check for self assignment in operator=

[wxWidgets.git] / configure.in

diff --git a/configure.in b/configure.in
index 349bf3ff29d25b6c372a0670dd2b55665fa09c55..ff46cc9b4d2e9a606385c63580803ec821585d23 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1786,7 +1786,11 @@ fi
 if test "x$HPCXX" = "xyes"; then
     dnl 2340: "value copied to temporary, reference to temporary used": very
     dnl       painful as triggered by any occurrence of user-defined conversion
-    CXXFLAGS="+W 2340 $CXXFLAGS"
+    dnl 4232: "conversion from 'Foo *' to a more strictly aligned type 'Bar *'
+    dnl       may cause misaligned access": this might indicate a real problem
+    dnl       but any use of GTK+ cast macros results in it so it's unusable
+    dnl       for wxGTK code
+    CXXFLAGS="+W 2340,4232 $CXXFLAGS"
 fi
 
 dnl DEC/Compaq/HP cxx warnings
@@ -7405,14 +7409,14 @@ dnl check for icc before gcc as icc is also recognized as gcc
 if test "x$INTELCC" = "xyes" ; then
     dnl Warnings which can't be easily suppressed in C code are disabled:
     dnl
-    dnl     remark #810: conversion from "x" to "y" may lose significant bits
-    dnl     remark #869: parameter "foo" was never referenced
-    dnl     remark #1572: floating-point equality and inequality comparisons
-    dnl                   are unreliable
-    dnl     remark #1684: conversion from pointer to same-sized integral type
-    dnl
-    dnl (for others see below)
-    CWARNINGS="-Wall -wd810,869,981,1418,1572,1684"
+    dnl     #810: conversion from "x" to "y" may lose significant bits
+    dnl     #869: parameter "foo" was never referenced
+    dnl     #1572: floating-point equality and inequality comparisons
+    dnl            are unreliable
+    dnl     #1684: conversion from pointer to same-sized integral type
+    dnl     #2259: non-pointer conversion from "x" to "y" may lose significant
+    dnl            bits
+    CWARNINGS="-Wall -wd810,869,981,1418,1572,1684,2259"
 elif test "$GCC" = yes ; then
     CWARNINGS="-Wall -Wundef"
 fi
@@ -7424,18 +7428,19 @@ if test "x$INTELCXX" = "xyes" ; then
     dnl (279) are generated for standard macros and so there is nothing we can
     dnl do about them
     dnl
-    dnl     remark #279: controlling expression is constant
-    dnl     remark #383: value copied to temporary, reference to temporary used
-    dnl     remark #444: destructor for base class "xxx" is not virtual
-    dnl     remark #810: conversion from "x" to "y" may lose significant bits
-    dnl     remark #869: parameter "foo" was never referenced
-    dnl     remark #981: operands are evaluated in unspecified order
-    dnl     remark #1418: external definition with no prior declaration
-    dnl     remark #1419: external declaration in primary source file
-    CXXWARNINGS="-Wall -wd279,383,444,810,869,981,1418,1419"
+    dnl     #279: controlling expression is constant
+    dnl     #383: value copied to temporary, reference to temporary used
+    dnl     #444: destructor for base class "xxx" is not virtual
+    dnl     #981: operands are evaluated in unspecified order
+    dnl     #1418: external definition with no prior declaration
+    dnl     #1419: external declaration in primary source file
+    dnl     #1881: argument must be a constant null pointer value
+    dnl
+    dnl (for others see CWARNINGS above)
+    CXXWARNINGS="-Wall -wd279,383,444,810,869,981,1418,1419,1881,2259"
 elif test "$GXX" = yes ; then
-    dnl CXXWARNINGS="-Wall -W -Wcast-qual -Werror"
     CXXWARNINGS="-Wall -Wundef -Wunused-parameter -Wno-ctor-dtor-privacy"
+    AX_CXXFLAGS_GCC_OPTION(-Woverloaded-virtual, CXXWARNINGS)
 fi
 
 
@@ -7601,13 +7606,13 @@ AC_SUBST(DEBUG_INFO)
 AC_SUBST(DEBUG_FLAG)
 TOOLKIT_LOWERCASE=xxx
 if test "$TOOLKIT" = "MAC"; then
-    TOOLKIT_LOWERCASE=osx
+    TOOLKIT_LOWERCASE=osx_carbon
 fi
 if test "$TOOLKIT" = "OSX_CARBON"; then
-    TOOLKIT_LOWERCASE=osx
+    TOOLKIT_LOWERCASE=osx_carbon
 fi
 if test "$TOOLKIT" = "OSX_COCOA"; then
-    TOOLKIT_LOWERCASE=osx
+    TOOLKIT_LOWERCASE=osx_cocoa
 fi
 if test "$TOOLKIT_LOWERCASE" = "xxx"; then
     TOOLKIT_LOWERCASE=`echo $TOOLKIT | tr '[[A-Z]]' '[[a-z]]'`