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ghidra-gcc2-stabs's Issues

Certain types fail to parse properly

The following type definition stabs were all found to fail with a similar errror:

  • long long int:t(0,6)=@s64;r(0,6);01000000000000000000000;0777777777777777777777;
  • long long unsigned int:t(0,7)=@s64;r(0,7);0000000000000;01777777777777777777777;
  • short int:t(0,8)=@s16;r(0,8);-32768;32767;
  • short unsigned int:t(0,9)=@s16;r(0,9);0;65535;
  • signed char:t(0,10)=@s8;r(0,10);-128;127;
  • unsigned char:t(0,11)=@s8;r(0,11);0;255;
  • complex float:t(0,16)=R3;8;0;
  • complex double:t(0,17)=R3;16;0;
  • complex long double:t(0,18)=R3;24;0;
  • _Bool:t(0,21)=@s8;-16
StabsScript.java> parseStab("_Bool:t(0,21)=@s8;-16")
> Error running script: StabsScript.java
java.lang.reflect.InvocationTargetException
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager$AnalysisWorkerCommand.applyTo(AutoAnalysisManager.java:1713)
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager$AnalysisTaskWrapper.run(AutoAnalysisManager.java:688)
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager.startAnalysis(AutoAnalysisManager.java:788)
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager.startAnalysis(AutoAnalysisManager.java:667)
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager.startAnalysis(AutoAnalysisManager.java:632)
	at ghidra.app.plugin.core.analysis.AnalysisBackgroundCommand.applyTo(AnalysisBackgroundCommand.java:58)
	at ghidra.framework.plugintool.mgr.BackgroundCommandTask.run(BackgroundCommandTask.java:102)
	at ghidra.framework.plugintool.mgr.ToolTaskManager.run(ToolTaskManager.java:319)
	at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: Struct size mismatch structType.getLength() = 1, structSize = 8
	at StabsVisitor.visitStructType(StabsVisitor.java:233)
	at StabsVisitor.visitStructType(StabsVisitor.java:11)
	at stabs.StabsParser$StructTypeContext.accept(StabsParser.java:477)
	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
	at StabsVisitor.visitTypeDesc(StabsVisitor.java:254)
	at StabsVisitor.visitTypeDesc(StabsVisitor.java:11)
	at stabs.StabsParser$TypeDescContext.accept(StabsParser.java:615)
	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
	at StabsVisitor.visitType(StabsVisitor.java:277)
	at StabsVisitor.visitType(StabsVisitor.java:11)
	at stabs.StabsParser$TypeContext.accept(StabsParser.java:771)
	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
	at StabsVisitor.visitSymbol(StabsVisitor.java:292)
	at StabsVisitor.visitSymbol(StabsVisitor.java:11)
	at stabs.StabsParser$SymbolContext.accept(StabsParser.java:834)
	at org.antlr.v4.runtime.tree.AbstractParseTreeVisitor.visit(AbstractParseTreeVisitor.java:18)
	at StabsScript.parseStab(StabsScript.java:279)
	at StabsScript.run(StabsScript.java:395)
	at ghidra.app.script.GhidraScript.executeNormal(GhidraScript.java:379)
	at ghidra.app.script.GhidraScript$1.analysisWorkerCallback(GhidraScript.java:361)
	at ghidra.app.plugin.core.analysis.AutoAnalysisManager$AnalysisWorkerCommand.applyTo(AutoAnalysisManager.java:1707)
	... 8 more

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