Handle zero-length string in UnitAlgebra::trim() (#1210)

leekillough · web-flow · commit 2e9d44623179 · 2025-02-19T08:11:34.000-07:00
diff --git a/src/sst/core/unitAlgebra.cc b/src/sst/core/unitAlgebra.cc
@@ -321,6 +321,8 @@ Units::toString() const
 string
 UnitAlgebra::trim(const std::string& str)
 {
+    if ( !str.size() ) return str;
+
     // Find whitespace in front
     int front_index = 0;
     while ( isspace(str[front_index]) )

Original file line number	Diff line number	Diff line change
`@@ -321,6 +321,8 @@ Units::toString() const`
`321`	`321`	`string`
`322`	`322`	`UnitAlgebra::trim(const std::string& str)`
`323`	`323`	`{`
	`324`	`+ if ( !str.size() ) return str;`
	`325`	`+`
`324`	`326`	`// Find whitespace in front`
`325`	`327`	`int front_index = 0;`
`326`	`328`	`while ( isspace(str[front_index]) )`