remove dead code elimination option (#7669)

tests/enum/toptions.nim

@@ -4,7 +4,7 @@ type
   TOption = enum
     optNone, optForceFullMake, optBoehmGC, optRefcGC, optRangeCheck,
     optBoundsCheck, optOverflowCheck, optNilCheck, optAssert, optLineDir,
-    optWarns, optHints, optDeadCodeElim, optListCmd, optCompileOnly,
+    optWarns, optHints, optListCmd, optCompileOnly,
     optSafeCode,             # only allow safe code
     optStyleCheck, optOptimizeSpeed, optOptimizeSize, optGenDynLib,
     optGenGuiApp, optStackTrace

tests/iter/tobj_iter.nim

@@ -4,8 +4,6 @@ discard """
 
 # bug #2023
 
-{.deadCodeElim:on.}
-
 type
     Obj = object
         iter: iterator (): int8 {.closure.}

tests/manyloc/keineschweine/dependencies/chipmunk/chipmunk.nim

@@ -23,7 +23,6 @@ const Lib = "libchipmunk.so.6.1.1"
 
 when defined(MoreNim):
   {.hint: "MoreNim defined; some Chipmunk functions replaced in Nim".}
-{.deadCodeElim: on.}
 from math import sqrt, sin, cos, arctan2
 when defined(CpUseFloat):
   {.hint: "CpUseFloat defined; using float32 as float".}

tests/manyloc/keineschweine/dependencies/enet/enet.nim

@@ -20,7 +20,6 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 const Lib = "libenet.so.1(|.0.3)"
 
-{.deadCodeElim: on.}
 const
   ENET_VERSION_MAJOR* = 1
   ENET_VERSION_MINOR* = 3

tests/manyloc/keineschweine/dependencies/genpacket/macro_dsl.nim

@@ -1,5 +1,5 @@
 import macros
-{.deadCodeElim: on.}
+
 #Inline macro.add() to allow for easier nesting
 proc und*(a: NimNode; b: NimNode): NimNode {.compileTime.} =
   a.add(b)

tests/manyloc/keineschweine/dependencies/sfml/sfml.nim

@@ -12,7 +12,7 @@ else:
     LibS = "libcsfml-system.so.2.0"
     LibW = "libcsfml-window.so.2.0"
   #{.error: "Platform unsupported".}
-{.deadCodeElim: on.}
+
 {.pragma: pf, pure, final.}
 type
   PClock* = ptr TClock

tests/manyloc/keineschweine/dependencies/sfml/sfml_colors.nim

@@ -1,5 +1,5 @@
 import sfml
-{.deadCodeElim: on.}
+
 let
   Black*: TColor = color(0, 0, 0)
   White*: TColor = color(255, 255, 255)

tests/manyloc/keineschweine/dependencies/sfml/sfml_vector.nim

@@ -1,2 +1 @@
 import sfml, math, strutils
-{.deadCodeElim: on.}

tests/manyloc/keineschweine/keineschweine.nim

@@ -5,7 +5,7 @@ import
   sg_gui, sg_assets, sound_buffer, enet_client
 when defined(profiler):
   import nimprof
-{.deadCodeElim: on.}
+
 type
   PPlayer* = ref TPlayer
   TPlayer* = object

tests/manyloc/keineschweine/lib/sg_gui.nim

@@ -2,7 +2,7 @@ import
   sfml, sfml_colors,
   input_helpers, sg_packets
 from strutils import countlines
-{.deadCodeElim: on.}
+
 type
   PGuiContainer* = ref TGuiContainer
   TGuiContainer* = object of TObject

tests/manyloc/keineschweine/server/nim.cfg

@@ -1,5 +1,4 @@
 debugger = off
-deadCodeElim = on
 path = ".."
 path = "../genpacket"
 path = "../helpers"

tests/manyloc/nake/nakefile.nim

@@ -10,7 +10,7 @@ const
   ExeName = "keineschweine"
   ServerDefines = "-d:NoSFML -d:NoChipmunk"
   TestBuildDefines = "-d:escapeMenuTest -d:debugWeps -d:showFPS -d:moreNim -d:debugKeys -d:foo -d:recordMode --forceBuild"
-  ReleaseDefines = "-d:release --deadCodeElim:on"
+  ReleaseDefines = "-d:release"
   ReleaseTestDefines = "-d:debugWeps -d:debugKeys --forceBuild"
 
 task "testprofile", "..":

tests/manyloc/standalone/barebone.nim.cfg

@@ -1,3 +1,2 @@
 --os:standalone
---deadCodeElim:on
 --gc:none

tests/pragmas/tnoreturn.nim

@@ -2,13 +2,16 @@ discard """
 ccodeCheck: "\\i @'__attribute__((noreturn))' .*"
 """
 
-proc noret1*(i: int) {.noreturn.} = 
+proc noret1*(i: int) {.noreturn.} =
   echo i
 
 
-proc noret2*(i: int): void {.noreturn.} = 
+proc noret2*(i: int): void {.noreturn.} =
   echo i
 
+noret1(1)
+noret2(2)
+
 var p {.used.}: proc(i: int): int
 doAssert(not compiles(
   p = proc(i: int): int {.noreturn.} = i # noreturn lambda returns int

tests/rodfiles/deadg.nim

@@ -1,6 +1,3 @@
-
-{.deadCodeElim: on.}
-
 proc p1*(x, y: int): int =
   result = x + y