diff --git a/t/t4034/cpp/expect b/t/t4034/cpp/expect
index 46c9460a96..3d37ddac42 100644
--- a/t/t4034/cpp/expect
+++ b/t/t4034/cpp/expect
@@ -1,21 +1,21 @@
 <BOLD>diff --git a/pre b/post<RESET>
-<BOLD>index 1229cdb..3feae6f 100644<RESET>
+<BOLD>index 144cd98..64e78af 100644<RESET>
 <BOLD>--- a/pre<RESET>
 <BOLD>+++ b/post<RESET>
 <CYAN>@@ -1,30 +1,30 @@<RESET>
 Foo() : x(0<RED>&&1<RESET><GREEN>&42<RESET>) { <RED>foo0<RESET><GREEN>bar<RESET>(x.<RED>find<RESET><GREEN>Find<RESET>); }
 cout<<"Hello World<RED>!<RESET><GREEN>?<RESET>\n"<<endl;
-<GREEN>(<RESET>1 <RED>-<RESET><GREEN>+<RESET>1e10 0xabcdef<GREEN>)<RESET> '<RED>x<RESET><GREEN>y<RESET>'
+<GREEN>(<RESET>1 <RED>-<RESET><GREEN>+<RESET>1e10 0xabcdef<GREEN>)<RESET> '<RED>x<RESET><GREEN>.<RESET>'
 // long double<RESET>
-<RED>3.141592653e-10l<RESET><GREEN>3.141592654e+10l<RESET>
+3.141'592'<RED>653e-10l<RESET><GREEN>654e+10l<RESET>
 // float<RESET>
 <RED>120E5f<RESET><GREEN>120E6f<RESET>
 // hex<RESET>
-<RED>0xdeadbeaf<RESET><GREEN>0xdeadBeaf<RESET>+<RED>8ULL<RESET><GREEN>7ULL<RESET>
+0xdead'<RED>beaf<RESET><GREEN>Beaf<RESET>+<RED>8ULL<RESET><GREEN>7ULL<RESET>
 // octal<RESET>
-<RED>01234567<RESET><GREEN>01234560<RESET>
+0123'<RED>4567<RESET><GREEN>4560<RESET>
 // binary<RESET>
-<RED>0b1000<RESET><GREEN>0b1100<RESET>+e1
+<RED>0b10<RESET><GREEN>0b11<RESET>'00+e1
 // expression<RESET>
 1.5-e+<RED>2<RESET><GREEN>3<RESET>+f
 // another one<RESET>
@@ -25,7 +25,7 @@ str.e+<RED>65<RESET><GREEN>75<RESET>
 a<RED>*<RESET><GREEN>*=<RESET>b c<RED>/<RESET><GREEN>/=<RESET>d e<RED>%<RESET><GREEN>%=<RESET>f
 a<RED>+<RESET><GREEN>++<RESET>b c<RED>-<RESET><GREEN>--<RESET>d
 a<RED><<<RESET><GREEN><<=<RESET>b c<RED>>><RESET><GREEN>>>=<RESET>d
-a<RED><<RESET><GREEN><=<RESET>b c<RED><=<RESET><GREEN><<RESET>d e<RED>><RESET><GREEN>>=<RESET>f g<RED>>=<RESET><GREEN>><RESET>h
+a<RED><<RESET><GREEN><=<RESET>b c<RED><=<RESET><GREEN><<RESET>d e<RED>><RESET><GREEN>>=<RESET>f g<RED>>=<RESET><GREEN>><RESET>h i<=<GREEN>><RESET>j
 a<RED>==<RESET><GREEN>!=<RESET>b c<RED>!=<RESET><GREEN>=<RESET>d
 a<RED>^<RESET><GREEN>^=<RESET>b c<RED>|<RESET><GREEN>|=<RESET>d e<RED>&&<RESET><GREEN>&=<RESET>f
 a<RED>||<RESET><GREEN>|<RESET>b
diff --git a/t/t4034/cpp/post b/t/t4034/cpp/post
index 3feae6f430..64e78afbfb 100644
--- a/t/t4034/cpp/post
+++ b/t/t4034/cpp/post
@@ -1,16 +1,16 @@
 Foo() : x(0&42) { bar(x.Find); }
 cout<<"Hello World?\n"<<endl;
-(1 +1e10 0xabcdef) 'y'
+(1 +1e10 0xabcdef) '.'
 // long double
-3.141592654e+10l
+3.141'592'654e+10l
 // float
 120E6f
 // hex
-0xdeadBeaf+7ULL
+0xdead'Beaf+7ULL
 // octal
-01234560
+0123'4560
 // binary
-0b1100+e1
+0b11'00+e1
 // expression
 1.5-e+3+f
 // another one
@@ -20,7 +20,7 @@ str.e+75
 a*=b c/=d e%=f
 a++b c--d
 a<<=b c>>=d
-a<=b c<d e>=f g>h
+a<=b c<d e>=f g>h i<=>j
 a!=b c=d
 a^=b c|=d e&=f
 a|b
diff --git a/t/t4034/cpp/pre b/t/t4034/cpp/pre
index 1229cdb59d..144cd980d6 100644
--- a/t/t4034/cpp/pre
+++ b/t/t4034/cpp/pre
@@ -2,15 +2,15 @@ Foo():x(0&&1){ foo0( x.find); }
 cout<<"Hello World!\n"<<endl;
 1 -1e10 0xabcdef 'x'
 // long double
-3.141592653e-10l
+3.141'592'653e-10l
 // float
 120E5f
 // hex
-0xdeadbeaf+8ULL
+0xdead'beaf+8ULL
 // octal
-01234567
+0123'4567
 // binary
-0b1000+e1
+0b10'00+e1
 // expression
 1.5-e+2+f
 // another one
@@ -20,7 +20,7 @@ str.e+65
 a*b c/d e%f
 a+b c-d
 a<<b c>>d
-a<b c<=d e>f g>=h
+a<b c<=d e>f g>=h i<=j
 a==b c!=d
 a^b c|d e&&f
 a||b