variants: avoid type punning issue

[bison.git] / tests / conflicts.at

diff --git a/tests/conflicts.at b/tests/conflicts.at
index 92e4ae8708fc08bb59266836f4383e6e29e4f973..2d47fc655ae3b5660cf2c5c79edd67e80bb06aca 100644 (file)
--- a/tests/conflicts.at
+++ b/tests/conflicts.at
@@ -17,42 +17,9 @@
 
 AT_BANNER([[Conflicts.]])
 
 
 AT_BANNER([[Conflicts.]])
 

-## ------------------------------ ##
-## Useless associativity warning. ##
-## ------------------------------ ##
-
-AT_SETUP([Useless associativity warning])
-
-AT_DATA([[input.y]],
-[[%token T
-%left A B
-%right C
-%nonassoc D
-%precedence E
-
-%%
-e: T A T
- | T B T
- | T C T
- | T D T
- | T E T
-;
-]])
-
-AT_BISON_CHECK([input.y], 0, [],
-[[input.y:5.13: warning: useless precedence for E [-Wother]
-input.y:2.7: warning: useless associativity for A [-Wother]
-input.y:2.9: warning: useless associativity for B [-Wother]
-input.y:3.8: warning: useless associativity for C [-Wother]
-input.y:4.11: warning: useless associativity for D [-Wother]
-]])
-
-AT_CLEANUP
-
-
-## ------------------------ ##
-## Token declaration order. ##
-## ------------------------ ##
+## ------------------------- ##
+## Token declaration order.  ##
+## ------------------------- ##

 
 # This test checks that token are declared left to right when in a precedence
 # statement.
 
 # This test checks that token are declared left to right when in a precedence
 # statement.


@@ -110,27 +77,7 @@ int main (void)
 }
 ]])
 
 }
 ]])
 

-AT_BISON_CHECK([-o input.c input.y], [], [],
-[[input.y:24.13: warning: useless precedence for R [-Wother]
-input.y:24.15: warning: useless precedence for S [-Wother]
-input.y:24.17: warning: useless precedence for T [-Wother]
-input.y:24.19: warning: useless precedence for U [-Wother]
-input.y:25.13: warning: useless precedence for V [-Wother]
-input.y:25.15: warning: useless precedence for W [-Wother]
-input.y:18.8: warning: useless associativity for E [-Wother]
-input.y:18.10: warning: useless associativity for F [-Wother]
-input.y:18.12: warning: useless associativity for G [-Wother]
-input.y:19.8: warning: useless associativity for H [-Wother]
-input.y:19.10: warning: useless associativity for I [-Wother]
-input.y:20.8: warning: useless associativity for J [-Wother]
-input.y:21.8: warning: useless associativity for K [-Wother]
-input.y:22.8: warning: useless associativity for L [-Wother]
-input.y:22.10: warning: useless associativity for M [-Wother]
-input.y:22.12: warning: useless associativity for N [-Wother]
-input.y:23.11: warning: useless associativity for O [-Wother]
-input.y:23.13: warning: useless associativity for P [-Wother]
-input.y:23.15: warning: useless associativity for Q [-Wother]
-]])
+AT_BISON_CHECK([-o input.c input.y])

 AT_COMPILE([input])
 
 AT_PARSER_CHECK([./input])
 AT_COMPILE([input])
 
 AT_PARSER_CHECK([./input])


@@ -140,6 +87,40 @@ AT_BISON_OPTION_POPDEFS
 AT_CLEANUP
 
 
 AT_CLEANUP
 
 

+## ------------------------------- ##
+## Useless associativity warning.  ##
+## ------------------------------- ##
+
+AT_SETUP([Useless associativity warning])
+
+AT_DATA([[input.y]],
+[[%nonassoc "="
+%left "+"
+%left "*"
+%precedence "("
+%%
+stmt:
+  exp
+| "var" "=" exp
+;
+
+exp:
+  exp "+" exp
+| exp "*" "num"
+| "(" exp ")"
+| "num"
+;
+]])
+
+AT_BISON_CHECK([-Wprecedence input.y], 0, [],
+[[input.y:1.11-13: warning: useless precedence and associativity for "=" [-Wprecedence]
+input.y:3.7-9: warning: useless associativity for "*", use %precedence [-Wprecedence]
+input.y:4.13-15: warning: useless precedence for "(" [-Wprecedence]
+]])
+
+AT_CLEANUP
+
+

 ## ---------------------------- ##
 ## Useless precedence warning.  ##
 ## ---------------------------- ##
 ## ---------------------------- ##
 ## Useless precedence warning.  ##
 ## ---------------------------- ##


@@ -174,17 +155,17 @@ f: B
 ;
 ]])
 
 ;
 ]])
 

-AT_BISON_CHECK([-fcaret -o input.c input.y], 0, [],
-[[input.y:2.13: warning: useless precedence for Z [-Wother]
+AT_BISON_CHECK([-Wprecedence -fcaret -o input.c input.y], 0, [],
+[[input.y:2.13: warning: useless precedence for Z [-Wprecedence]

  %precedence Z
              ^
  %precedence Z
              ^

-input.y:5.7: warning: useless associativity for W [-Wother]
+input.y:5.7: warning: useless precedence and associativity for W [-Wprecedence]

  %left W
        ^
  %left W
        ^

-input.y:6.8: warning: useless associativity for V [-Wother]
+input.y:6.8: warning: useless precedence and associativity for V [-Wprecedence]

  %right V
         ^
  %right V
         ^

-input.y:7.11: warning: useless associativity for U [-Wother]
+input.y:7.11: warning: useless precedence and associativity for U [-Wprecedence]

  %nonassoc U
            ^
 ]])
  %nonassoc U
            ^
 ]])


@@ -1196,10 +1177,10 @@ e:   e '+' e
    ;
 ]])
 
    ;
 ]])
 

-AT_BISON_CHECK([-o input.c input.y], 0, [],
+AT_BISON_CHECK([-Wall -o input.c input.y], 0, [],

 [[input.y: warning: 4 shift/reduce conflicts [-Wconflicts-sr]
 [[input.y: warning: 4 shift/reduce conflicts [-Wconflicts-sr]

-input.y:1.7-9: warning: useless associativity for '+' [-Wother]
-input.y:2.7-9: warning: useless associativity for '*' [-Wother]
+input.y:1.7-9: warning: useless precedence and associativity for '+' [-Wprecedence]
+input.y:2.7-9: warning: useless precedence and associativity for '*' [-Wprecedence]

 ]])
 AT_CLEANUP
 
 ]])
 AT_CLEANUP