Use U+2018 instead of U+201B quote mark in compiler messages

This matches GCC's choice of Unicode quotation marks (i.e. U+2018 and U+2019)
and therefore looks more familiar on the console. This addresses #2507.

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

7 files changed, 14 insertions, 14 deletions

diff --git a/testsuite/tests/safeHaskell/ghci/p10.stderr b/testsuite/tests/safeHaskell/ghci/p10.stderr
index 71ace73569..d8ba4ab762 100644
--- a/testsuite/tests/safeHaskell/ghci/p10.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p10.stderr
@@ -1,2 +1,2 @@
 
-<interactive>:10:1: Not in scope: ‛b’
+<interactive>:10:1: Not in scope: ‘b’
diff --git a/testsuite/tests/safeHaskell/ghci/p13.stderr b/testsuite/tests/safeHaskell/ghci/p13.stderr
index 226aac2f05..edf5e1eb91 100644
--- a/testsuite/tests/safeHaskell/ghci/p13.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p13.stderr
@@ -1,7 +1,7 @@
 
 <interactive>:12:1:
     Unsafe overlapping instances for Pos [Int]
-      arising from a use of ‛res’
+      arising from a use of ‘res’
     The matching instance is:
       instance [overlap ok] [safe] Pos [Int]
         -- Defined at <interactive>:10:10
@@ -10,4 +10,4 @@
     overlaps the following instances from different modules:
       instance [overlap ok] [safe] Pos [a] -- Defined at P13_A.hs:6:10
     In the expression: res [1 :: Int, 2 :: Int]
-    In an equation for ‛it’: it = res [1 :: Int, 2 :: Int]
+    In an equation for ‘it’: it = res [1 :: Int, 2 :: Int]
diff --git a/testsuite/tests/safeHaskell/ghci/p14.stderr b/testsuite/tests/safeHaskell/ghci/p14.stderr
index 0d1b1728a7..4d0b14e970 100644
--- a/testsuite/tests/safeHaskell/ghci/p14.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p14.stderr
@@ -1,2 +1,2 @@
 
-<interactive>:10:1: parse error on input ‛{-# RULES’
+<interactive>:10:1: parse error on input ‘{-# RULES’
diff --git a/testsuite/tests/safeHaskell/ghci/p15.stderr b/testsuite/tests/safeHaskell/ghci/p15.stderr
index 0bc16dfbf1..19684b3937 100644
--- a/testsuite/tests/safeHaskell/ghci/p15.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p15.stderr
@@ -1,9 +1,9 @@
 
 Top level: Warning:
-    Module ‛Data.OldTypeable’ is deprecated: Use Data.Typeable instead
+    Module ‘Data.OldTypeable’ is deprecated: Use Data.Typeable instead
 
 <interactive>:10:36: Warning:
-    In the use of type constructor or class ‛Typeable’
+    In the use of type constructor or class ‘Typeable’
     (imported from Data.OldTypeable, but defined in Data.OldTypeable.Internal):
     Deprecated: "Use Data.Typeable.Internal instead"
 
@@ -11,8 +11,8 @@ Top level: Warning:
     Can't create hand written instances of Typeable in Safe Haskell! Can only derive them
 
 <interactive>:22:22:
-    No instance for (Typeable G) arising from a use of ‛cast’
+    No instance for (Typeable G) arising from a use of ‘cast’
     In the expression: (cast y) :: Maybe H
     In a pattern binding: (Just y_as_H) = (cast y) :: Maybe H
 
-<interactive>:23:1: Not in scope: ‛y_as_H’
+<interactive>:23:1: Not in scope: ‘y_as_H’
diff --git a/testsuite/tests/safeHaskell/ghci/p4.stderr b/testsuite/tests/safeHaskell/ghci/p4.stderr
index 8ff140a7bd..c7eb6070e1 100644
--- a/testsuite/tests/safeHaskell/ghci/p4.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p4.stderr
@@ -1,6 +1,6 @@
 
-<interactive>:6:9: Not in scope: ‛System.IO.Unsafe.unsafePerformIO’
+<interactive>:6:9: Not in scope: ‘System.IO.Unsafe.unsafePerformIO’
 
-<interactive>:7:9: Not in scope: ‛x’
+<interactive>:7:9: Not in scope: ‘x’
 
-<interactive>:8:1: Not in scope: ‛y’
+<interactive>:8:1: Not in scope: ‘y’
diff --git a/testsuite/tests/safeHaskell/ghci/p6.stderr b/testsuite/tests/safeHaskell/ghci/p6.stderr
index f46c1f815e..9b6c0cfdb4 100644
--- a/testsuite/tests/safeHaskell/ghci/p6.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p6.stderr
@@ -6,5 +6,5 @@
       foreign import ccall safe "static sin" c_sin :: Double -> Double
 
 <interactive>:13:1:
-    Not in scope: ‛c_sin’
-    Perhaps you meant ‛c_sin'’ (line 8)
+    Not in scope: ‘c_sin’
+    Perhaps you meant ‘c_sin'’ (line 8)
diff --git a/testsuite/tests/safeHaskell/ghci/p9.stderr b/testsuite/tests/safeHaskell/ghci/p9.stderr
index 71ace73569..d8ba4ab762 100644
--- a/testsuite/tests/safeHaskell/ghci/p9.stderr
+++ b/testsuite/tests/safeHaskell/ghci/p9.stderr
@@ -1,2 +1,2 @@
 
-<interactive>:10:1: Not in scope: ‛b’
+<interactive>:10:1: Not in scope: ‘b’