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Bug 727145 - Pass -Wno-return-type-c-linkage to clang. r=glandium.

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This commit is contained in:
Rafael Ávila de Espíndola 2012-02-16 09:53:08 -05:00
parent 5b0c52860f
commit b028fa6446
6 changed files with 30 additions and 0 deletions
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1
aclocal.m4 vendored
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@ -17,6 +17,7 @@ builtin(include, build/autoconf/acwinpaths.m4)dnl
builtin(include, build/autoconf/lto.m4)dnl
builtin(include, build/autoconf/gcc-pr49911.m4)dnl
builtin(include, build/autoconf/frameptr.m4)dnl
builtin(include, build/autoconf/compiler-opts.m4)dnl
MOZ_PROG_CHECKMSYS()

13
build/autoconf/compiler-opts.m4 Normal file
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@ -0,0 +1,13 @@
dnl Add compiler specific options
AC_DEFUN([MOZ_COMPILER_OPTS],
[
if test "$CLANG_CXX"; then
## We disable return-type-c-linkage because jsval is defined as a C++ type but is
## returned by C functions. This is possible because we use knowledge about the ABI
## to typedef it to a C type with the same layout when the headers are included
## from C.
_WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} -Wno-return-type-c-linkage"
fi
])

1
configure.in
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@ -3343,6 +3343,7 @@ AC_SUBST(WRAP_SYSTEM_INCLUDES)
AC_SUBST(VISIBILITY_FLAGS)
MOZ_GCC_PR49911
MOZ_COMPILER_OPTS
dnl Check for __force_align_arg_pointer__ for SSE2 on gcc
dnl ========================================================

1
js/src/aclocal.m4 vendored
View File

@ -14,5 +14,6 @@ builtin(include, build/autoconf/acwinpaths.m4)dnl
builtin(include, build/autoconf/lto.m4)dnl
builtin(include, build/autoconf/gcc-pr49911.m4)dnl
builtin(include, build/autoconf/frameptr.m4)dnl
builtin(include, build/autoconf/compiler-opts.m4)dnl
MOZ_PROG_CHECKMSYS()

13
js/src/build/autoconf/compiler-opts.m4 Normal file
View File

@ -0,0 +1,13 @@
dnl Add compiler specific options
AC_DEFUN([MOZ_COMPILER_OPTS],
[
if test "$CLANG_CXX"; then
## We disable return-type-c-linkage because jsval is defined as a C++ type but is
## returned by C functions. This is possible because we use knowledge about the ABI
## to typedef it to a C type with the same layout when the headers are included
## from C.
_WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} -Wno-return-type-c-linkage"
fi
])

1
js/src/configure.in
View File

@ -3133,6 +3133,7 @@ AC_SUBST(WRAP_SYSTEM_INCLUDES)
AC_SUBST(VISIBILITY_FLAGS)
MOZ_GCC_PR49911
MOZ_COMPILER_OPTS
dnl Check for __force_align_arg_pointer__ for SSE2 on gcc
dnl ========================================================