[Mono-bugs] [Bug 65657][Nor] Changed - ldelema <ref> buggy with AOT
bugzilla-daemon@bugzilla.ximian.com
bugzilla-daemon@bugzilla.ximian.com
Thu, 9 Sep 2004 22:39:33 -0400 (EDT)
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Changed by bmaurer@users.sf.net.
http://bugzilla.ximian.com/show_bug.cgi?id=65657
--- shadow/65657 2004-09-09 18:25:04.000000000 -0400
+++ shadow/65657.tmp.871 2004-09-09 22:39:33.000000000 -0400
@@ -1,23 +1,23 @@
Bug#: 65657
Product: Mono: Runtime
Version: unspecified
-OS:
+OS: unknown
OS Details:
Status: NEW
Resolution:
-Severity:
+Severity: Unknown
Priority: Normal
Component: misc
AssignedTo: mono-bugs@ximian.com
ReportedBy: miguel@ximian.com
QAContact: mono-bugs@ximian.com
TargetMilestone: ---
URL:
Cc:
-Summary: AOT mcs produces buggy mcs.
+Summary: ldelema <ref> buggy with AOT
Ahead-of-Time compiling mcs.exe will produce an mcs that crashes:
(tried both with -O=all and without it):
mono$ mono --aot mcs.exe
@@ -47,6 +47,40 @@
(Mono.CSharp.EmitContext,Mono.CSharp.Attributable)
in <0x00078> Mono.CSharp.CommonAssemblyModulClass:Emit
(Mono.CSharp.TypeContainer)
in <0x00248> Mono.CSharp.RootContext:EmitCode ()
in <0x00cfd> Mono.CSharp.Driver:MainDriver (string[])
in <0x0000f> Mono.CSharp.Driver:Main (string[])
+
+------- Additional Comments From bmaurer@users.sf.net 2004-09-09 22:39 -------
+Simpler:
+
+class A {
+ static void Main ()
+ {
+ string [] x = new string [5];
+ X (ref x [0]);
+ }
+ static void X (ref string x) {}
+}
+
+[benm@Ben benm]$ mcs t.cs
+Compilation succeeded
+[benm@Ben benm]$ mono t.exe
+[benm@Ben benm]$ mono --aot t.exe
+Mono Ahead of Time compiler - compiling assembly /home/benm/t.exe
+Executing the native assembler: as /tmp/mono_aot_pNcFlA -o
+/tmp/mono_aot_pNcFlA. o
+Executing the native linker: ld -shared -o /home/benm/t.exe.so
+/tmp/mono_aot_pNc FlA.o
+Compiled 3 out of 3 methods (100%)
+0 methods contain absolute addresses (0%)
+0 methods contain wrapper references (0%)
+0 methods contain lmf pointers (0%)
+0 methods have other problems (0%)
+AOT RESULT 0
+[benm@Ben benm]$ mono t.exe
+
+Unhandled Exception: System.ArrayTypeMismatchException: Source array
+type cannot be assigned to destination array type.
+in <0x0002d> A:Main ()
+