvm/SMRange/isValid.adoc[`isValid`] 
| Return true if this range has a valid start (and thus a valid end).
|===


== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:llvm/SMRange/End.adoc[`End`] 
| Exclusive end of the half‐open source range.
| xref:llvm/SMRange/Start.adoc[`Start`] 
| Inclusive start of the half‐open source range.
|===



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