From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/devtools/rootAnalysis/t/virtual/test.py | 91 ++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 js/src/devtools/rootAnalysis/t/virtual/test.py

(limited to 'js/src/devtools/rootAnalysis/t/virtual/test.py')

diff --git a/js/src/devtools/rootAnalysis/t/virtual/test.py b/js/src/devtools/rootAnalysis/t/virtual/test.py
new file mode 100644
index 0000000000..e8474ae28b
--- /dev/null
+++ b/js/src/devtools/rootAnalysis/t/virtual/test.py
@@ -0,0 +1,91 @@
+# 'test' is provided by the calling script.
+# flake8: noqa: F821
+
+test.compile("source.cpp")
+test.run_analysis_script("gcTypes")
+
+info = test.load_typeInfo()
+
+assert "Sub1" in info["OtherCSUTags"]
+assert ["CSU1", "CSU2"] == sorted(info["OtherCSUTags"]["Sub1"])
+assert "Base" in info["OtherFieldTags"]
+assert "someGC" in info["OtherFieldTags"]["Base"]
+assert "Sub1" in info["OtherFieldTags"]
+assert "someGC" in info["OtherFieldTags"]["Sub1"]
+
+# For now, fields with the same name (eg overloaded virtual methods) just
+# accumulate attributes.
+assert ["Sub1 override", "Sub1 override for int overload", "second attr"] == sorted(
+    info["OtherFieldTags"]["Sub1"]["someGC"]
+)
+
+gcFunctions = test.load_gcFunctions()
+
+assert "void Sub1::noneGC()" not in gcFunctions
+assert "void Sub1::someGC()" not in gcFunctions
+assert "void Sub1::someGC(int32)" not in gcFunctions
+assert "void Sub1::allGC()" in gcFunctions
+assert "void Sub2::noneGC()" not in gcFunctions
+assert "void Sub2::someGC()" in gcFunctions
+assert "void Sub2::someGC(int32)" in gcFunctions
+assert "void Sub2::allGC()" in gcFunctions
+
+callgraph = test.load_callgraph()
+
+assert callgraph.calleeGraph["void f()"]["Super.noneGC:0"]
+assert callgraph.calleeGraph["Super.noneGC:0"]["Sub1.noneGC:0"]
+assert callgraph.calleeGraph["Super.noneGC:0"]["Sub2.noneGC:0"]
+assert callgraph.calleeGraph["Sub1.noneGC:0"]["void Sub1::noneGC()"]
+assert callgraph.calleeGraph["Sub2.noneGC:0"]["void Sub2::noneGC()"]
+assert "void Sibling::noneGC()" not in callgraph.calleeGraph["Super.noneGC:0"]
+assert callgraph.calleeGraph["Super.onBase:0"]["Sub1.onBase:0"]
+assert callgraph.calleeGraph["Sub1.onBase:0"]["void Sub1::onBase()"]
+assert callgraph.calleeGraph["Super.onBase:0"]["void Base::onBase()"]
+assert "void Sibling::onBase()" not in callgraph.calleeGraph["Super.onBase:0"]
+
+hazards = test.load_hazards()
+hazmap = {haz.variable: haz for haz in hazards}
+
+assert "c1" not in hazmap
+assert "c2" in hazmap
+assert "c3" in hazmap
+assert "c4" not in hazmap
+assert "c5" in hazmap
+assert "c6" in hazmap
+assert "c7" not in hazmap
+assert "c8" in hazmap
+assert "c9" in hazmap
+assert "c10" in hazmap
+assert "c11" in hazmap
+
+# Virtual resolution should take the static type into account: the only method
+# implementations considered should be those of descendants, even if the
+# virtual method is inherited and not overridden in the static class. (Base
+# defines sibGC() as pure virtual, Super inherits it without overriding,
+# Sibling and Sub2 both implement it.)
+
+# Call Base.sibGC on a Super pointer: can only call Sub2.sibGC(), which does not GC.
+# In particular, PEdgeCallInstance.Exp.Field.FieldCSU.Type = {Kind: "CSU", Name="Super"}
+assert "c12" not in hazmap
+# Call Base.sibGC on a Base pointer; can call Sibling.sibGC(), which GCs.
+assert "c13" in hazmap
+
+# Call nsISupports.danger() which is annotated to be overridable and hence can GC.
+assert "c14" in hazmap
+
+# someGC(int) overload
+assert "c16" in hazmap
+assert "c17" in hazmap
+
+# Super.onBase() could call the GC'ing Base::onBase().
+assert "c15" in hazmap
+
+# virtual ~nsJSPrincipals calls ~JSPrincipals calls GC.
+assert "c18" in hazmap
+assert "c19" in hazmap
+
+# ~SafePrincipals does not GC.
+assert "c20" not in hazmap
+
+# ...but when cast to a nsISupports*, the compiler can't tell that it won't.
+assert "c21" in hazmap
-- 
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