8 files changed, 31 insertions, 60 deletions
diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 94a6f4781..39333a80d 100644
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -484,7 +484,7 @@ proc unaryArithOverflow(p: BProc, e: PNode, d: var TLoc, m: TMagic) =
     opr: array[mUnaryMinusI..mAbsI64, string] = [
       mUnaryMinusI: "((NI$2)-($1))",
       mUnaryMinusI64: "-($1)",
-      mAbsI: "(NI$2)abs($1)",
+      mAbsI: "($1 > 0? ($1) : -($1))",
       mAbsI64: "($1 > 0? ($1) : -($1))"]
   var
     a: TLoc
diff --git a/compiler/ccgtypes.nim b/compiler/ccgtypes.nim
index f51e66897..7c11d3e9a 100644
--- a/compiler/ccgtypes.nim
+++ b/compiler/ccgtypes.nim
@@ -11,49 +11,10 @@
 
 # ------------------------- Name Mangling --------------------------------
 
-proc mangleField(name: string): string = 
-  case name[0]
-  of 'a'..'z': 
-    result = ""
-    add(result, chr(ord(name[0]) - ord('a') + ord('A')))
-  of '0'..'9', 'A'..'Z': 
-    result = ""
-    add(result, name[0])
-  else: result = "HEX" & toHex(ord(name[0]), 2)
-  for i in countup(1, len(name) - 1): 
-    case name[i]
-    of 'A'..'Z': 
-      add(result, chr(ord(name[i]) - ord('A') + ord('a')))
-    of '_': 
-      discard
-    of 'a'..'z', '0'..'9': 
-      add(result, name[i])
-    else: 
-      add(result, "HEX")
-      add(result, toHex(ord(name[i]), 2))
-
-proc mangle(name: string): string = 
-  when false:
-    case name[0]
-    of 'a'..'z': 
-      result = ""
-      add(result, chr(ord(name[0]) - ord('a') + ord('A')))
-    of '0'..'9', 'A'..'Z': 
-      result = ""
-      add(result, name[0])
-    else: result = "HEX" & toHex(ord(name[0]), 2)
-  result = ""
-  for i in countup(0, len(name) - 1): 
-    case name[i]
-    of 'A'..'Z': 
-      add(result, chr(ord(name[i]) - ord('A') + ord('a')))
-    of '_': 
-      discard
-    of 'a'..'z', '0'..'9': 
-      add(result, name[i])
-    else: 
-      add(result, "HEX")
-      add(result, toHex(ord(name[i]), 2))
+proc mangleField(name: string): string =
+  result = mangle(name)
+  if name[0] in 'a'..'z':
+    result[0] = name[0].toUpper
 
 proc isKeyword(w: PIdent): bool =
   # nimrod and C++ share some keywords
diff --git a/compiler/ccgutils.nim b/compiler/ccgutils.nim
index 1d8f0158b..9beb08a21 100644
--- a/compiler/ccgutils.nim
+++ b/compiler/ccgutils.nim
@@ -161,6 +161,27 @@ proc makeSingleLineCString*(s: string): string =
     result.add(c.toCChar)
   result.add('\"')
 
+proc mangle*(name: string): string =
+  result = ""
+  case name[0]
+  of Letters:
+    result.add(name[0].toLower)
+  of Digits:
+    result.add("N" & name[0])
+  else:
+    result = "HEX" & toHex(ord(name[0]), 2)
+  for i in 1..(name.len-1):
+    let c = name[i]
+    case c
+    of 'A'..'Z':
+      add(result, c.toLower)
+    of '_':
+      discard
+    of 'a'..'z', '0'..'9':
+      add(result, c)
+    else:
+      add(result, "HEX" & toHex(ord(c), 2))
+
 proc makeLLVMString*(s: string): PRope = 
   const MaxLineLength = 64
   result = nil
diff --git a/compiler/cgen.nim b/compiler/cgen.nim
index 8d66d7a3b..198b1187d 100644
--- a/compiler/cgen.nim
+++ b/compiler/cgen.nim
@@ -503,7 +503,8 @@ proc assignLocalVar(p: BProc, s: PSym) =
     if sfRegister in s.flags: app(decl, " register")
     #elif skipTypes(s.typ, abstractInst).kind in GcTypeKinds:
     #  app(decl, " GC_GUARD")
-    if sfVolatile in s.flags or p.nestedTryStmts.len > 0: 
+    if sfVolatile in s.flags or (p.nestedTryStmts.len > 0 and
+                                 gCmd != cmdCompileToCpp):
       app(decl, " volatile")
     appf(decl, " $1;$n", [s.loc.r])
   else:
diff --git a/compiler/jsgen.nim b/compiler/jsgen.nim
index 373a11e9a..6687e2e8e 100644
--- a/compiler/jsgen.nim
+++ b/compiler/jsgen.nim
@@ -136,18 +136,6 @@ proc mapType(typ: PType): TJSTypeKind =
   of tyProc: result = etyProc
   of tyCString: result = etyString
   
-proc mangle(name: string): string = 
-  result = ""
-  for i in countup(0, len(name) - 1): 
-    case name[i]
-    of 'A'..'Z': 
-      add(result, chr(ord(name[i]) - ord('A') + ord('a')))
-    of '_': 
-      discard
-    of 'a'..'z', '0'..'9': 
-      add(result, name[i])
-    else: add(result, 'X' & toHex(ord(name[i]), 2))
-  
 proc mangleName(s: PSym): PRope = 
   result = s.loc.r
   if result == nil: 
diff --git a/compiler/main.nim b/compiler/main.nim
index f833394f7..b4af49248 100644
--- a/compiler/main.nim
+++ b/compiler/main.nim
@@ -310,7 +310,7 @@ proc mainCommand* =
   of "cpp", "compiletocpp":
     extccomp.cExt = ".cpp"
     gCmd = cmdCompileToCpp
-    if cCompiler == ccGcc: setCC("gpp")
+    if cCompiler == ccGcc: setCC("gcc")
     wantMainModule()
     defineSymbol("cpp")
     commandCompileToC()
diff --git a/compiler/nimrod.ini b/compiler/nimrod.ini
index 0dc44a7c9..8b2353aab 100644
--- a/compiler/nimrod.ini
+++ b/compiler/nimrod.ini
@@ -3,7 +3,7 @@ Name: "Nimrod"
 Version: "$version"
 Platforms: """
   windows: i386;amd64
-  linux: i386;amd64;powerpc64;arm;sparc;mips
+  linux: i386;amd64;powerpc64;arm;sparc;mips;powerpc
   macosx: i386;amd64;powerpc64
   solaris: i386;amd64;sparc
   freebsd: i386;amd64
diff --git a/compiler/rodutils.nim b/compiler/rodutils.nim
index 4433ed4ab..09b92cd8a 100644
--- a/compiler/rodutils.nim
+++ b/compiler/rodutils.nim
@@ -10,7 +10,7 @@
 ## Serialization utilities for the compiler.
 import strutils
 
-proc c_sprintf(buf, frmt: cstring) {.importc: "sprintf", nodecl, varargs.}
+proc c_sprintf(buf, frmt: cstring) {.importc: "sprintf", header: "<stdio.h>", nodecl, varargs.}
 
 proc toStrMaxPrecision*(f: BiggestFloat): string = 
   if f != f: