[Mono-bugs] [Bug 56454][Maj] Changed - Array assignment of concatentated strings leads to duplication

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Sun, 4 Apr 2004 12:43:22 -0400 (EDT)


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Changed by dave-mono@earth.li.

http://bugzilla.ximian.com/show_bug.cgi?id=56454

--- shadow/56454	2004-04-04 12:41:35.000000000 -0400
+++ shadow/56454.tmp.28211	2004-04-04 12:43:22.000000000 -0400
@@ -1,14 +1,14 @@
 Bug#: 56454
 Product: Mono: Compilers
 Version: unspecified
-OS: 
+OS: unknown
 OS Details: debian unstable
 Status: NEW   
 Resolution: 
-Severity: 
+Severity: Unknown
 Priority: Major
 Component: C#
 AssignedTo: mono-bugs@ximian.com                            
 ReportedBy: dave-mono@earth.li               
 QAContact: mono-bugs@ximian.com
 TargetMilestone: ---
@@ -41,6 +41,25 @@
 regression.
 
 ------- Additional Comments From dave-mono@earth.li  2004-04-04 12:41 -------
 Created an attachment (id=7194)
 Test case
 
+
+------- Additional Comments From dave-mono@earth.li  2004-04-04 12:43 -------
+The compiler appears to be duplicating the second string. Monodis
+gives me:
+
+       IL_001b:  ldc.i4.1
+        IL_001c:  newarr [mscorlib]System.String
+        IL_0021:  dup
+        IL_0022:  ldc.i4.0
+        IL_0023:  ldstr "A"
+        IL_0028:  ldc.i4.s 0x42
+        IL_002a:  box [mscorlib]System.Char
+        IL_002f:  ldstr "CC"
+  This should be "C"    ^^^^
+        IL_0034:  call string valuetype
+[mscorlib]'System.String'::'Concat'(object, object, object)
+        IL_0039:  stelem.ref
+        IL_003a:  stsfld  string[] 'p.m'::'ResultsNfi1'
+