Fix specialization consistency issue in complex.__format__

msimacek · elkorchi · commit 5a2b44406601 · 2025-12-19T16:12:56.000+01:00
(cherry picked from commit e26ad23)
diff --git a/graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/complex/ComplexBuiltins.java b/graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/complex/ComplexBuiltins.java
@@ -1291,7 +1291,7 @@ protected ArgumentClinicProvider getArgumentClinic() {
             return FormatNodeClinicProviderGen.INSTANCE;
         }
 
-        @Specialization
+        @Specialization(guards = "!formatString.isEmpty()")
         @InliningCutoff
         static TruffleString format(Object self, TruffleString formatString,
                         @Bind Node inliningTarget,

Original file line number	Diff line number	Diff line change
`@@ -1291,7 +1291,7 @@ protected ArgumentClinicProvider getArgumentClinic() {`
`1291`	`1291`	`return FormatNodeClinicProviderGen.INSTANCE;`
`1292`	`1292`	`}`
`1293`	`1293`
`1294`		`- @Specialization`
	`1294`	`+ @Specialization(guards = "!formatString.isEmpty()")`
`1295`	`1295`	`@InliningCutoff`
`1296`	`1296`	`static TruffleString format(Object self, TruffleString formatString,`
`1297`	`1297`	`@Bind Node inliningTarget,`